Found 377 products
Compact power supply module in IP67, 24 VDC output voltage - 8 A output current, , Broad temperature range, Status LED, AC and DC wide-range input, Mains buffering up to 50 ms, High efficiency, No-load and short-circuit proof, Natural air cooling
Quick Quote
PULS CP5.121 is a power supply unit designed for DIN rail mounting, featuring an aluminium housing and dimensions of W32mm x H124mm x D102mm. It operates within an ambient air temperature range of -25 to +70°C and has a net width of 32 mm. The unit offers a current consumption of 7A peak max inrush at both 230Vac and 120Vac inputs. Its efficiency rates are 0.94 at 230Vac input, 0.932 at 120Vac input, and 0.926 at 100Vac input. The CP5.121 provides a time delay of 350-400ms for start-up and a rise time of 30ms under nominal input with a constant full current load without load capacitance, and 50ms with 10mF load capacitance. It includes protection functions such as output overvoltage protection and overload/short-circuit protection, with the capability for series or parallel operation for increased output voltages or power. The unit is resistant to back-feeding loads up to 25V. Power dissipation/losses are 7.7W at full output load with 230Vac input and 8.8W with 120Vac input. The output stage capacitance is 2700 µF. Electrical durability varies with conditions, offering up to 839000 hours at 25°C with 5A output and 1AC 120Vac input. The ripple is 50mVpp across 20Hz to 20MHz at 50Ω. This AC/DC power supply unit, part of the CP-series, is designed with a 20% power reserve, DC-OK relay contact output, and screw-clamp connections. It supports a supply voltage range of 85Vac-264Vac for AC and 110Vdc-150Vdc for DC, with a rated current of 10A at 12Vdc, and provides an adjustable output voltage of 12Vdc-15Vdc. The hold time is 35ms at both 120/230Vac input.
Quick Quote
Power Supply, IP65/67, 500W, AC 380-480V input, 3 phase, 24-28Vdc output, 20.8A, HAN Q4/2, ASi Cable
Quick Quote
PULS CP10.241-M1 is a DIN rail mounting power supply unit with an aluminium housing, designed for a net width of 39 mm. It operates within an ambient air temperature range of -25 to +70°C and features a current consumption of 11A peak max. inrush at 230Vac input and 7A peak max. inrush at 120Vac input. The efficiency rates are 0.952 at 230Vac input, 0.936 at 120Vac input, and 0.929 at 100Vac input. Its dimensions are W39mm x H124mm x D117mm. The unit has a start-up delay of 240-300ms for 100-230Vac input, with a rise time of 30ms under nominal input at constant full current load with 0mF load capacitance, and 75ms with 10mF load capacitance. It includes protection functions such as output overvoltage protection and overload/short-circuit current protection, with specific resistance to back-feeding loads up to 35V. Power dissipation/losses are 12.1 W at 230Vac input with full output load and 16.4 W at 120Vac input with full output load. The output stage capacitance is 4400 µF. Electrical durability varies with conditions, reaching up to 499000 hours at 25°C with 5A output and 1AC 230Vac input. The ripple is 50mVpp (20Hz...20MHz; 50Ω). This AC/DC power supply unit, part of the CP-series designed for medical applications, features a DC-OK relay contact output and spring-clamp connections. It supports a supply voltage range of 85Vac-264Vac for various nominal inputs and 264-300Vac input overvoltage for up to 500ms. The rated current is 10A at 24Vdc with a derating from 6W/+60°C to +70°C. It is suitable for single-phase networks, offers a rated power of 240W, and provides an adjustable output voltage of 24Vdc-28Vdc with a 200mV turn-ON overshoot. The hold time is 37ms.
Quick Quote
Switching power supplies, , Output voltage adjustable 24…28 VDC, Nominal current 2.5 A, Single/parallel operating mode, Surge protection, Universal operating voltage, Mains failure bridging up to 30 ms, High efficiency, Natural air cooling, Safety extra-low voltage SELV IEC/EN 60950
Quick Quote
PULS QS3.241 is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion with a 50% power reserve. It operates within an ambient air temperature range of -25 to +70°C and offers a design that includes a DC-OK relay contact output. The unit provides a rated current of 3.4A at 24Vdc and 3A at 28Vdc, with spring-clamp connections for ease of installation. It supports a supply voltage range of 85Vac-264Vac for AC and 88Vdc-375Vdc for DC, accommodating various network configurations including single-phase (1AC) or DC. The QS3.241, part of the Q-series, measures 32mm in width, 124mm in height, and 102mm in depth, housed in an aluminium casing. It delivers a rated power of 80W at 24V, 84W at 28V, and can handle up to 120W short-term for 4 seconds. The output voltage is adjustable between 24Vdc and 28Vdc, with comprehensive protection functions against overvoltage, overload, and short-circuit conditions. Efficiency rates vary by input voltage, achieving up to 0.9 at 230Vac. The unit exhibits a start-up delay of 330-360ms, with a hold time of 174ms at 230Vac input. Power dissipation is noted at 9.1W for 230Vac input under full load. Electrical durability spans up to 224000 hours, depending on conditions, and the output stage capacitance is 1500µF, with a ripple of 50mVpp across a 20Hz to 20MHz range.
Quick Quote
PULS QS40.244 is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion with a 50% power reserve. It operates within an ambient air temperature range of -25 to +70°C and offers a design that includes a DC-OK relay contact output. The unit provides a rated current of 40A at 24Vdc and 34.3A at 28Vdc, with screw-clamp connections for secure installation. It supports a supply voltage range of 180Vac to 264Vac across various nominal values and frequencies, with specific turn-ON and shutdown voltages. As part of the Q-series, it measures 125mm in width, 124mm in height, and 127mm in depth, housed in an aluminium casing. This single-phase unit delivers a rated power of 960W, with a short-term capacity of 1440W for up to 4 seconds, and an adjustable output voltage between 24Vdc and 28Vdc. It features comprehensive protection functions, including output overvoltage protection and overload/short-circuit current management, and is capable of series or parallel operation for increased output power. The QS40.244 maintains efficiency at 0.946 with a 230Vac input and incorporates a time delay for start-up and rise, alongside a hold time of 30ms at 230Vac input. Power dissipation is noted at 54.8W under full output load with a 230Vac input. Its electrical durability spans up to 311,000 hours at 25°C with a 20A output, and it exhibits a ripple of 100mVpp across a 20Hz to 20MHz range with a 50Ω load. The output stage capacitance is 10200µF, ensuring stable performance across its operational lifespan.
Quick Quote
Compact power supply module in IP67, 24 VDC output voltage - 2 x 3.8 A output current, , Broad temperature range, Status LED, AC and DC wide-range input, Mains buffering up to 50 ms, High efficiency, No-load and short-circuit proof, Natural air cooling, Current limited to meet UL1310, NEC class 2
Quick Quote
PULS PISA11.CLASS2 is a protection unit designed for DIN rail mounting, featuring a 4-channel protection module with 1 input and 4 outputs. It operates within an ambient air temperature range of -25 to +70°C and adheres to NEC Class 2 design standards. The rated current is 16A, distributed as 4A per channel, with a derating to 0.025A/+60°C to +70°C for each channel. It utilizes screw-clamp connections for secure installation and is part of the PISA11-series. The dimensions are W45mm x H75mm x D91mm, and it requires a supply voltage of 18Vdc to 30Vdc, with 24Vdc being typical and 21.4Vdc needed to turn on the outputs. The output voltage is adjustable between 24Vdc and 28Vdc. Protection functions include short-circuit protection with a 10ms shutdown time and current limitation with an adjustable threshold between 16.6A and 23.6A. Power dissipation at full output load with a 24V input is 1.8W, and the processing time for the turn-on delay of output is 270ms. The voltage drop across the unit is 101mV / 0.101 V. Electrical durability is rated at 216,000 hours at 40°C with a 4x2A output and 610,000 hours at 25°C with a 4x2A output.
Quick Quote
Banner Engineering PIRD20.241 is a fiber optic sensor designed for through-beam system applications, functioning as an opposed mode pair of individual fibers positioned side by side with right-angled sensing. This sensor falls under the Plastic fiber series, featuring a 0.25mm fiber core diameter. It is equipped with a plastic sensing end and a polyethylene (PE) fiber sheath, ensuring compatibility with various industrial environments. The PIRD20.241 operates effectively at an ambient air temperature up to +70°C. Its rectangular shape and 15ft (5m) length facilitate versatile installation options in spaces requiring precise, non-contact detection.
Quick Quote
| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
 | PSU67-11-2480/M Compact power supply module in IP67, 24 VDC output voltage - 8 A output current, , Broad temperature range, Status LED, AC and DC wide-range input, Mains buffering up to 50 ms, High efficiency, No-load and short-circuit proof, Natural air cooling | Turck | $650.60 | Quick Quote | |
 | CP5.121 PULS CP5.121 is a power supply unit designed for DIN rail mounting, featuring an aluminium housing and dimensions of W32mm x H124mm x D102mm. It operates within an ambient air temperature range of -25 to +70°C and has a net width of 32 mm. The unit offers a current consumption of 7A peak max inrush at both 230Vac and 120Vac inputs. Its efficiency rates are 0.94 at 230Vac input, 0.932 at 120Vac input, and 0.926 at 100Vac input. The CP5.121 provides a time delay of 350-400ms for start-up and a rise time of 30ms under nominal input with a constant full current load without load capacitance, and 50ms with 10mF load capacitance. It includes protection functions such as output overvoltage protection and overload/short-circuit protection, with the capability for series or parallel operation for increased output voltages or power. The unit is resistant to back-feeding loads up to 25V. Power dissipation/losses are 7.7W at full output load with 230Vac input and 8.8W with 120Vac input. The output stage capacitance is 2700 µF. Electrical durability varies with conditions, offering up to 839000 hours at 25°C with 5A output and 1AC 120Vac input. The ripple is 50mVpp across 20Hz to 20MHz at 50Ω. This AC/DC power supply unit, part of the CP-series, is designed with a 20% power reserve, DC-OK relay contact output, and screw-clamp connections. It supports a supply voltage range of 85Vac-264Vac for AC and 110Vdc-150Vdc for DC, with a rated current of 10A at 12Vdc, and provides an adjustable output voltage of 12Vdc-15Vdc. The hold time is 35ms at both 120/230Vac input. | Puls | $290.00 | Quick Quote | |
 | FPT500.241-006-104 Power Supply, IP65/67, 500W, AC 380-480V input, 3 phase, 24-28Vdc output, 20.8A, HAN Q4/2, ASi Cable | Puls | $1,000.00 | Quick Quote | |
 | CP10.241-M1 PULS CP10.241-M1 is a DIN rail mounting power supply unit with an aluminium housing, designed for a net width of 39 mm. It operates within an ambient air temperature range of -25 to +70°C and features a current consumption of 11A peak max. inrush at 230Vac input and 7A peak max. inrush at 120Vac input. The efficiency rates are 0.952 at 230Vac input, 0.936 at 120Vac input, and 0.929 at 100Vac input. Its dimensions are W39mm x H124mm x D117mm. The unit has a start-up delay of 240-300ms for 100-230Vac input, with a rise time of 30ms under nominal input at constant full current load with 0mF load capacitance, and 75ms with 10mF load capacitance. It includes protection functions such as output overvoltage protection and overload/short-circuit current protection, with specific resistance to back-feeding loads up to 35V. Power dissipation/losses are 12.1 W at 230Vac input with full output load and 16.4 W at 120Vac input with full output load. The output stage capacitance is 4400 µF. Electrical durability varies with conditions, reaching up to 499000 hours at 25°C with 5A output and 1AC 230Vac input. The ripple is 50mVpp (20Hz...20MHz; 50Ω). This AC/DC power supply unit, part of the CP-series designed for medical applications, features a DC-OK relay contact output and spring-clamp connections. It supports a supply voltage range of 85Vac-264Vac for various nominal inputs and 264-300Vac input overvoltage for up to 500ms. The rated current is 10A at 24Vdc with a derating from 6W/+60°C to +70°C. It is suitable for single-phase networks, offers a rated power of 240W, and provides an adjustable output voltage of 24Vdc-28Vdc with a 200mV turn-ON overshoot. The hold time is 37ms. | Puls | $400.00 | Quick Quote | |
 | IM82-24-2.5 Switching power supplies, , Output voltage adjustable 24…28 VDC, Nominal current 2.5 A, Single/parallel operating mode, Surge protection, Universal operating voltage, Mains failure bridging up to 30 ms, High efficiency, Natural air cooling, Safety extra-low voltage SELV IEC/EN 60950 | Turck | $168.50 | Quick Quote | |
 | QS3.241 PULS QS3.241 is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion with a 50% power reserve. It operates within an ambient air temperature range of -25 to +70°C and offers a design that includes a DC-OK relay contact output. The unit provides a rated current of 3.4A at 24Vdc and 3A at 28Vdc, with spring-clamp connections for ease of installation. It supports a supply voltage range of 85Vac-264Vac for AC and 88Vdc-375Vdc for DC, accommodating various network configurations including single-phase (1AC) or DC. The QS3.241, part of the Q-series, measures 32mm in width, 124mm in height, and 102mm in depth, housed in an aluminium casing. It delivers a rated power of 80W at 24V, 84W at 28V, and can handle up to 120W short-term for 4 seconds. The output voltage is adjustable between 24Vdc and 28Vdc, with comprehensive protection functions against overvoltage, overload, and short-circuit conditions. Efficiency rates vary by input voltage, achieving up to 0.9 at 230Vac. The unit exhibits a start-up delay of 330-360ms, with a hold time of 174ms at 230Vac input. Power dissipation is noted at 9.1W for 230Vac input under full load. Electrical durability spans up to 224000 hours, depending on conditions, and the output stage capacitance is 1500µF, with a ripple of 50mVpp across a 20Hz to 20MHz range. | Puls | $265.00 | Quick Quote | |
 | QS40.244 PULS QS40.244 is a power supply unit designed for DIN rail mounting, featuring AC/DC conversion with a 50% power reserve. It operates within an ambient air temperature range of -25 to +70°C and offers a design that includes a DC-OK relay contact output. The unit provides a rated current of 40A at 24Vdc and 34.3A at 28Vdc, with screw-clamp connections for secure installation. It supports a supply voltage range of 180Vac to 264Vac across various nominal values and frequencies, with specific turn-ON and shutdown voltages. As part of the Q-series, it measures 125mm in width, 124mm in height, and 127mm in depth, housed in an aluminium casing. This single-phase unit delivers a rated power of 960W, with a short-term capacity of 1440W for up to 4 seconds, and an adjustable output voltage between 24Vdc and 28Vdc. It features comprehensive protection functions, including output overvoltage protection and overload/short-circuit current management, and is capable of series or parallel operation for increased output power. The QS40.244 maintains efficiency at 0.946 with a 230Vac input and incorporates a time delay for start-up and rise, alongside a hold time of 30ms at 230Vac input. Power dissipation is noted at 54.8W under full output load with a 230Vac input. Its electrical durability spans up to 311,000 hours at 25°C with a 20A output, and it exhibits a ripple of 100mVpp across a 20Hz to 20MHz range with a 50Ω load. The output stage capacitance is 10200µF, ensuring stable performance across its operational lifespan. | Puls | $1,005.00 | Quick Quote | |
 | PSU67-12-2480/M Compact power supply module in IP67, 24 VDC output voltage - 2 x 3.8 A output current, , Broad temperature range, Status LED, AC and DC wide-range input, Mains buffering up to 50 ms, High efficiency, No-load and short-circuit proof, Natural air cooling, Current limited to meet UL1310, NEC class 2 | Turck | $672.40 | Quick Quote | |
 | PISA11.CLASS2 PULS PISA11.CLASS2 is a protection unit designed for DIN rail mounting, featuring a 4-channel protection module with 1 input and 4 outputs. It operates within an ambient air temperature range of -25 to +70°C and adheres to NEC Class 2 design standards. The rated current is 16A, distributed as 4A per channel, with a derating to 0.025A/+60°C to +70°C for each channel. It utilizes screw-clamp connections for secure installation and is part of the PISA11-series. The dimensions are W45mm x H75mm x D91mm, and it requires a supply voltage of 18Vdc to 30Vdc, with 24Vdc being typical and 21.4Vdc needed to turn on the outputs. The output voltage is adjustable between 24Vdc and 28Vdc. Protection functions include short-circuit protection with a 10ms shutdown time and current limitation with an adjustable threshold between 16.6A and 23.6A. Power dissipation at full output load with a 24V input is 1.8W, and the processing time for the turn-on delay of output is 270ms. The voltage drop across the unit is 101mV / 0.101 V. Electrical durability is rated at 216,000 hours at 40°C with a 4x2A output and 610,000 hours at 25°C with a 4x2A output. | Puls | $165.00 | Quick Quote | |
 | PIRD20.241 Banner Engineering PIRD20.241 is a fiber optic sensor designed for through-beam system applications, functioning as an opposed mode pair of individual fibers positioned side by side with right-angled sensing. This sensor falls under the Plastic fiber series, featuring a 0.25mm fiber core diameter. It is equipped with a plastic sensing end and a polyethylene (PE) fiber sheath, ensuring compatibility with various industrial environments. The PIRD20.241 operates effectively at an ambient air temperature up to +70°C. Its rectangular shape and 15ft (5m) length facilitate versatile installation options in spaces requiring precise, non-contact detection. | Puls | $80.00 | Quick Quote | |
Power Converters
General Guide & Overview
Power converters are essential components used to process and control the flow of electric energy in various applications, ranging from power supplies for personal computers to spacecraft power systems. They convert an unregulated DC voltage into a regulated DC or AC voltage that is suitable for the load.
Power converters can be classified into different types based on their circuit topologies, such as buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters. These converters utilize switched-mode circuits to achieve high efficiency, typically ranging from 70% to 95%. They employ semiconductor devices like diodes, MOSFETs, IGBTs, BJTs, or thyristors as switches to change the magnitude and/or polarity of the voltage.
The conversion ratio of a power converter is controlled by the duty cycle of the switch, which determines the average voltage output. The efficiency and performance of power converters can be improved through the use of advanced techniques, including pulse-width modulation (PWM) for control and regulation, as well as the implementation of feedback systems to maintain stable output voltages.
The selection of a power converter depends on factors such as the input voltage, desired output voltage, power requirements, and overall system design. Power converters find applications in a wide range of industries, including electronics, telecommunications, automotive, renewable energy, and more. They are crucial in enabling the efficient and reliable operation of various electronic devices and systems.
Types of Power Converters and Their Applications
Power converters play a fundamental role in numerous applications, enabling the efficient conversion of electric energy from one form to another. Among the different types of power converters available, buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters are widely used in various industries.
Buck Converters: Buck converters are commonly utilized in power supply systems where the input voltage needs to be stepped down to a lower output voltage. These converters efficiently reduce the voltage level and have a conversion ratio equal to the duty cycle of the switch.
Boost Converters: In contrast to buck converters, boost converters are employed when the input voltage needs to be increased to a higher level. They amplify the voltage magnitude and have a conversion ratio given by 1/(1 - duty cycle). Boost converters find applications in various fields where voltage boosting is required.
Buck-Boost Converters: Buck-boost converters offer the versatility of both stepping up and stepping down the voltage. This capability allows for a wider range of output voltages, making them suitable for applications with flexible voltage requirements.
Cuk Converters: Cuk converters and SEPIC (Single-Ended Primary Inductance Converter) converters have similar functionalities. They can both increase or decrease the voltage magnitude, but they do not invert the voltage polarity. These types of converters are frequently used in battery charging systems, renewable energy systems, and voltage regulators.
The choice of a specific power converter depends on several factors, including the desired voltage levels, power rating, efficiency, and cost considerations. Each type of converter has its unique advantages and applications, making them suitable for different scenarios. By understanding the specific requirements of an application, engineers, and designers can select the most appropriate power converter to ensure optimal performance and efficiency.
Power converters are indispensable components in a wide range of electronic systems and applications. They efficiently convert electric energy from one form to another, enabling the operation of various devices and systems by providing the necessary voltage and current levels. The different types of power converters, including buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters, offer versatility in voltage conversion and find applications in diverse scenarios.
An essential consideration in power converters is efficiency, as it directly impacts energy wastage and heat generation during the conversion process. High-efficiency power converters are desirable to optimize energy usage and minimize environmental impact. The advancements in semiconductor technology and control techniques have contributed to the development of more efficient and reliable power converters.
Looking ahead, power converters are expected to become even more efficient, compact, and cost-effective as technology continues to evolve. Their applications will expand to meet the growing demand for clean and sustainable energy solutions, driving innovation in power conversion technologies.
FAQ
What are power converters?
Power converters are essential components used to process and control the flow of electric energy in various applications, converting an unregulated DC voltage into a regulated DC or AC voltage suitable for the load.
What types of power converters are there?
Power converters can be classified into different types based on their circuit topologies, such as buck converters, boost converters, buck-boost converters, Cuk converters, and SEPIC converters.
What is the purpose of a buck converter?
Buck converters reduce the voltage level and are commonly used in power supplies to step down a higher input voltage to a lower output voltage.
How do boost converters work?
Boost converters increase the voltage magnitude and are used in applications where the input voltage needs to be boosted to a higher level.
What is the advantage of buck-boost converters?
Buck-boost converters have the ability to both step up and step down the voltage, providing a wider range of output voltage options.
In what applications are Cuk and SEPIC converters commonly used?
Cuk and SEPIC converters can increase or decrease voltage magnitude without inverting voltage polarity, making them suitable for battery charging systems, renewable energy systems, and voltage regulators.
How are power converters controlled?
Power converters can be controlled and regulated using techniques such as pulse-width modulation (PWM) and feedback systems to maintain stable output voltages.
What factors should be considered when selecting a power converter?
The selection of a power converter depends on factors such as the input voltage, desired output voltage, power requirements, and overall system design.
Why is efficiency important in power converters?
Efficiency is important in power converters as it determines the amount of power lost during the conversion process. Higher efficiency means less energy wastage and reduced heat generation.
How are power converters expected to evolve in the future?
With advancements in semiconductor technology and control techniques, power converters are expected to become even more efficient, compact, and cost-effective to meet the growing demand for clean and sustainable energy solutions.