1085256 Phoenix Contact Data & Networking Devices


Part#:1085256
Manufacturer:Phoenix Contact
Category:Data & Networking Devices
Product Lifecycle:Active
Mar 14, 2025
Product description
Narrow Ethernet switch, eight RJ45 ports with 10/100 Mbps on all ports, automatic data transmission speed detection, autocrossing function, and QoS
Product Details
- Width 22.5 mm
- Ambient temperature (storage/transport) -40 °C ... 85 °C
- Note on dimensions 147.5 mm with connector
- Air pressure (operation) 79 kPa ... 108 kPa up to 2000 m above mean sea level (Without derating)
- Interface Ethernet (RJ45)
- MAC address table 2k
- Maximum conductor length (twisted pair) 100 m
- MTTF 133.9 Years (MIL-HDBK-217F standard, temperature 25°C, operating cycle 100%)
- Conductor cross section solid max. 2.5 mm²
- Electromagnetic compatibility Conformance with EMC Directive 2014/30/EU
- Immunity to ESD EN 61000-6-2 EN 61000-4-2 (ESD) Criterion B
- Noise immunity EN 61000-6-2:2005
- ECLASS 11.0 19170402
- Depth 92 mm
- Permissible humidity (operation) 5 % ... 95 % (non-condensing)
- Air pressure (storage/transport) 79 kPa ... 108 kPa up to 2000 m above mean sea level (Without derating)
- Basic functions Unmanaged switch / auto negotiation, complies with IEEE 802.3, store and forward switching mode
- Status and diagnostic indicators LEDs: US, link and activity per port
- PROFINET conformance class Conformance-Class A
- Mounting type DIN rail
- Conductor cross section flexible min. 0.2 mm²
- Stripping length 10 mm
- Interference emission EN 61000-6-2 EN 61000-4-8 (electromagnetic fields) Criterion A
- Vibration (operation) in acc. with IEC 60068-2-6: 5g, 150 Hz
- Utilization restriction EMC: class A product, see manufacturer's declaration in the download area
- Degree of protection IP30
- Permissible humidity (storage/transport) 5 % ... 95 % (non-condensing)
- No. of ports 8 (RJ45 ports)
- Transmission physics Ethernet in RJ45 twisted pair
- Transmission length 100 m (per segment)
- Supply voltage 24 V
- Supply voltage range 9 V DC ... 32 V DC
- Connection method Push-in spring connection
- Conductor cross section AWG max. 12
- Conducted noise emission EN 61000-6-2 Class A
- Noise emission EN 61000-6-4:2007 + A1:2011
- Height 140.4 mm
- Ambient temperature (operation) -10 °C ... 60 °C
- Transmission speed 10/100 Mbps
- Signal LEDs Data receive, link status
- Cascading depth Network, linear, and star structure: any
- Max. current consumption 173 mA
- Net weight 173 g
- Housing material Polycarbonate
- Conductor cross section AWG min. 24
- Immunity to surge EN 61000-6-2 EN 61000-4-5 (surge) Criterion B
- Immunity to conducted interference EN 61000-6-2 EN 61000-4-6 (line noise immunity) Criterion A
- Note on the connection method Auto negotiation and autocrossing
- Additional functions Autonegotiation
- Residual ripple 3.6 VPP (within the permitted voltage range)
- Typical current consumption 28 mA
- Type AX Stand-alone
- Conductor cross section flexible max. 2.5 mm²
- ECLASS 9.0 19170106
- Immunity to EF EN 61000-6-2 EN 61000-4-3 (electromagnetic fields) Criterion A
- Immunity to burst EN 61000-6-2 EN 61000-4-4 (EFT burst) Criterion A
- Shock (operation) 30g (EN 60068-2-27)
- Type of test Free fall in accordance with EN 61131-2
- ECLASS 10.0.1 19170402
- Conductor cross section solid min. 0.2 mm²
- Vibration (storage/transport) 5g, 150 Hz, in acc. with IEC 60068-2-6
Product condition
New Factory Sealed
New Factory Sealed - New condition, never used, original OEM part with original packaging and factory seal.
Manufacturer warranty
1085256 Phoenix Contact
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Compare 1085256 with other products
Width
Ambient temperature (storage/transport)
Note on dimensions
Air pressure (operation)
Interface
MAC address table
Maximum conductor length (twisted pair)
MTTF
Conductor cross section solid max.
Electromagnetic compatibility
Immunity to ESD
Noise immunity
ECLASS 11.0
Depth
Permissible humidity (operation)
Air pressure (storage/transport)
Basic functions
Status and diagnostic indicators
PROFINET conformance class
Mounting type
Conductor cross section flexible min.
Stripping length
Interference emission
Vibration (operation)
Utilization restriction
Degree of protection
Permissible humidity (storage/transport)
No. of ports
Transmission physics
Transmission length
Supply voltage
Supply voltage range
Connection method
Conductor cross section AWG max.
Conducted noise emission
Noise emission
Height
Ambient temperature (operation)
Transmission speed
Signal LEDs
Cascading depth
Max. current consumption
Net weight
Housing material
Conductor cross section AWG min.
Immunity to surge
Immunity to conducted interference
Note on the connection method
Additional functions
Residual ripple
Typical current consumption
Type AX
Conductor cross section flexible max.
ECLASS 9.0
Immunity to EF
Immunity to burst
Shock (operation)
Type of test
ECLASS 10.0.1
Conductor cross section solid min.
Vibration (storage/transport)
Width
Degree of protection
Air pressure (operation)
Note on the connection method
Additional functions
Residual ripple
Mounting type
Conductor cross section flexible min.
Electromagnetic compatibility
Interference emission
Noise immunity
Shock (operation)
ECLASS 9.0
Note on dimensions
Permissible humidity (storage/transport)
Basic functions
Status and diagnostic indicators
Cascading depth
Housing material
Connection method
Conductor cross section AWG max.
Conducted noise emission
Immunity to ESD
Noise emission
ECLASS 10.0.1
Height
Ambient temperature (operation)
Air pressure (storage/transport)
Interface
Signal LEDs
Supply voltage
Type AX
Conductor cross section solid min.
Conductor cross section solid max.
Stripping length
Immunity to EF
Vibration (storage/transport)
Utilization restriction
Depth
Permissible humidity (operation)
Transmission physics
No. of ports
MAC address table
PROFINET conformance class
Supply voltage range
Typical current consumption
MTTF
Conductor cross section flexible max.
Immunity to burst
Immunity to conducted interference
ECLASS 11.0
Ambient temperature (storage/transport)
Transmission length
Transmission speed
Maximum conductor length (twisted pair)
Max. current consumption
Net weight
Conductor cross section AWG min.
Immunity to surge
Type of test
Vibration (operation)
Height
Width
Depth
Height with alternative assembly
Depth with alternative assembly
Degree of protection
Connection in series
Feedback voltage resistance
Output power
Typical response time
Maximum power dissipation in no-load condition
MTBF (IEC 61709, SN 29500)
Insulation voltage input/output
Insulation voltage input / PE
Assembly instructions
Connection method
Conductor cross section solid max.
Conductor cross section flexible max.
Conductor cross section AWG min.
EMC requirements for noise immunity
EMC requirements for noise emission
Standard - Electrical safety
Standard – Protection against shock currents, basic requirements for protective separation in electrical equipment
Standard – Limitation of mains harmonic currents
Standard - Approval for medical use
UL approvals
CSA
Electrostatic discharge
Electromagnetic HF field
Frequency range
Test field strength
Output
Signal
Surge voltage load (surge)
I/O/S
Criterion A
China RoHS
ECLASS 11.0
ECLASS 5.0
ECLASS 5.1
ECLASS 7.0
ETIM 3.0
ETIM 6.0
ETIM 7.0
UNSPSC 6.01
UNSPSC 13.2
Width with alternative assembly
Installation distance right/left
Installation distance top/bottom
Ambient temperature (operation)
Ambient temperature (storage/transport)
Max. permissible relative humidity (operation)
Ambient temperature (start-up type tested)
Degree of pollution
Climatic class
Installation height
Input voltage range
Nominal input voltage range
Dielectric strength maximum
Frequency range DC
AC frequency range
Discharge current to PE
Nominal power consumption
Current consumption
Inrush current
Input fuse
Recommended breaker for input protection
Mains buffering time
Type of protection
Protective circuit/component
Nominal output voltage
Setting range of the output voltage (USet)
Nominal output current (IN)
POWER BOOST (IBoost)
Selective Fuse Breaking (ISFB)
Connection in parallel
Derating
Protection against overvoltage at the output (OVP)
Control deviation
Residual ripple
Power loss nominal load max.
Net weight
Efficiency
Insulation voltage output / PE
Protection class
Mounting position
Conductor cross section solid min.
Conductor cross section flexible min.
Conductor cross section AWG max.
Stripping length
Screw thread
Standard – Electronic equipment for use in electrical power installations and their assembly into electrical power installations
Standard – Safety extra-low voltage
Standard - Safe isolation
Standard - Equipment safety
Rail applications
Electromagnetic compatibility
Low Voltage Directive
Contact discharge
Discharge in air
Comments
Fast transients (burst)
Input
Conducted interference
Voltage
Criterion B
REACh SVHC
ECLASS 10.0.1
ECLASS 4.0
ECLASS 4.1
ECLASS 6.0
ETIM 2.0
ECLASS 9.0
ETIM 4.0
UNSPSC 7.0901
UNSPSC 11
UNSPSC 12.01
UNSPSC 20.0
UNSPSC 21.0
UNSPSC 18.0
UNSPSC 19.0
Selected product

1085256
Phoenix Contact
Narrow Ethernet switch, eight RJ45 ports with 10/100 Mbps on all ports, automatic data transmission ...
Width22.5 mm
Ambient temperature (storage/transport)-40 °C ... 85 °C
Note on dimensions147.5 mm with connector
Air pressure (operation)79 kPa ... 108 kPa up to 2000 m above mean sea level (Without derating)
InterfaceEthernet (RJ45)
MAC address table2k
Maximum conductor length (twisted pair)100 m
MTTF133.9 Years (MIL-HDBK-217F standard, temperature 25°C, operating cycle 100%)
Conductor cross section solid max.2.5 mm²
Electromagnetic compatibilityConformance with EMC Directive 2014/30/EU
Immunity to ESDEN 61000-6-2 EN 61000-4-2 (ESD) Criterion B
Noise immunityEN 61000-6-2:2005
ECLASS 11.019170402
Depth92 mm
Permissible humidity (operation)5 % ... 95 % (non-condensing)
Air pressure (storage/transport)79 kPa ... 108 kPa up to 2000 m above mean sea level (Without derating)
Basic functionsUnmanaged switch / auto negotiation, complies with IEEE 802.3, store and forward switching mode
Status and diagnostic indicatorsLEDs: US, link and activity per port
PROFINET conformance classConformance-Class A
Mounting typeDIN rail
Conductor cross section flexible min.0.2 mm²
Stripping length10 mm
Interference emissionEN 61000-6-2 EN 61000-4-8 (electromagnetic fields) Criterion A
Vibration (operation)in acc. with IEC 60068-2-6: 5g, 150 Hz
Utilization restrictionEMC: class A product, see manufacturer's declaration in the download area
Degree of protectionIP30
Permissible humidity (storage/transport)5 % ... 95 % (non-condensing)
No. of ports8 (RJ45 ports)
Transmission physicsEthernet in RJ45 twisted pair
Transmission length100 m (per segment)
Supply voltage24 V
Supply voltage range9 V DC ... 32 V DC
Connection methodPush-in spring connection
Conductor cross section AWG max.12
Conducted noise emissionEN 61000-6-2 Class A
Noise emissionEN 61000-6-4:2007 + A1:2011
Height140.4 mm
Ambient temperature (operation)-10 °C ... 60 °C
Transmission speed10/100 Mbps
Signal LEDsData receive, link status
Cascading depthNetwork, linear, and star structure: any
Max. current consumption173 mA
Net weight173 g
Housing materialPolycarbonate
Conductor cross section AWG min.24
Immunity to surgeEN 61000-6-2 EN 61000-4-5 (surge) Criterion B
Immunity to conducted interferenceEN 61000-6-2 EN 61000-4-6 (line noise immunity) Criterion A
Note on the connection methodAuto negotiation and autocrossing
Additional functionsAutonegotiation
Residual ripple3.6 VPP (within the permitted voltage range)
Typical current consumption28 mA
Type AXStand-alone
Conductor cross section flexible max.2.5 mm²
ECLASS 9.019170106
Immunity to EFEN 61000-6-2 EN 61000-4-3 (electromagnetic fields) Criterion A
Immunity to burstEN 61000-6-2 EN 61000-4-4 (EFT burst) Criterion A
Shock (operation)30g (EN 60068-2-27)
Type of testFree fall in accordance with EN 61131-2
ECLASS 10.0.119170402
Conductor cross section solid min.0.2 mm²
Vibration (storage/transport)5g, 150 Hz, in acc. with IEC 60068-2-6
Width-
Degree of protection-
Air pressure (operation)-
Note on the connection method-
Additional functions-
Residual ripple-
Mounting type-
Conductor cross section flexible min.-
Electromagnetic compatibility-
Interference emission-
Noise immunity-
Shock (operation)-
ECLASS 9.0-
Note on dimensions-
Permissible humidity (storage/transport)-
Basic functions-
Status and diagnostic indicators-
Cascading depth-
Housing material-
Connection method-
Conductor cross section AWG max.-
Conducted noise emission-
Immunity to ESD-
Noise emission-
ECLASS 10.0.1-
Height-
Ambient temperature (operation)-
Air pressure (storage/transport)-
Interface-
Signal LEDs-
Supply voltage-
Type AX-
Conductor cross section solid min.-
Conductor cross section solid max.-
Stripping length-
Immunity to EF-
Vibration (storage/transport)-
Utilization restriction-
Depth-
Permissible humidity (operation)-
Transmission physics-
No. of ports-
MAC address table-
PROFINET conformance class-
Supply voltage range-
Typical current consumption-
MTTF-
Conductor cross section flexible max.-
Immunity to burst-
Immunity to conducted interference-
ECLASS 11.0-
Ambient temperature (storage/transport)-
Transmission length-
Transmission speed-
Maximum conductor length (twisted pair)-
Max. current consumption-
Net weight-
Conductor cross section AWG min.-
Immunity to surge-
Type of test-
Vibration (operation)-
Height-
Width-
Depth-
Height with alternative assembly-
Depth with alternative assembly-
Degree of protection-
Connection in series-
Feedback voltage resistance-
Output power-
Typical response time-
Maximum power dissipation in no-load condition-
MTBF (IEC 61709, SN 29500)-
Insulation voltage input/output-
Insulation voltage input / PE-
Assembly instructions-
Connection method-
Conductor cross section solid max.-
Conductor cross section flexible max.-
Conductor cross section AWG min.-
EMC requirements for noise immunity-
EMC requirements for noise emission-
Standard - Electrical safety-
Standard – Protection against shock currents, basic requirements for protective separation in electrical equipment-
Standard – Limitation of mains harmonic currents-
Standard - Approval for medical use-
UL approvals-
CSA-
Electrostatic discharge-
Electromagnetic HF field-
Frequency range-
Test field strength-
Output-
Signal-
Surge voltage load (surge)-
I/O/S-
Criterion A-
China RoHS-
ECLASS 11.0-
ECLASS 5.0-
ECLASS 5.1-
ECLASS 7.0-
ETIM 3.0-
ETIM 6.0-
ETIM 7.0-
UNSPSC 6.01-
UNSPSC 13.2-
Width with alternative assembly-
Installation distance right/left-
Installation distance top/bottom-
Ambient temperature (operation)-
Ambient temperature (storage/transport)-
Max. permissible relative humidity (operation)-
Ambient temperature (start-up type tested)-
Degree of pollution-
Climatic class-
Installation height-
Input voltage range-
Nominal input voltage range-
Dielectric strength maximum-
Frequency range DC-
AC frequency range-
Discharge current to PE-
Nominal power consumption-
Current consumption-
Inrush current-
Input fuse-
Recommended breaker for input protection-
Mains buffering time-
Type of protection-
Protective circuit/component-
Nominal output voltage-
Setting range of the output voltage (USet)-
Nominal output current (IN)-
POWER BOOST (IBoost)-
Selective Fuse Breaking (ISFB)-
Connection in parallel-
Derating-
Protection against overvoltage at the output (OVP)-
Control deviation-
Residual ripple-
Power loss nominal load max.-
Net weight-
Efficiency-
Insulation voltage output / PE-
Protection class-
Mounting position-
Conductor cross section solid min.-
Conductor cross section flexible min.-
Conductor cross section AWG max.-
Stripping length-
Screw thread-
Standard – Electronic equipment for use in electrical power installations and their assembly into electrical power installations-
Standard – Safety extra-low voltage-
Standard - Safe isolation-
Standard - Equipment safety-
Rail applications-
Electromagnetic compatibility-
Low Voltage Directive-
Contact discharge-
Discharge in air-
Comments-
Fast transients (burst)-
Input-
Conducted interference-
Voltage-
Criterion B-
REACh SVHC-
ECLASS 10.0.1-
ECLASS 4.0-
ECLASS 4.1-
ECLASS 6.0-
ETIM 2.0-
ECLASS 9.0-
ETIM 4.0-
UNSPSC 7.0901-
UNSPSC 11-
UNSPSC 12.01-
UNSPSC 20.0-
UNSPSC 21.0-
UNSPSC 18.0-
UNSPSC 19.0-
About the manufacturer

Powermatic Associates is an authorized Phoenix Contact distributor, proudly offering a wide array of innovative industrial solutions that cater to modern technological demands. Phoenix Contact is a global leader renowned for its high-quality products in the fields of electrical engineering and automation technology. Their extensive catalog encompasses everything from connection technology, interface systems, and surge protection to automation software and control technology, making them a versatile choice for various industrial applications. At Powermatic Associates, we deliver Phoenix Contact’s pioneering connectivity and power management solutions, which include terminal blocks, connectors, relays, and PLCs. These components are essential for creating efficient and reliable electrical connections in diverse environments, ensuring seamless system integration. The company's comprehensive range of Industrial Internet of Things (IIoT) solutions facilitates intelligent networking, enabling customers to optimize their automation processes with cutting-edge technology. Phoenix Contact's emphasis on sustainability and innovation reflects in their energy management systems and renewable energy solutions. By incorporating these into your operations, you not only enhance efficiency but also contribute to sustainable practices, aligning with modern environmental standards. Powermatic Associates recognizes the significance of such advancements and partners with Phoenix Contact to provide expert engineering support and tailored solutions, helping you implement smart technologies that drive productivity and minimize costs. With a focus on safety and reliability, Phoenix Contact offers advanced surge protection devices and signal conditioners that safeguard your equipment against voltage spikes and ensure data integrity. In collaboration with Powermatic Associates, customers gain access to robust technical support and consultation, ensuring that every project benefits from personalized guidance and quick resolution of technical challenges. Our partnership extends the reach of Phoenix Contact’s globally recognized industrial automation products, including Human Machine Interfaces (HMIs) and Ethernet switches, empowering businesses with enhanced operational control and communication capabilities. Customers can trust Powermatic Associates to deliver prompt shipping and thorough assistance, ensuring that Phoenix Contact’s top-tier products are seamlessly integrated into their workflows for optimal performance.
About the Product Category
Devices for networking, which can be either hardware or software components, enable communication and data sharing among devices within a computer network. Their role is to create and sustain connectivity, improve the performance of the network, and safeguard data.

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Narrow Ethernet switch, eight RJ45 ports with 10/100 Mbps on all ports, automatic data transmission speed detection, autocrossing function, and QoS
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