2900375

Solid State Relay, SPST-NO, 3 A, 33 VDC, DIN Rail, Spring Clamp

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: PHOENIX CONTACT
Product type:
Contact Configuration:SPST-NO; Load Current:3A; Operating Voltage Max:33VDC; Relay Mounting:DIN Rail; Relay Terminals:Spring Clamp; Switching Mode:-; Operating Voltage Min:3VDC; Control Voltage M
SVHC: Hexahydromethylphthalic anhydride [1], Hexahydro-4-methylphthalic anhydride [2], Hexahydro-1-methylphthalic anhydride[3] (04-Feb-2026)
Load Current: 3A
Product Range: PLC-INTERFACE Series
Relay Mounting: DIN Rail
Switching Mode: -
Relay Terminals: Spring Clamp
Control Voltage Max: 5VDC
Control Voltage Min: -
Contact Configuration: SPST-NO
Operating Voltage Max: 33VDC
Operating Voltage Min: 3VDC

Delivery and price
Units per pack	10
Price	33.92 €
Current stock	10+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid (http://download.phoenixcontact.com) 

PLC-INTERFACE, consisting of PLC-BPT...ACT basic terminal block with Push-in connection and plug-in miniature solid-state relay, for mounting on NS 35/7,5 DIN rail, 5 V DC input voltage, other input voltages available on request. 

## Why buy this product 

Actuator connected directly to relay module 

Time savings of up to 60% 

Efficient connection to system cabling using V8 adapter 

No need for additional modular terminal blocks 

Relay modules with safe isolation according to DIN EN 50178 between coil and contact 

Space savings of up to 80% Functional plug-in bridges 

## Key commercial data 

~~OO~~ Packing unit 10 pcs GTIN ~~AR a~~ Weight per Piece (excluding packing) 31.27 GRM ~~a~~ Custom tariff number ~~CO~~ 85364190 ~~CO~~ Country of origin Germany 

## Technical data 

Note: 

EMC: class A product, see manufacturer's declaration in the download Utilization restriction area ~~es~~ Dimensions Width 6.2 mm Height 80 mm Depth 94 mm 

Ambient conditions 

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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Technical data 

## Ambient conditions 

||Ambient temperature (operation)|-25 °C ... 60 °C|
|---|---|---|
||Ambient temperature (storage/transport)|-25 °C ... 70 °C|
|Input data|||
||Nominal input voltage UN|5 V DC|
||Input voltage range in reference to UN|0.8 ... 1.2|
||Switching threshold "0" signal in reference to UN|≤ 0.25|
||Switching threshold "1" signal in reference to UN|≥ 0.8|
||Typical input current at UN|9.5 mA|
||Typical response time|20 µs (at UN)|
||Typical turn-off time|300 µs (at UN)|
||Operating voltage display|Yellow LED|
||Type of protection|Protection against polarity reversal|
|||Free-wheeling diode|
||Protective circuit/component|Polarity protection diode|
|||Damping diode|
||Transmission frequency|300 Hz|
|Output data|||
||Output voltage range|3 V DC ... 33 V DC|
||Limiting continuous current|3 A (see derating curve)|
||Maximum inrush current|15 A (10 ms)|
||Voltage drop at max. limiting continuous current|≤ 200 mV|
||Output circuit|2-wire, floating|
||Type of protection|Protection against polarity reversal|
|||Surge protection|
||Protective circuit/component|Polarity protection diode|
|Connection data|||
|Connection method<br>Push-in connection<br>Stripping length<br>8 mm<br>Conductor cross section solid min.<br>0.14 mm²<br>Conductor cross section solid max.<br>2.5 mm²<br>Conductor cross section stranded min.<br>0.14 mm²<br>Conductor cross section stranded max.<br>2.5 mm²<br>Conductor cross section AWG/kcmil min.<br>26<br>Conductor cross section AWG/kcmil max<br>14<br>General<br>Test voltage input/output<br>2.5 kV (50 Hz, 1 min.)<br>Mounting position<br>any<br>Assembly instructions<br>In rows with zero spacing<br>Operating mode<br>100% operating factor<br>~~= =—~~<br>~~SS~~|||



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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Technical data 

General Inflammability class according to UL 94 V0 Pollution degree 2 Surge voltage category III ~~————~~ 

## Classifications 

## eCl@ss 

|eCl@ss||
|---|---|
|eCl@ss 4.0|27371102|
|eCl@ss 4.1|27371102|
|eCl@ss 5.0|27371001|
|eCl@ss 5.1|27371001|
|eCl@ss 6.0|27371001|
|eCl@ss 7.0|27371001|
|eCl@ss 8.0|27371001|
|ETIM<br>ETIM 2.0<br>EC001504<br>ETIM 3.0<br>EC001504<br>ETIM 4.0<br>EC001504<br>ETIM 5.0<br>EC001504<br>~~SSS~~||
|UNSPSC||
|UNSPSC 6.01|30211916|
|UNSPSC 7.0901|39121542|
|UNSPSC 11|39121542|
|UNSPSC 12.01|39121542|
|UNSPSC 13.2|39121542|



## Approvals 

## Approvals 

## Approvals 

UL Recognized / UL Listed / cUL Recognized / cUL Listed / GL / UL Listed / cUL Listed / cULus Recognized / cULus Listed 

Ex Approvals 

Approvals submitted 

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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Approvals 

Approval details 

UL Recognized 

UL Listed cUL Recognized 

cUL Listed 

GL ~~PT~~ 

UL Listed cUL Listed 

cULus Recognized 

cULus Listed 

## Accessories 

Accessories 

Labeled terminal marker 

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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Accessories 

Zack marker strip - ZB 6,LGS:FORTL.ZAHLEN - 1051016 

Zack marker strip, Strip, white, labeled, Can be labeled with: Plotter, Printed horizontally: Consecutive numbers 1 - 10, 11 - 20, etc. up to 491 - 500, Mounting type: Snap into tall marker groove, For terminal block width: 6.2 mm, Lettering field: 6.15 x 10.5 mm 

## Mounting rail 

DIN rail perforated - NS 35/ 7,5 PERF 2000MM - 0801733 

DIN rail, material: steel galvanized and passivated with a thick layer, perforated, height 7.5 mm, width 35 mm, length: 2000 mm 

## DIN rail - NS 35/ 7,5 CU UNPERF 2000MM - 0801762 

DIN rail, material: Copper, unperforated, height 7.5 mm, width 35 mm, length: 2 m 

## DIN rail - NS 35/15 UNPERF 2000MM - 1201714 

DIN rail, material: Steel, unperforated, height 15 mm, width 35 mm, length: 2 m 

## DIN rail - NS 35/15 CU UNPERF 2000MM - 1201895 

DIN rail, material: Copper, unperforated, 1.5 mm thick, height 15 mm, width 35 mm, length: 2 m 

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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Accessories 

DIN rail - NS 35/15-2,3 UNPERF 2000MM - 1201798 

DIN rail, material: Steel, unperforated, 2.3 mm thick, height 15 mm, width 35 mm, length: 2 m 

## DIN rail, unperforated - NS 35/15 AL UNPERF 2000MM - 1201756 

DIN rail, deep drawn, high profile, unperforated, 1.5 mm thick, material: aluminum, height 15 mm, width 35 mm, length 2000 mm 

## DIN rail perforated - NS 35/15 PERF 2000MM - 1201730 

DIN rail, material: steel galvanized and passivated with a thick layer, perforated, height 15 mm, width 35 mm, length: 2000 mm 

## DIN rail - NS 35/ 7,5 UNPERF 2000MM - 0801681 

DIN rail, material: Steel, unperforated, height 7.5 mm, width 35 mm, length: 2 m 

## DIN rail - NS 35/ 7,5 V2A UNPERF 2000MM - 0801377 

DIN rail, Width: 35 mm, Height: 7.5 mm, Length: 2000 mm, Color: silver 

## Partition plate 

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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Accessories 

Separating plate - PLC-ATP BK - 2966841 

Separating plate, 2 mm thick, required at the start and end of a PLC terminal strip. Furthermore, it is used for: visual separation of groups, safe isolation of different voltages of neighboring PLC relays in acc. with DIN VDE 0106-101, isolation 

## Power module 

Power terminal block - PLC-ESK GY - 2966508 

Power terminal block, for the input of up to four potentials, for mounting on NS 35/7.5 

## Relay socket 

Relay socket - PLC-BPT- 5DC/ 1/ACT - 2900448 

6.2 mm PLC actuator basic terminal block with load return line connection (BB), Push-in connection, 5 V DC input voltage, without relay or solid-state relay. Note: if fitted with a PDT relay, only the N/O contact is led out. a Screwdriver tools Screwdriver - SZF 1-0,6X3,5 - 1204517 Actuation tool, for ST terminal blocks, also suitable for use as a bladed screwdriver, size: 0.6 x 3.5 x 100 mm, 2- component grip, with non-slip grip : Single solid-state relay Miniature solid-state relay - OPT- 5DC/ 24DC/ 2 - 2967989 Plug-in miniature solid-state relay, power solid-state relay, input voltage 5 V DC ~~ee~~ 

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https://www.phoenixcontact.com/gb/products/2900375 

## Solid-state relay module - PLC-OPT- 5DC/ 24DC/2/ACT - 2900375 

## Accessories 

## Terminal marking 

Zack marker strip - ZB 6/WH-100:UNBEDRUCKT - 5060935 

Zack marker strip, Strip, white, Unlabeled, Can be labeled with: Plotter, Mounting type: Snap into tall marker groove, For terminal block width: 6.2 mm, Lettering field: 6.15 x 10.5 mm 

Zack marker strip - ZB 6:UNBEDRUCKT - 1051003 

Zack marker strip, Strip, white, Unlabeled, Can be labeled with: Plotter, Mounting type: Snap into tall marker groove, For terminal block width: 6.2 mm, Lettering field: 6.15 x 10.5 mm 

## Drawings 

**==> picture [115 x 112] intentionally omitted <==**

**----- Start of picture text -----**<br>
Circuit diagram<br>A2 13+<br>A1 BB<br>ls 14<br>**----- End of picture text -----**<br>


© Phoenix Contact 2013 - all rights reserved http://www.phoenixcontact.com 

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Updated at June 5, 2026

Phoenix Contact is a global leader in industrial connection technology, automation systems, and electronic interface solutions. With decades of engineering heritage originating in Germany, the company develops robust components designed to ensure reliable power, data, and signal transmission across demanding manufacturing and industrial environments. The cornerstone of the Phoenix Contact portfolio is its industry-leading selection of connection technologies. The range features an exceptional variety of terminal blocks, including pluggable headers and sockets, highly reliable wire-to-board solutions, and versatile DIN rail terminal blocks. These foundational connectivity components are supported by a comprehensive ecosystem of power distribution blocks, interface modules, marking systems, and accessories engineered for seamless control cabinet wiring. Beyond physical connectivity, Phoenix Contact provides critical components for advanced automation, control, and system protection. The wider offering encompasses a broad spectrum of process controllers, high-efficiency AC/DC converters, and a comprehensive suite of power, safety, and solid-state relays. From precision signal converters and electronic circuit breakers to fiber optic cable assemblies, Phoenix Contact equips engineers with the high-performance technologies required to build secure, highly efficient, and future-ready industrial systems.

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