2967251

Relay Socket, DIN Rail, Screw, 12 VDC, PLC-INTERFACE Series

⚠️ 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: Relay Sockets
SVHC: To Be Advised
No. of Pins: -
Product Range: PLC-INTERFACE Series
Current Rating: -
Voltage Rating: 12VDC
Socket Mounting: DIN Rail
Socket Terminals: Screw

Delivery and price
Units per pack	10
Price	14.5 €
Current stock	10+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/us/products/2967251 

## Relay socket - PLC-BSC- 12DC/21-21 - 2967251 

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://phoenixcontact.com/download) 

14 mm PLC basic terminal block with screw connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 2 PDTs, input voltage 12 V DC 

Figure shows PLCBSC-120UC/21-21/SO46 version 

Key commercial data 

Packing unit 1 pc ~~QO~~ Minimum order quantity 10 pc ~~a Q~~ GTIN ~~LIL a~~ Weight per Piece (excluding packing) 55.8 GRM ~~a~~ Custom tariff number ~~Q~~ 85369010 ~~a~~ Country of origin ~~Q~~ Germany 

## Technical data 

|Technical data||
|---|---|
|Note||
|Utilization restriction<br>EMC: class A product, see manufacturer's declaration in the download<br>area<br>~~ee~~||
|Dimensions||
|Width|14 mm|
|Height|80 mm|
|Depth|94 mm|
|Ambient conditions||
|Ambient temperature (operation)<br>-40 °C ... 60 °C<br>Ambient temperature (storage/transport)<br>-40 °C ... 85 °C<br>~~ee~~||



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https://www.phoenixcontact.com/us/products/2967251 

## Relay socket - PLC-BSC- 12DC/21-21 - 2967251 

## Technical data 

## Input data 

Nominal input voltage UN 12 V DC Status display LED Output data Compatible components Miniature relay, REL-MR-12DC/21-21AU, REL-MR-12DC/21-21 Connection data Conductor cross section solid min. 0.14 mm² Conductor cross section solid max. 2.5 mm² Conductor cross section stranded min. 0.14 mm² Conductor cross section stranded max. 2.5 mm² Conductor cross section AWG/kcmil min. 26 Conductor cross section AWG/kcmil max 14 Connection method Screw connection Stripping length 8 mm Screw thread M3 General Color green Operating mode 100% operating factor Inflammability class according to UL 94 V0 Mounting position any Assembly instructions In rows with zero spacing ~~SSS~~ Classifications eCl@ss eCl@ss 4.0 27371102 eCl@ss 4.1 27371102 eCl@ss 5.0 27371603 eCl@ss 5.1 27371603 eCl@ss 6.0 27371603 eCl@ss 7.0 27371603 eCl@ss 8.0 27371603 ~~=~~ ETIM ETIM 2.0 EC001456 ETIM 3.0 EC001456 ETIM 4.0 EC001456 ~~——=~~ 

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https://www.phoenixcontact.com/us/products/2967251 

## Relay socket - PLC-BSC- 12DC/21-21 - 2967251 

## Classifications 

ETIM 

|ETIM 5.0<br>UNSPSC<br>~~a~~|EC001456<br>~~a~~|
|---|---|
|UNSPSC 6.01|30211917|
|UNSPSC 7.0901|39121516|
|UNSPSC 11|39121516|
|UNSPSC 12.01|39121516|
|UNSPSC 13.2|39121516|



## Approvals 

## Approvals 

## Approvals 

UL Recognized / cUL Recognized / GL / cULus Recognized 

Ex Approvals 

Approvals submitted 

## Approval details 

UL Recognized 

cUL Recognized 

GL ~~PT~~ 

cULus Recognized 

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https://www.phoenixcontact.com/us/products/2967251 

Phoenix Contact 2014 © - all rights reserved http://www.phoenixcontact.com 

10/10/2014   Page 4 / 4

Updated at June 6, 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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