2900256

Relay Socket, DIN Rail, Push In, 48 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: 48VDC
Socket Mounting: DIN Rail
Socket Terminals: Push In

Delivery and price
Units per pack	10
Price	8.87 €
Current stock	10+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

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 for high continuous currents with push-in connection, without relay or solidstate relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 48 V DC 

## Key Commercial Data 

||Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|Packing unit<br>10 pc<br>GTIN<br>GTIN<br>4046356507646<br>Weight per Piece (excluding packing)<br>99.990 g<br>Custom tariff number<br>85366990<br>Country of origin<br>Germany<br>~~a~~<br>~~G~~<br>~~pe_~~<br>~~eG~~<br>~~a~~<br>~~Ge~~<br>~~a~~<br>~~Qe~~<br>~~DO~~|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|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|14 mm|||||||||||||||||
||Height|80 mm|80 mm|||||||||||||||||
||Depth|94 mm|94 mm|||||||||||||||||
|Ambient conditions||||||||||||||||||||
|Ambient temperature (operation)<br>Ambient temperature (storage/transport)<br>Input data<br>~~—_—————~~||-40 °C ... 60 °C<br>-40 °C ... 85 °C||||-40 °C ... 60 °C<br>-40 °C ... 85 °C||-40 °C ... 60 °C<br>-40 °C ... 85 °C||-40 °C ... 60 °C<br>-40 °C ... 85 °C||||||||||
||Nominal input voltage UN|48 V DC|48 V DC||48 V DC|||||||||||||||
||Status display|LED||||||||||||||||||
||Protective circuit|Damping diode, polarity protection diode|||||||||||Damping diode, polarity protection diode|||||||



01/21/2019   Page 1 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Technical data 

Input data Damping diode Connection data, input side Connection name Input side Connection method Push-in connection Stripping length 10 mm Conductor cross section solid 0.14 mm² ... 2.5 mm² Conductor cross section flexible 0.14 mm² ... 2.5 mm² 0.2 mm² ... 2.5 mm² () 2x 0.5 mm² ... 1 mm² () Conductor cross section AWG 26 ... 14 ~~=~~ Connection data, output side Connection name Output side Connection method Push-in connection Stripping length 10 mm Conductor cross section solid 0.14 mm² ... 2.5 mm² Conductor cross section flexible 0.14 mm² ... 2.5 mm² 0.2 mm² ... 2.5 mm² () 2x 0.5 mm² ... 1 mm² () Conductor cross section AWG 26 ... 14 ~~===~~ General Protective circuit Damping diode, polarity protection diode Color green Operating mode 100% operating factor Mounting position any Assembly instructions In rows with zero spacing ~~SSS~~ Standards and Regulations Connection in acc. with standard CUL Flammability rating according to UL 94 V0 Environmental Product Compliance China RoHS Environmentally Friendly Use Period = 50 For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration” ~~=~~ Classifications eCl@ss eCl@ss 5.0 27371603 eCl@ss 5.1 27371600 eCl@ss 6.0 27371600 ~~SSS~~ 

01/21/2019   Page 2 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Classifications 

|Classifications|Classifications|
|---|---|
|eCl@ss<br>eCl@ss 7.0<br>27371603<br>eCl@ss 8.0<br>27371603<br>eCl@ss 9.0<br>27371603<br>~~———~~||
|ETIM||
|ETIM 2.0|EC001456|
|ETIM 3.0|EC001456|
|ETIM 4.0|EC001456|
|ETIM 5.0|EC001456|
|ETIM 6.0|EC001456|



## UNSPSC 

|UNSPSC 6.01|UNSPSC 6.01|30211917|
|---|---|---|
|UNSPSC 7.0901|UNSPSC 7.0901|39121516|
|UNSPSC 11|UNSPSC 11|39121516|
|UNSPSC 12.01|UNSPSC 12.01|39121516|
|UNSPSC 13.2|UNSPSC 13.2|39122326|



## Approvals 

## Approvals 

## Approvals 

DNV GL / UL Recognized / cUL Recognized / EAC / cULus Recognized 

Ex Approvals 

Approval details 

DNV GL http://exchange.dnv.com/tari/ TAE0000196-01  ~~oo~~ UL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 238705 cUL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 238705 ~~ee~~ 

01/21/2019   Page 3 / 9 

https://www.phoenixcontact.com/in/products/2900256 

Relay base - PLC-BPT- 48DC/21HC - 2900256 Approvals RU C- EAC DE.A*30.B.01082  cULus Recognized  ~~a~~ Accessories Accessories Bridge Continuous plug-in bridge - FBST 500-PLC RD - 2966786 Continuous plug-in bridge, length: 500 mm, color: red ~~/~~ Continuous plug-in bridge - FBST 500-PLC BU - 2966692 Continuous plug-in bridge, length: 500 mm, color: blue ~~/~~ Continuous plug-in bridge - FBST 500-PLC GY - 2966838 Continuous plug-in bridge, length: 500 mm, color: gray ~~/~~ Single plug-in bridge - FBST 6-PLC RD - 2966236 Single plug-in bridge, length: 6 mm, number of positions: 2, color: red 

01/21/2019   Page 4 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Accessories 

Single plug-in bridge - FBST 6-PLC BU - 2966812 

Single plug-in bridge, length: 6 mm, number of positions: 2, color: blue 

Single plug-in bridge - FBST 6-PLC GY - 2966825 

Single plug-in bridge, length: 6 mm, number of positions: 2, color: gray ~ Single plug-in bridge - FBST 8-PLC GY - 2967688 ~~Po~~ Single plug-in bridge, length: 8 mm, number of positions: 2, color: gray Single plug-in bridge - FBST 14-PLC BK - 2967691 ~~=~~ Single plug-in bridge, length: 14 mm, number of positions: 2, color: black DIN rail DIN rail, unperforated - NS 35/ 7,5 V2A UNPERF 2000MM - 0801377 DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Stainless steel V2A, uncoated, length: 2000 mm, color: silver ~~4~~ 01/21/2019   Page 5 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Accessories 

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

DIN rail perforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, length: 2000 mm, color: silver 

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

DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Copper, uncoated, length: 2000 mm, color: copper-colored 

DIN rail, unperforated - NS 35/15 UNPERF 2000MM - 1201714 

DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, galvanized, passivated with a thick layer, length: 2000 mm, color: silver 

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

DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Copper, uncoated, length: 2000 mm, color: copper-colored 

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

DIN rail, unperforated, Standard profile 2.3 mm, width: 35 mm, height: 15 mm, acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, length: 2000 mm, color: silver 

01/21/2019   Page 6 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Accessories 

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

DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Aluminum, uncoated, length: 2000 mm, color: silver 

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

DIN rail perforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, galvanized, passivated with a thick layer, length: 2000 mm, color: silver 

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

DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, length: 2000 mm, color: silver 

## Labeled terminal marker 

Zack marker strip - ZB10,LGS:FORTL.ZAHLEN - 1053014 

Zack marker strip, Strip, white, labeled, can be labeled with: CMS-P1-PLOTTER, printed horizontally: consecutive numbers 1 ... 10, 11 ... 20, etc. up to 991 ... 1000, mounting type: snap into tall marker groove, for terminal block width: 10.2 mm, lettering field size: 10.15 x 10.5 mm 

## Partition plate 

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 

01/21/2019   Page 7 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Accessories 

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 

## 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 

## Terminal marking 

Zack marker strip - ZB10/WH-100:UNBEDRUCKT - 5060883 

Zack marker strip, Strip, white, unlabeled, can be labeled with: CMS-P1-PLOTTER, PLOTMARK, mounting type: snap into tall marker groove, for terminal block width: 10.2 mm, lettering field size: 10.15 x 10.5 mm 

## Zack marker strip - ZB 10:UNBEDRUCKT - 1053001 

Zack marker strip, Strip, white, unlabeled, can be labeled with: PLOTMARK, CMS-P1-PLOTTER, mounting type: snap into tall marker groove, for terminal block width: 10.2 mm, lettering field size: 10.5 x 10.15 mm 

## Marker for terminal blocks - UC-TM 12 - 0819194 

Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with: BLUEMARK ID COLOR, BLUEMARK ID, BLUEMARK CLED, PLOTMARK, CMS-P1-PLOTTER, mounting type: snap into tall marker groove, for terminal block width: 12 mm, lettering field size: 11.45 x 10.5 mm 

01/21/2019   Page 8 / 9 

https://www.phoenixcontact.com/in/products/2900256 

## Relay base - PLC-BPT- 48DC/21HC - 2900256 

## Accessories 

Marker for terminal blocks - UCT-TM 12 - 0829144 

Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with: TOPMARK NEO, TOPMARK LASER, BLUEMARK ID COLOR, BLUEMARK ID, BLUEMARK CLED, THERMOMARK PRIME, THERMOMARK CARD 2.0, THERMOMARK CARD, mounting type: snap into tall marker groove, for terminal block width: 12 mm, lettering field size: 10.8 x 9.6 mm 

## Necessary add-on products 

Single relay - REL-MR- 24DC/21HC - 2961312 

Plug-in miniature power relay, with power contact for high continuous currents, 1 PDT, input voltage 24 V DC 

Miniature solid-state relay - OPT-24DC/ 24DC/ 5 - 2982100 

Plug-in miniature solid-state relay, power solid-state relay, 1 N/O contact, input: 24 V DC, output: 3 - 33 V DC/5 A 

Miniature solid-state relay - OPT-24DC/230AC/ 2 - 2982171 

Plug-in miniature solid-state relay, power solid-state relay, 1 N/O contact, input: 24 V DC, output: 24 - 253 V AC/2 A 

Phoenix Contact 2019 © - all rights reserved http://www.phoenixcontact.com 

01/21/2019   Page 9 / 9

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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