2961312

General Purpose Relay, REL-MR Series, Power, Non Latching, SPDT, 24 VDC, 16 A

⚠️ 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: Power Relays
Contact Configuration:SPDT; Coil Voltage:24VDC; Contact Current:16A; Product Range:REL-MR Series; Relay Mounting:Socket; Coil Type:Non Latching; Contact Voltage VAC:250VAC; Relay Terminals:Quick
SVHC: No SVHC (04-Feb-2026)
Coil Type: Non Latching
Coil Voltage: 24VDC
Product Range: REL-MR Series
Relay Mounting: Socket
Coil Resistance: 1.44kohm
Contact Current: 16A
Relay Terminals: Quick Connect
Contact Material: Silver Nickel
Contact Voltage VAC: 250V
Contact Voltage VDC: 250V
Contact Configuration: SPDT

Delivery and price
Units per pack	50
Price	3.57 €
Current stock	100+
Lead time	30 days

Datasheet

https://www.phoenixcontact.com/gb/products/2961312 

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

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) 

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

## Why buy this product 

Switching current of up to 16 A 

## Key Commercial Data 

|Packing unit|10 STK|10 STK|10 STK|10 STK|10 STK|10 STK|||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|Minimum order quantity|10 STK|10 STK|||||||||||||
||||||||||||||||
|GTIN|||||||||||||||
||||||||||||||||
|GTIN|4017918187576||||||||||||||
|Weight per Piece (excluding packing)|17.000 g|||||17.000 g|||||||||
|Custom tariff number|85364190||||||||||||||
|Country of origin|Austria||||||||||||||



## Technical data 

## Dimensions 

|Width|12.7 mm|
|---|---|
|Height|29 mm|
|Depth|15.7 mm|
|Ambient conditions||
|Ambient temperature (operation)|-40 °C ... 85 °C|
|Ambient temperature (storage/transport)|-40 °C ... 85 °C|
|Coil side||
|Nominal input voltage UN|24 V DC|
|Typical input current at UN|17 mA|
|Typical response time|7 ms|



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

## Technical data 

## Coil side 

|Typical release time|3 ms|
|---|---|
|Coil resistance|1440 Ω ±10 % (at 20 °C)|
|Power dissipation for nominal condition|0.41 W|
|Contact side||
|Contact type|1 PDT|
|Type of switch contact|Single contact|
|Contact material|AgNi|
|Maximum switching voltage|250 V AC/DC|
|Minimum switching voltage|12 V (at 10 mA)|
|Min. switching current|10 mA (at 12 V)|
|Maximum inrush current|50 A (20 ms)|
|Limiting continuous current|16 A|
|Interrupting rating (ohmic load) max.|384 W (at 24 V DC)|
||58 W (at 48 V DC)|
||48 W (at 60 V DC)|
||50 W (at 110 V DC)|
||80 W (at 220 V DC)|
||4000 VA (for 250 V AC)|
|Switching capacity in acc. with DIN VDE 0660/IEC 60947|2 A (at 24 V, DC13)|
||0.2 A (at 110 V, DC13)|
||0.2 A (at 250 V, DC13)|
||6 A (at 24 V, AC15)|
||6 A (at 120 V, AC15)|
||6 A (at 250 V, AC15)|



General Test voltage relay winding/relay contact 5 kV AC (50 Hz, 1 min.) Operating mode 100% operating factor Degree of protection RT II (flux-proof) Mechanical service life 3 x 107 cycles Mounting position any Assembly instructions Can be aligned without spacing (> 70 °C ≥ 2.5 mm) ~~——~~ Standards and Regulations Connection in acc. with standard CUL Standards/regulations IEC 60664 EN 50178 IEC 62103 EN 61810-1 Degree of pollution 3 Overvoltage category III 

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https://www.phoenixcontact.com/gb/products/2961312 

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

## Technical data 

## Environmental Product Compliance 

|China RoHS|Environmentally Friendly Use Period = 50|
|---|---|
||For details about hazardous substances go to tab “Downloads”,<br>Category “Manufacturer's declaration”|



## Drawings 

Basic pitch 2.5 mm 

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Drilling diagram<br>1,3 5 5 1,28<br>**----- End of picture text -----**<br>


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Diagram<br>2,8<br>2,6<br>2,4 [| | | | | | J [ f 7<br>2,2<br>2 2 rijFER| {| [| [| | | f ft<br>3 1,8 ee 1<br>2—ete 1,61,4 —=ft 2 |RK]><br>1,2<br>8 | foet| | | | wT<br>0,81 EReee 2 Se EH<br>1<br>0,6 ee eee ee |<br>0 10 20 30 40 50 60 70 80 90 100<br>Ambient temperature [°C] —— —<br>1 DC coils<br>2 AC coils<br>N<br>**----- End of picture text -----**<br>


Operating voltage range 

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Diagram<br>**----- End of picture text -----**<br>


Diagram 

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107<br>20<br>10 —Ne | 1 =——==—====PRES ESSE EEEESEEEE ===<br>6<br>2ee 4 PNR NS 106 _———BERNESE<br>2 3 2 1<br>1 2<br>st > 0,50,3 LN IATSe 105 FREES===============—=te<br>0,2<br>0,110 a 20 30 50 eee 70 100 200 300 1040 EECECELCELELeeLer 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16<br>Switching voltage [V] ——- > Switching current [A] ——-<br>1 AC, ohmic load<br>2 DC, ohmic load 1 250 V AC, ohmic load (DC coils)<br>3 DC, L/R = 40 ms 2 250 V AC, ohmic load (AC coils)<br>Cycles<br>**----- End of picture text -----**<br>


Interrupting rating 

Electrical service life 

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

## Diagram 

## Dimensional drawing 

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1<br>0,9 a ee<br>0,8 ft | PAR Tf<br>0,7<br>0,6<br>0,50,4 | | | | | | IN<br>0,3 1 | 0,9 | 0,8 | 0,7 | 0,6 | 0,5 | 0,4 | |S 0,3 0,2<br>COS<br>**----- End of picture text -----**<br>


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fT 29 an 12,7<br>15,7<br>3,6<br>**----- End of picture text -----**<br>


Service life reduction factor with various cos phi 

## Circuit diagram 

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A1<br>A2<br>12 11 14<br>**----- End of picture text -----**<br>


## Classifications 

## eCl@ss 

|eCl@ss 5.0|eCl@ss 5.0|27371601|
|---|---|---|
|eCl@ss 5.1|eCl@ss 5.1|27371601|
|eCl@ss 6.0|eCl@ss 6.0|27371601|
|eCl@ss 7.0|eCl@ss 7.0|27371601|
|eCl@ss 8.0|eCl@ss 8.0|27371601|
|eCl@ss 9.0|eCl@ss 9.0|27371601|



## ETIM 

|ETIM 2.0|ETIM 2.0|EC001437|
|---|---|---|
|ETIM 3.0|ETIM 3.0|EC001437|
|ETIM 4.0|ETIM 4.0|EC001437|
|ETIM 5.0|ETIM 5.0|EC001437|
|ETIM 6.0|ETIM 6.0|EC001437|



## UNSPSC 

|UNSPSC 6.01|UNSPSC 6.01|30211916|
|---|---|---|
|UNSPSC 7.0901|UNSPSC 7.0901|39121515|
|UNSPSC 11|UNSPSC 11|39121515|
|UNSPSC 12.01|UNSPSC 12.01|39121515|



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https://www.phoenixcontact.com/gb/products/2961312 

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

## Classifications 

## UNSPSC 

UNSPSC 13.2 39122334 

## Approvals 

## Approvals 

## Approvals 

UL Recognized / cUL Recognized / GL / EAC / EAC / UL Recognized / cUL Recognized / PRS / VDE approval of drawings / cULus Recognized 

Ex Approvals 

Approval details 

> UL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 228652 ~~ee~~ 

> cUL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 228652 ~~oo~~ GL http://www.gl-group.com/newbuilding/approvals/index.html 46016-03 HH  EAC 7500651.22.01.00244  ~~ee~~ EAC EAC-Zulassung  ~~oo~~ 

> UL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 228652 

> cUL Recognized  http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm FILE E 228652 ~~ee~~ 

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https://www.phoenixcontact.com/gb/products/2961312 

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

Approvals 

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PRS   http://www.prs.pl/  TE/2109/880590/16<br><br>OO<br> http://www.vde.com/en/Institute/OnlineService/<br>VDE approval of drawings   40007758<br>VDE-approved-products/Pages/Online-Search.aspx<br><br>—<br>cULus Recognized    http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm<br>—<br>**----- End of picture text -----**<br>


Accessories Additional products Relay socket - PLC-BSP- 24DC/21HC - 2912345 

14 mm PLC basic terminal block for high continuous currents with spring-cage connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 24 V DC ~~So~~ Relay socket - PLC-BSP- 24UC/21HC - 2912358 14 mm PLC basic terminal block for high continuous currents with spring-cage connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 24 V AC/DC ~~So~~ Relay socket - PLC-BSP- 48DC/21HC - 2912361 14 mm PLC basic terminal block for high continuous currents with spring-cage connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 48 V DC 

12/28/2016   Page 6 / 8 

https://www.phoenixcontact.com/gb/products/2961312 

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

## Accessories 

Relay socket - PLC-BSC- 24DC/21HC - 2967772 

14 mm PLC basic terminal block for high continuous currents with screw connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 24 V DC ~~So~~ Relay socket - PLC-BSC- 24UC/21HC - 2967785 14 mm PLC basic terminal block for high continuous currents with screw connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 24 V AC/DC ~~So~~ Relay socket - PLC-BSC- 48DC/21HC - 2967798 14 mm PLC basic terminal block for high continuous currents with screw connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 48 V DC ~~So~~ Relay socket - PLC-BPT- 24DC/21HC - 2900254 14 mm PLC basic terminal block for high continuous currents with push-in connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 24 V DC ~~So~~ Relay socket - PLC-BPT- 24UC/21HC - 2900255 14 mm PLC basic terminal block for high continuous currents with push-in connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 24 V AC/DC ~~So~~ 12/28/2016   Page 7 / 8 

https://www.phoenixcontact.com/gb/products/2961312 

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

## Accessories 

Relay socket - PLC-BPT- 48DC/21HC - 2900256 

14 mm PLC basic terminal block for high continuous currents with push-in connection, without relay or solid-state relay, for mounting on DIN rail NS 35/7,5, 1 PDT, input voltage 48 V DC ~~eo~~ Relay socket - PR1-BSC2/2X21 - 2833518 Relay socket PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same construction, 2/2 level design, screw connections, connection facility for input/interference suppression modules ~~BO~~ Relay socket - PR1-BSC3/2X21 - 2833521 Relay socket PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same construction, 1/3 level design, screw connections, connection facility for input/interference suppression modules ~~oo~~ Relay socket - PR1-BSP3/2X21 - 2833534 Relay socket PR1..., for miniature power relay or miniature switching relay with 1 or 2 PDT or solid-state relay of same construction, 1/3 level design, spring-cage connections, connection facility for input/interference suppression ~~SO~~ modules Relay socket - RIF-1-BPT/2X21 - 2900931 RIF-1... relay base, for miniature power relay with 1 or 2 PDTs or solid-state relays of the same design, push-in connection, plug-in option for input/suppressor modules, for mounting on NS 35/7,5 

Phoenix Contact 2016 © - all rights reserved http://www.phoenixcontact.com 

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Updated at June 10, 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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