# Automotive Relay, 12 VDC, 40 A, SPST-NO, Plug In, Quick Connect, DG55M Series

![Product image](https://novapart.co/image/farnell:4292597/)

**URL**: https://novapart.co/products/DG55M-5021-76-1012-DR/automotive-relay-12-vdc-40-a-spst-no-plug-in-quick
**SKU**: DG55M-5021-76-1012-DR
**Manufacturer**: DURAKOOL
**Category**: Switches & Relays || Relays || Automotive Relays
**Price**: €7.6600
**Stock**: 10+
**Lead Time**: 169 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (08-Jul-2021) |
| Coil Voltage | 12VDC |
| Product Range | DG55M Series |
| Relay Mounting | Plug In |
| Coil Resistance | 72ohm |
| Contact Current | 40A |
| Relay Terminals | Quick Connect |
| Contact Material | Silver Tin Oxide |
| Contact Configuration | SPST-NO |
| Contact Voltage Dc Nom | 12V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4292597/)

**DG55M Series Electric Vehicle Relay** 

- General purpose automotive or electric vehicle relays 

- Up to 20A @ 80VDC switch capability (100K ops.) 

- 40A continuous DC current capacity (at 23°C) 

- Fits standard Mini-ISO relay sockets 

- Made from UL94-V0 approved plastic 

- Special terminal arrangement - “ordinary” Mini-ISO relay inserted in DG55M socket will be safe 

||||||||ü<br>ROHS<br>Compliant|ü<br>ROHS<br>Compliant|ü<br>ROHS<br>Compliant||
|---|---|---|---|---|---|---|---|---|---|---|
|**Contacts**|**Ordering Code**||||||||||
|Contact arrangement<br>SPST-NO (1 Form A)<br>Contact material<br>AgSnO2<br>Max. switching voltage<br>DC<br>110VDC - current dependent (see Fig. 2)<br>~~—~~||D G 5 5 M - 5<br>0<br>2|1 - 9<br>6 -|||1<br>0|1|2 -<br>M 1<br>-<br>R|||
|Contact rating<br>12VDC<br>80VDC||Series||||Coil code:|||||
|Max. continuous current*<br>SPST-NO<br>40A<br>20A||||||See table 1||See table 1|||
|Max. switching current - make (inrush)* SPST-NO<br>120A<br>120A<br>Max. switching current - break*<br>SPST-NO<br>60A<br>20A<br>Min. switching current<br>1A/5VDC<br>~~—~~||Contact material<br>50:  AgSnO2|||||||||
|* At ambient 23°C. At ambient 85°C, max. continuous current at 80VDC =8A<br>Initial contact resistance<br><100mΩ at 0.1A/6VDC<br>**Coil**<br>~~I~~||Contact arrangement<br>21:   SPST-NO<br>(1N/O, 1 Form A)|||||||||
|Rated voltage<br>DC<br>12V (24V - consult factory)<br>Must release voltage<br>0.10Un - see coil table 1 for more information.<br>Operating range of supply voltage<br>See coil table 1<br>Rated power consumption<br>2W<br>**Insulation**<br>~~——~~<br>~~—~~||Mounting & terminations IP54<br>7:    Dust cover<br>9:    Dust cover Bracket mount<br>(option M1 only)|||||||||
|Insulation resistance<br>100MΩ at 500VDC, 50%RH, 25°C|||||||||||
|Dielectric strength<br>coil to contact<br>600Vrms / 1 min||Connection mode|||||||||
|**General Data**||5.    PCB pins|||||||||
|Operate time<br>≤ 10msec||6:    Flat blades (6.35mm)|||||||||
|Release time<br>≤ 12msec|||||||||||
|Electrical Life<br>ops.<br>1x105(20A@80VDC, 1sec ON/1sec OFF, resistive)<br>Mechanical life<br>ops.<br>1 x 107<br>**Environmental**<br>~~—~~||Options 1<br>Blank:  No options<br>M1:      Metal bracket (Supplied fitted as standard. Consult|||||||||
|Environmental protection<br>IP54 Dust cover<br>Ambient temperature<br>operating<br>-40 to +85°C - Consult factory for above 85°C<br>storage<br>-40 to +155°C<br>~~—~~||factory for brackets supplied loose).<br>Options 2||||factory for brackets supplied loose).|||||
|Shock resistance<br>destructive<br>196m/s2(20g)||Blank:  No options|||||||||
|functional<br>98m/s2(10g)||R:         Integral resistor|||||||||
|Vibration resistance<br>10 to 40Hz DA 1.27mm; 40 - 70Hz:5g /<br>70-100Hz DA 0.5mm, 100 - 500Hz:5g<br>~~—~~||D:         Integral diode+85, -86<br>DR:      Integral diode -85, +86 (Standard)|||||||||
|Dimensions<br>L x W x H<br>25.9 x 25.9 x 24.9mm (excluding terminals)|||||||||||
|Weight<br>approx.<br>34g approx.|||NB: This product contains a magnet.||||||||



DG55M 011723JHM 

Specifications are subject to change without notice. E&OE. 

See website for contact details:  www.durakool.com 

1 

**DG55M Series Electric Vehicle Relay** 

|**Coil Data**||||||**Table 1**|
|---|---|---|---|---|---|---|
|Coil code|Nominal voltage<br>(VDC)|Coil resistance<br>(Ω)<br>± 10%|Must operate volt-<br>age max.<br>(VDC)|Must release<br>voltage min.<br>(VDC)|Max allowable<br>voltage at 23°C<br>(VDC)|Max allowable<br>voltage at 85°C<br>(VDC)|
|1012|12|72|7.2|1.2|18|14|
|1024|24|288|14.4|2.4|35|25.2|
|1048|48|1152|28.8|4.8|70|48|
|Coil insulation: Class H|||||||
||||||||



Coil insulation: Class H 

**Fig 1** 

**==> picture [502 x 561] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dimensions<br>23.90 16.30<br>4.90<br>ou = &-<br>(al | a Ait<br>21<br>16.80<br>23.45<br>== 25.90 11 24.75<br>15.0<br>4.0<br>25.9<br>Ø 5.3 3.6 ± 0.2 8.4 ± 0.2 33.6<br>Magnet position<br>ie Gr 5.1 o t<br>2.5 ± 0.2 8 ± 0.2 2.1 ±0.1<br>25.9<br>It 25.9 Ø 1.65 ± 0.15 T 6.3 E  : 0.8 ± 0.05 oe<br>31<br>Fig. 2 Connection diagram<br>Load Current v. Load Voltage (DC) at 23°C (100K ops. 1s On/1s Off)Amps<br>-  87 a ——~._.<br>70<br>60 Important!<br>50 Please observe polarity  when  (D)<br>40 connecting the load to Terminals<br>87 and 87a. Incorrect polarity will  (DR)<br>30 lead to reduced life.<br>20 (R)<br>10 1 Form A<br>0<br>0 20 40 60 80 100 120<br>Volts DC<br>Load Current v. Load Voltage (DC) at 85°C (100K ops. 1s On/1s Off)Amps<br>45<br>40<br>35<br>30<br>25<br>20<br>15<br>10<br>5<br>0<br>0 10 20 30 40 50 60 70 80 90<br>Volts DC<br>3.75<br>0.80<br>8.75<br>6.30 25.90<br>20.55 31<br>2.60<br>6 ± 0.4 16<br>24.75<br>4.9 25.9 0.8<br>24.75 19 16.9 ± 0.2<br>11.0<br>Amps<br>Amps<br>**----- End of picture text -----**<br>


Dimensions in mm (± 0.1mm unless indicated) 

**==> picture [262 x 113] intentionally omitted <==**

**----- Start of picture text -----**<br>
Connection diagram Fig . 3<br>-  87 a ——~._. 87 +<br>Important!<br>Please observe polarity  when  (D)<br>connecting the load to Terminals<br>87 and 87a. Incorrect polarity will  (DR)<br>lead to reduced life.<br>(R)<br>1 Form A<br>**----- End of picture text -----**<br>


**==> picture [144 x 21] intentionally omitted <==**

**----- Start of picture text -----**<br>
Top View showing fit on standard socket<br>(DZ85AB-5-WH2)<br>**----- End of picture text -----**<br>


Specifications are subject to change without notice. E&OE. 

See website for contact details:  www.durakool.com 

DG55M 011723JHM 

2 



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- [Supplier page](https://es.farnell.com/durakool/dg55m-5021-76-1012-dr/automotive-relay-spst-no-40a-12vdc/dp/4292597)
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