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70A Automotive Power Relay

70A Automotive Power Relay

You can rest assured to buy 70A Automotive Power Relay from our factory and we will offer you the best after-sale service and timely delivery.The 70A Automotive Power Relay is a specialized electromechanical relay used in automotive applications requiring high current switching. These relays are commonly used in vehicles for a variety of functions, including powering electrical components such as headlights, wipers, fans, and more.

● 70A Switching Capability
● PCB pin and quick connect mounting available
● SPNO contact configuration
● RoHS Compliant


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Product Description

As the professional manufacture, we would like to provide you 70A Automotive Power Relay. This relay is capable of handling up to 70 amps of continuous current. High current ratings are critical to handling power-hungry automotive systems.


Small size and light weight.

Heavy contact load (70A).

Suitable for automobile and lamp accessories application. PC

board mounting and direct insert mounting available.

Ordering Information

1 Part number: NVF4-7,NVF4-8(Plastic Bracket)

2 Contact arrangement: A:1A

3 Enclosure: Z: Dust protected

4 Contact current: 50:50A;70:70A

5 Terminals: b: PCB type; a: plug in type

6 Coil rated voltage(V): DC:6,12,24

7 Coil power: 1.6:1.6W 1.9:1.9W

8 Coil transient suppression: D: with diode
2D:with two diodes
R: with resistance
DR: with diode and resistance
NIL: standard

Contact Data

Contact Arrangement 1A(SPSTNO)
Contact Material AgSnO2
Contact Rating (Resistive) 50A/14VDC(at 85℃) 70A/14VDC
Max. Switching Power 980W
Max. Switching Voltage 50VDC Max. Switching Current:70A
Voltage Drop(Initial) Typ. 5 0 m V ( a t 1 0 A ) Item 4.12 of IEC 61810-7
Operation Life Electrical 1×105 I tem 4.30 of IEC 61810-7
Mechanical 1×107 I tem 4.31 of IEC 61810-7

Coil Parameter

Dash numbers Coil voltage VDC Coil resistance
Ω ± 10%
Pick-up voltage VDC(max) (60%of rated voltage ) Drop-out voltage VDC(min) (10% of rated voltage) Coil power W Operate time ms Release time ms
Rated Max.
006-1900 6 7.8 19 3.6 0.6 1.9 ≤7 ≤2
012-1900 12 15.6 76 7.2 1.2
024-1900 24 31.2 303 14.4 2.4
012-1600 12 15.6 90 7.2 1.2 1.6
024-1600 24 31.2 360 14.4 2.4


1.The use of any coil voltage less than the rated coil voltage will compromise the operation of the relay.

2.Pickup and release voltage are for test purposes only and are not to be used as design criteria.


Electrostatic Capacitance1) 100MΩ min (at 500VDC) Item 4.11 of IEC 61810-7
Dielectric Strength 1)
Between Contacts 50Hz 500V Item 4.9 of IEC 61810-7
Between Contact and Coil 50Hz 500V Item 4.9 of IEC 61810-7
Shock Resistance 30m/s2 6ms Item 4.26 of IEC 61810-7
Vibration Resistance 20Hz~500Hz Double amplitude 1.8mm Item 4.28 of IEC 61810-7
Terminals Strength Terminal retention(pull & push): ≥100N
Terminal resistance to bending(front & side): ≥10N
Item 4.24 of IEC 61810-7
Ambient Temperature -40℃ ~105℃
Relative Humidity 5% to 85% Item 4.16 of IEC 61810-7
Mass 36g( NVF4-7); 41g (NVF4-8) Item 4.7 of IEC 61810-7



In case of no tolerance shown in outline dimension: outline dimension ≤1mm tolerance should be ±0.2mm outline dimension >1mm and ≤5mm, tolerance should be ±0.3mm; outline dimension >5mm, tolerance should be ±0.4mm.

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