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Automotive High Current Relay

Automotive High Current Relay

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● 80A switching capability
● 1 Form A contact arrangement
● Wide temperature range : -40°C to 125° C
● Plug in or PCB terminals
● Plastic sealed and fluxed proofed types availalbe
● RoHS Compliant


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Product Description

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Small size, light weight.

80A switching capability

1 Form A contact arrangement.

Various mounting way available.

Diode or Resistor assembled available.

Ordering Information

1 Part number: NVF7,
NVF7-2(Plastic Bracket)
NVF7-2a(Metal Bracket)
NVF7-2b(Shrouded With Metal Bracket) 2

2 Contact arrangement: A:1A

3 Enclosure: S: Wash tight; Z: Flux proof

4 Contact current: 70A,80A

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

6 Coil transient suppression: D: with diode
R: with resistance
NIL: standard

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

Contact Data

Contact Arrangement 1A(SPSTNO)
Contact Material AgSnO2
Contact Rating (Resistive) 70A,80A/14VDC,25A/28VDC
Max. Switching Power 1120W
Max. Switching Voltage 75VDC Max. Switching Current: 80A
Voltage Drop(Initial) Typ. 50mV (at 10A) Item 4.12 of IEC 61810-7
Operation Life Electrical 80A/14VDC 85℃ 5×104
70A/14VDC,25A/28VDC 105℃ 1×105
Item 4.30 of IEC 61810-7
Mechanical 1×107 Item 4.31 of IEC 61810-7

Coil Parameter

Dash numbers Coil voltage VDC Coil resistance
Pick-up voltage VDC(max) (65% of rated voltage) Drop-out voltage VDC(min) (10% of rated voltage) Coil power W Operate time ms Release time ms
Rated Max. Without resistor With resistor Without resistor With resistor
Approx. 1.6 Approx. 1.8 ≤10 ≤10


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.


Insulation Resistance 100MΩ  min (at 500VDC) Item 4.11 of IEC 61810-7
Dielectric Strength
Between Open Contacts 50~60Hz 500V  1min Item 4.9 of IEC 61810-7
Between Contact and Coil 50~60Hz 500V  1min Item 4.9 of IEC 61810-7
Shock Resistance 294m/s² Item 4.26 of IEC 61810-7
Vibration Resistance 10~22.3Hz Double amplitude 10mm 22.3~500Hz 98m/s² 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 ℃ ~125 ℃
Relative Humidity 5% to 85% Item 4.16 of IEC 61810-7
Mass 35g Item 4.7 of IEC 61810-7


1). When testing, coil terminals should be connected ,If coil transient suppression is installed in relay .



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.

Reference Date

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