Description
100 Pack – Genuine NTE R51-1D40-12 Heavy Duty 50A Automotive Relays
This listing includes five hundred (500) genuine NTE Electronics R51-1D40-12 heavy-duty automotive power relays.
Designed for high-current 12V electrical systems, these relays feature a 50 Amp contact rating, 12VDC coil, SPST Normally Open (1 Form A) contact configuration, and an industry-standard ISO/Bosch-style 4-pin terminal layout (30, 85, 86, 87).
Ideal for automotive repair shops, fleet maintenance, OEM applications, industrial equipment, marine systems, RVs, agricultural machinery, and custom 12V electrical installations requiring reliable high-current switching.
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Specifications
* Quantity: 100 Relays
* Brand: NTE Electronics
* Model: R51-1D40-12
* Condition: New
* Coil Voltage: 12VDC
* Contact Rating: 50A
* Contact Configuration: SPST Normally Open (1 Form A)
* Number of Pins: 4
* Terminal Layout: 30 / 85 / 86 / 87
* Terminal Type: 6.3 mm Quick Connect
* Housing Style: Standard (Non-Flange)
* Contact Material: Silver Tin Oxide (AgSnO)
* Operating Temperature: -40°C to +125°C
* Country of Manufacture: China
