25230-79917 Relay 12V DC 40A 4-Pin SPST Normally Open (3-Pack) Compatible with Select Nissan and Infiniti Applications, Plug-in Relay for Trailer Tow Light and Turn Signal Circuits

Reliable 25230-79917 Relay Replacement for Matched 12V Electrical CircuitsThis 25230-79917 relay is a 12V DC 40A 4-pin SPST normally open automotive relay designed for matched plug-in relay sockets and compatible 12V relay-controlled circuits. It is intended for applications that use the same relay number, terminal layout, housing shape, socket key, and relay position.Compatible with Select Vehicle Applications:Compatible with select Nissan applicationsCompatible with select Infiniti applicationsCommon reference applications may include select relay-controlled lighting, trailer tow light, turn signal, brake light, auxiliary light, and similar 12V electrical circuits. Actual fitment depends on the original relay number, socket shape, locking-groove design, and vehicle application.Interchange Part Numbers / Replacement References:25230-79917, 2523079917Application Notes:This relay may help support normal circuit operation only when the original relay is confirmed faulty and all specifications match. It is not a universal relay. A similar-looking relay may have a different socket key, latch groove, wiring layout, or circuit function.Important Buyer Warning:Please compare your original relay before purchase. Confirm the relay number, 4-pin layout, 30/85/86/87 terminal markings, 12V DC rating, 40A current rating, socket shape, locking groove, relay box location, and circuit function. Fitment may vary by year, trim, wiring design, and relay position.Lighting, trailer tow, turn signal, or brake light symptoms may also be caused by wiring, bulbs, fuses, switches, trailer connectors, control modules, or other components. Proper diagnosis is recommended before replacement.Package includes 3 relays for replacement, backup, or multiple matched relay positions.

• 4-Pin Relay Verification: 4-Pin 12V DC 40A SPST normally open relay — please verify your original relay part number, terminal layout, socket key, locking groove, and relay position before ordering
• Match 25230-79917 Before Purchase: Designed for matched 25230-79917 style relay applications. Compare the blue relay body, white plug-in base, 30/85/86/87 terminal markings, socket shape, and latch position before purchase
• Not a Universal Relay: Compatible use depends on the original relay code, socket design, vehicle year, trim, circuit function, and relay box location. Not for different relay numbers, 5-pin sockets, or mismatched locking-groove designs
• Selective Circuit Applications: May be used in matched trailer tow light, turn signal, auxiliary light, brake light, and other 12V relay-controlled circuits when the original relay specifications and socket layout match
• Affordable 3-Pack - Includes 3 relays for spare replacement or multi-circuit upgrades. Matches factory 4-pin socket size for plug-and-play i3-Pack Replacement & Spare: Includes 3 relays for replacement, backup, or multiple matched relay positions. Please diagnose the original fault first, as lighting or signal issues may also be caused by wiring, bulbs, fuses, switches, modules, or trailer harness problemsnstallation