12V Relay 4 Pin Automotive 40A Normally Open with Detachable Bracket – Standard Vehicle Relay (RY11)

High quality 4-pin automotive relay designed for 12V systems, ideal for a wide range of cars, vans, commercial vehicles, marine and general automotive applications.

This relay features a Normally Open (NO) contact, rated at 40A / 30A, and is supplied with a detachable mounting bracket for secure and flexible installation.

The product shown in the main image is exactly what you will receive.
A wiring diagram is included to clearly illustrate the relay architecture.

Manufactured to original equipment standard, ensuring excellent reliability, durability and long service life.

Technical Specification

• Voltage: 12V DC

• Current Rating: 40A / 30A

• Relay Type: Normally Open (NO)

• Number of Pins: 4

• Mounting: Detachable metal bracket included

• Terminal Type: Standard automotive spade terminals

• Colour: Black

Branded Cross Reference Guide

BMW: 61 31 1 354 393
Bosch: 0 332 014 406 · 0 332 019 451
CI: RL103
Delphi: SRB523
DL Products: L644
Durite: 0 727 62
Fister: HW 579
Hella:
4RA 003 510 081
4RA 003 510 082
4RA 003 510 083
4RA 003 510 087
4RA 003 510 089
Herth & Buss: 75613114 · K1611001
Intermotor: 59021 · 59022
JRP: RE12
Lighten Point: REL11
Lucas: SRB523
Mafco: 425-1110
Pearl: PR06
Quinton Hazell: RL103
Redco: RPR 410
S.M.P. Europe: 59021 · 59022
Wehrle: 20210000 · 20210100
Woodauto: RLY1011

Features

• 12V 4-pin Normally Open automotive relay

• 40A / 30A switching capacity

• Supplied with detachable mounting bracket

• OEM-quality construction

• Reliable switching performance

• Long service life

Typical Applications

• Automotive electrical systems

• Lighting circuits

• Cooling fans

• Horns & auxiliary accessories

• Marine & commercial vehicles

What’s Included

• 1 × 12V 4-Pin 40A Normally Open Relay

• Detachable mounting bracket

Delivery & Dispatch

• VAT invoice enclosed

• Free delivery via Royal Mail 48

• Upgrade to Royal Mail 24 for £1

• Upgrade to FedEx tracked next day delivery for £2

• Same day dispatch on orders placed before 1pm