Description
Product Overview
The RY-724 ignition relay from Standard Motor Products is engineered for precision and durability in automotive motor circuits. Housed in a machined exterior, the relay measures 1.5 x 1.16 x 2.88 inches and weighs a mere 0.01 ounces, offering a compact footprint without sacrificing strength. Its screw connector type ensures a secure electrical connection, while the silver contact material provides excellent conductivity and resistance to corrosion. Rated for a minimum switching voltage of 12 V, the normally open contact configuration delivers reliable activation of motor loads. The DIN rail mounting design simplifies installation in control panels and engine compartments, aligning with industry standards for space‑efficient wiring.
Usage

The RY-724 is suited for a wide range of automotive scenarios, including starter motor control, fuel pump activation, and auxiliary motor functions. Its robust construction makes it ideal for both original equipment manufacturers and aftermarket service technicians who need a dependable replacement part. The relay performs well in high‑vibration environments, such as trucks, SUVs, and performance vehicles, where consistent switching is critical. Installers appreciate the screw terminals for quick wiring, and the DIN rail format allows the relay to be integrated into existing panels without extensive re‑routing.
Why Choose Us
Standard Motor Products brings over three decades of expertise in automotive electrical components. Each RY-724 relay undergoes rigorous testing for voltage tolerance, contact resistance, and mechanical endurance, ensuring it meets or exceeds OEM specifications. Manufactured in the United States, the relay benefits from strict quality control processes and traceable component sourcing. Customers receive a product backed by a solid warranty and supported by a knowledgeable technical service team, providing confidence that the relay will perform reliably throughout the vehicle’s lifespan.
Key Features
- Machined metal housing for superior durability and heat dissipation
- Silver contacts delivering low resistance and high conductivity
- DIN rail mounting for space‑saving, tool‑free installation
- Screw terminals ensure secure, vibration‑resistant connections
- Normally open contact type with a 12 V minimum switching voltage for versatile motor control
FAQ
What vehicles are compatible with the RY-724 ignition relay?
The RY-724 is a universal replacement relay suitable for most gasoline and diesel engines that require a 12 V ignition control circuit. It is commonly used in passenger cars, light trucks, and commercial vehicles.
Can the relay be used in marine or off‑road applications?
Yes. The machined housing and corrosion‑resistant silver contacts make the relay well‑suited for harsh environments, including marine and off‑road conditions, provided it is mounted in a dry, protected location.
How do I install the RY-724 on a DIN rail?
Slide the relay onto the DIN rail, align the mounting tabs, and press firmly until it clicks into place. Then connect the wiring to the screw terminals, ensuring proper polarity and torque.
What is the warranty coverage for this relay?
Standard Motor Products offers a one‑year limited warranty covering defects in materials and workmanship. Contact the seller or manufacturer for claim procedures.
Is the relay compatible with aftermarket engine control units (ECUs)?
Yes, the relay’s electrical specifications match standard ECU output levels, making it compatible with most aftermarket control units that operate at 12 V.




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