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20 Best Rtt7121A 4-Pin Relay of 2023 – Romance University
After hours researching and comparing all models on the market, Romance University finds out the Best Rtt7121A 4-Pin Relay of 2023. Check our ranking below.
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- DIRECT RELAY REPLACEMENT- Our 4-pin relay is a direct factory replacement for the Toyota 90987-02006 OEM relay only priced more attractively.
- EASY & AFFORDABLE MAINTENANCE- Keep your Toyota or Lexus vehicle running at its best with this plug & play replacement relay; installation takes just a few minutes.
- OEM-STYLE QUALITY- Manufactured to the same quality standards as the Toyota 90987-02006 relay, the OLS RTT7121A 12V 40A 4-Pin Relay delivers OEM-style quality.
- COMPATIBLE WITH POPULAR TOYOTA & LEXUS CARS- Fits popular Toyota models: 1986-1991 Camry, 1995-2007 Corolla Sedan, 1990-1999 Previa, 1994-1997 RAV4, 1984-1997 Tercel, and much more.
- COMPATIBLE WITH OLS 12-SLOT RELAY BOXES- This 12V 40A 4-pin relay is also compatible with our 12-Slot Relay Box (PSZACCEPS142R).
- Brand new Car Relay 4 Pin 12v 40amp Model No : JD2912-1H-12VDC 40A 14VDC
- Use optional Relay Harness, or female Crimp Connectors
- Hundreds of uses include- starter kills, domelight supervision, trunk release, polarity change,power door lock/actuator control, change a low current output to high current,add ignition/accessory outputs, control motors/other electronics, It is Also suitable for automobile used for control, alarms, horn, headlight and more....
- Package Include: 2 x 40A 4-Pin 12V Vehicle Relays,
- Mechanical life of 10,000+ cycles
- Energy-Efficient Operation – 640mW low-power coil design reduces heat generation and battery drain, ideal for electric vehicles and fuel-sensitive applications
- Enhanced Load Management – 40A peak / 30A continuous capacity with silver alloy contacts for stable control of fuel pumps, HVAC fans, and auxiliary lighting
- Multi-Industry Compatibility – Direct replacement for OEM relays in automotive systems and industrial equipment (verify model fitment). SPST design matches standard 4-pin layouts
- Compact & Robust Construction – 15.7mm x 12.3mm resin-sealed housing withstands -40°C to 125°C temperatures and harsh environments (dust, moisture, vibration)
- Single-Unit Reliability – RoHS-compliant and ISO-certified with traceable lot codes. Easy blade terminal installation for tool-free repairs
- Brand new heavy duty SPST(Single Pole Single Throw) relays with color-labeled wires.
- Minimum operating voltage 8V, corresponding minimum operating current is 100mA; Standard operating voltage 12V, corresponding standard operating current is 150mA.
- Small size/Low power consumption/High contact voltage/ High sensitivity.
- Contact Material: Ag Alloy / Contact Resistance: ≤ 100MΩ.
- Life Expectancy Electrical: 100,000 Operation, Life Expectancy Mechanical: 10,000,000 Operation.
- 【 High Quality And Reliable 】 The black shell of the car relay is made of nylon material，for superior insulation and corrosion resistance ，all pins of the product are made of brass, which is not deformed or rusted, and can withstand hot and cold conditions. It is very durable and sturdy to use, and is very suitable for long-term use.
- 【Compact】 Automotive relays size is 1.4 x 0.9x 0.61 inch/ 3.55 x 2.3x 1.55 cm approximately, making it ideal for tight installation spaces
- 【Pay attention to product size compatibility】 Due to size compatibility or ill fitting, as well as your failure to recognize the issue of 4-pin or 5-pin, it may result in returns or exchanges
- 【 Application 】 Our 4-pin 12V 30A relay product is very suitable for automotive and marine applications (fuel pump relay, starter relay, horn relay, fan relay, headlight relay, fuel relay, water pump relay, fuse relay, cooling fan relay, ac relay)
- 【Multi Purpose, Easy To Use】 Our 12V 30A 4 pin relays, High-performance relays are compatible with various applications, including automobiles, ships, household appliances, and industrial machinery equipment. The operation is simple, only the relay and wires need to be connected, no other tools are needed, and it is very convenient to use and replace, allowing the components to work normally.
Last update on 2025-07-07 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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FAQ:
Q: Is there a 4 pin relay for Toyota?
A: Our 4-pin relay is designed to be an exact replacement for Toyota’s 90987-02006 OEM relay but much more affordable.
Q: Can a bad Toyota relay cause an ignition problem?
A: Non-functioning relays can cause a myriad of issues with your Toyota or Lexus, including ignition, lighting and audio system problems. Replace bad relays in a matter of minutes with our premium quality replacement relay.
Q: What kind of relay box do I need for OLS?
A: COMPATIBLE WITH OLS 12-SLOT RELAY BOXES- This 12V 40A 4-pin relay is also compatible with our 12-Slot Relay Box (PSZACCEPS142R). To see our price, add these items to your cart. These items are shipped from and sold by different sellers. Choose items to buy together. In Stock. Ships from and sold by OnlineLEDStore. In Stock.