Description
Product Overview
The 12V 100A Starter Solenoid RZ003, catalog number 762-1261-211-50, is engineered to meet the exacting standards of professional lawn‑care equipment. Housed in a robust ABS‑type plastic shell, the solenoid incorporates a high‑conductivity copper coil that delivers consistent power flow to the starter motor. With dimensions of 2.83 x 2.83 x 2.83 inches and a weight of just 5.29 ounces, the unit is compact enough to fit into tight engine bays while providing the strength required for heavy‑duty operation. The design features a double‑pole configuration with four terminals—two 1/4″ threaded top terminals and two spade‑type connections—ensuring a secure electrical link that resists vibration and corrosion. Tested against a rigorous quality‑control protocol, each solenoid is verified for correct resistance, insulation integrity, and mechanical durability before leaving the factory. This product carries the RZ‑003 manufacturer label and is compatible with a wide range of models, including Trombetta 862‑1241‑211‑12, Cub Cadet 725‑06153A, Craftsman 532192507, Ariens 21546294, and Husqvarna 58204280, among others. The solenoid’s high current rating of 100 amperes at 12 volts makes it ideal for starting gasoline engines in lawn mowers, garden tractors, and small utility vehicles, delivering the torque needed to turn the crankshaft quickly and reliably.
Usage
Designed for both residential and commercial applications, this starter solenoid excels in environments where reliability is paramount. Whether you are maintaining a suburban lawn, operating a municipal park maintenance crew, or running a small landscaping business, the RZ003 solenoid provides the dependable performance required for frequent start‑stop cycles. Its durable construction tolerates temperature extremes from -20°C to 70°C, making it suitable for use in hot summer fields or cold winter storage. The solenoid’s quick‑response design reduces engine cranking time, which not only improves user convenience but also minimizes wear on the starter motor and battery. Installation is straightforward: the unit bolts directly into the existing mounting bracket, and the four terminals align with the factory wiring harness, allowing for a plug‑and‑play replacement without the need for additional adapters or modifications. This ease of service reduces downtime for equipment operators and helps maintain productivity during peak mowing seasons. The solenoid is also compatible with a variety of fuel‑type engines, including four‑stroke gasoline and small diesel models, expanding its utility across a broad spectrum of power equipment.
Why Choose Us
Choosing the RZ003 starter solenoid means selecting a component that has undergone stringent quality assurance processes. Each unit is inspected for dimensional accuracy, terminal alignment, and coil resistance to ensure it meets OEM specifications. The manufacturing facility adheres to ISO‑9001 standards, and every batch is subjected to a random sample test that simulates real‑world operating conditions, including vibration, moisture exposure, and electrical load cycling. Our commitment to customer satisfaction extends beyond the point of sale; we provide a comprehensive warranty that covers defects in materials and workmanship for 12 months, and our technical support team is available to assist with installation guidance, troubleshooting, and parts compatibility questions. By sourcing high‑grade copper and using a flame‑retardant plastic housing, we guarantee a product that not only performs reliably but also contributes to the overall safety of the equipment it powers. In addition, our supply chain is optimized to keep inventory levels high, ensuring rapid order fulfillment and minimal lead times for dealers and end‑users alike.
Key Features
- High‑current 100A rating delivers strong, consistent power for fast engine starts.
- Durable copper coil and flame‑retardant ABS housing resist wear and harsh weather.
- Compact 2.83″ cubic design fits tight engine compartments without sacrificing strength.
- Four‑terminal configuration provides secure, vibration‑proof electrical connections.
- 12‑month warranty and dedicated support ensure peace of mind after purchase.
FAQ
Is this solenoid compatible with my specific mower model?
Yes. The RZ003 solenoid matches the part numbers listed in the product details, including Trombetta 862‑1241‑211‑12, Cub Cadet 725‑06153A, Craftsman 532192507, Ariens 21546294, and Husqvarna 58204280. For other models, consult the compatibility chart on the product page or contact our support team.
What is the installation process like?
Installation is straightforward. Remove the old solenoid, align the new unit with the existing mounting holes, bolt it in place, and connect the four terminals to the corresponding wires. No additional adapters are required, and the process typically takes 10‑15 minutes for an experienced technician.
How does the solenoid handle extreme temperatures?
The ABS housing and copper coil are rated for operation from -20°C to 70°C, allowing reliable performance in both hot summer conditions and cold winter environments without degradation of electrical properties.
What warranty coverage is provided?
The solenoid comes with a 12‑month limited warranty covering any defects in materials or workmanship. If a failure occurs within the warranty period, we will replace the unit at no cost to you.
Can this solenoid be used on diesel engines?
While primarily designed for gasoline engines, the solenoid’s electrical characteristics are compatible with many small diesel engines that use a 12V starter system. Verify the engine’s starter current requirements to ensure a proper match.





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