The 119802-77200 (R11EA, 12V) safety relay is a critical protection component for diesel engine electronic control systems. It protects the NGK spark plug control unit and engine control unit (ECU) by automatically disconnecting the circuit in the event of an overcurrent or short circuit, ensuring safe and stable operation of the engine's electronic systems.
Product Features
- High Reliability and Durability: Utilizing high-quality electromagnetic materials and precision contact design, it ensures long-term stable operation.
- Quick Response Protection: Rapidly disconnects the circuit in abnormal conditions such as overcurrent and short circuit, effectively protecting the engine's electronic equipment.
- Easy Installation: Directly replaces the existing relay without requiring circuit modifications or additional tools.
- Stable Performance: Reliably operates in high-temperature, high-humidity, and vibration environments.
Frequently Asked Questions
What products do you specialize in?
We specialize in excavator engine spare parts including cylinder blocks, cylinder heads, crankshafts, complete engine assemblies, pistons, liners, rings, camshafts, connecting rods, oil pumps, water pumps, valves, and all related engine components.
What if I only know the excavator model but not the part numbers?
You can send us photos of your existing parts, nameplate information, or dimensional specifications for reference and identification.
Do you accept sample orders?
Yes, we can supply samples of parts we have in stock. Customers are responsible for sample costs and shipping fees.
Do you test products before shipment?
All products undergo 100% quality testing before delivery to ensure performance and reliability.
What is your policy for defective items?
Our products are thoroughly tested, but if any issues arise, our professional after-sales team will promptly address and resolve them.
