Tripping characteristics: 1. Test ambient temperature: 25℃±3℃ 2. Rated current 200%: tripping within 2-28s'' 3. 150% of rated current: trip within hour 4. Rated current: keep without tripping 5. Auto Reset - Resets automatically, but continues to trip (cycle on and off) until the fault is corrected. Specification 1. Product name: AR series current overload protector (circuit breaker) 2. Rated current: 40A 3. Input voltage: 125VAC/250VAC 50VDC 50-60HZ 4. Electric strength: 1500VAC/1min, leakage current: ≤0.5mA 5. Insulation resistance: 500VDC1Min≥100MΩ 6. Rated short-circuit capacity: 125VAC/1000A, 250VAC/1000A 7. Rated on-off capacity: 6 times rated current 8. Reset method: automatic reset 9. Reset time: reply within 60S'' 10. Thread specification: #10-32 11. Scope of application: automobiles, cruise ships, RVs, modified cars, power tools, energy storage inverters, various generators, motors, UPS, electric heating appliances, etc... Packing list: 1*Overload protector Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 40A Circuit Breaker Protector Cover Dual Battery Fuse Automatic Auto Reset Made of high quality material, durable and practical to use. Perfect functions,give you a wonderful experience. Every customer can enjoy 30 days refund or replacement for Damaged/Quality Issues. If you have any questions, please feel free to contact us, we will solve it for you.