Lochinvar & A.O. Smith 100163025 Circuit Breaker

The Lochinvar & A.O. Smith 100163025 Circuit Breaker is a critical 7 Amp protection device designed for high-performance commercial boilers and water heaters. As a direct OEM replacement part, this component ensures the integrity of the control circuit by preventing over-current conditions that can lead to expensive board failures or intermittent unit shutdowns. This specific model is identical to MSC2447, providing a seamless drop-in solution for technicians servicing A.O. Smith and Lochinvar systems. When troubleshooting HVAC control circuit issues, replacing a weakened or tripped breaker with this precise 7-amp rated unit is essential for maintaining the manufacturer's specified safety parameters. Its robust construction is engineered to withstand the thermal stressors common in boiler mechanical rooms, ensuring reliable overload protection and system uptime. Whether you are performing routine maintenance or emergency boiler repair, using the original 100163025 prevents compatibility errors and maintains the certified performance of the heating equipment.

• Exact OEM Match: Fully replaces 100163025 and MSC2447 for guaranteed fitment in specific Lochinvar and A.O. Smith models.
• System Protection: Precisely rated at 7 Amps to safeguard sensitive control boards and transformers from electrical surges.
• Reliable Performance: Minimal nuisance tripping under standard operating temperatures in commercial mechanical environments.
• Standardized Mounting: Designed for rapid installation into existing control panels, reducing labor time during service calls.

• Is the 100163025 interchangeable with other amperages? No, you must use the 7-amp rated breaker as specified by the equipment's wiring diagram to ensure proper circuit protection.
• What causes this breaker to trip frequently? Constant tripping usually indicates a grounded 24V component, a failing transformer, or a short in the wiring harness that exceeds the 7-amp threshold.
• Can I use MSC2447 if my manual lists 100163025? Yes, these part numbers refer to the same physical component and are 100% compatible.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.