Bimetal Defrost Thermostat N12-5 AC250V 10A Refrigerator Part
Bimetal Defrost Thermostat N12-5 AC250V 10A Refrigerator Part
Bimetal Defrost Thermostat – Refrigerator & Freezer Replacement Part
Keep your refrigerator running at peak efficiency with this Bimetal Defrost Thermostat (N12-5). Rated at AC 250V / 10A, this precision temperature control component prevents frost build-up and maintains optimal cooling cycles — making it an ideal DIY replacement part for household refrigerators and freezers.
Key Features
- Bimetallic Construction: Built from durable bimetal for reliable, long-lasting performance in demanding refrigerator environments.
- Accurate Temperature Regulation: Precisely manages the defrost cycle to prevent frost accumulation and maintain optimal cooling efficiency.
- Easy DIY Installation: Designed for straightforward installation — no specialist tools required. Just unplug your appliance, swap out the old unit, and you're done.
- Versatile Compatibility: Suitable for a wide range of household refrigerator and freezer models, effectively replacing worn or malfunctioning defrost thermostats.
- Short Lead Wire: Comes with an 11 cm lead line for convenient, clean wiring during installation.
- Safety Ready: Always unplug the refrigerator before installation and store perishable items safely to avoid spoilage during the process.
Specifications
| Part Name | Refrigerator Defrost Thermostat |
| Model | N12-5 |
| Material | Plastic + Metal (Bimetal) |
| Lead Wire Length | 11 cm |
| Temperature Action | N12-5: -5°C / -7°C | N13: -4°C / -14°C |
| Electrical Rating | AC 250V / 10A |
| Country of Origin | Made in China |
Package Contents
- 1 × Bimetal Defrost Thermostat (N12-5)
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Frequently Asked Questions
Q: What refrigerator models is the N12-5 bimetal defrost thermostat compatible with?
A: This bimetal defrost thermostat is designed for versatile compatibility and can replace defrost thermostats in a wide variety of household refrigerator and freezer models that use an AC 250V / 10A rated thermostat with N12-5 temperature action specifications. Always verify your existing thermostat's model number and electrical ratings before purchasing to ensure a proper match.
Q: How do I install the bimetal defrost thermostat safely?
A: Installation is straightforward for a DIY repair. First, unplug your refrigerator from the power supply completely. Remove any stored perishables to prevent spoilage. Locate the existing defrost thermostat (typically clipped to the evaporator coils), disconnect the lead wires, and attach the new N12-5 thermostat in the same position using the 11 cm lead wire. Once secured, plug the refrigerator back in and verify it cycles correctly.
Q: What does the temperature action specification mean for this thermostat?
A: The temperature action indicates at what temperatures the thermostat opens (cuts power to the defrost heater) and closes (restores the circuit). For the N12-5, these are -5°C (open) and -7°C (close), while the N13 variant operates at -4°C (open) and -14°C (close). These values govern when the defrost cycle activates and deactivates to keep the evaporator coils frost-free.