Bosch Refrigerator Thermal Fuse 00615792

Bosch Refrigerator Thermal Fuse 00615792

The Thermal Fuse is a safety component installed in the defrost heater circuit of select Bosch refrigerators. Its primary function is to protect the appliance from overheating during the defrost cycle by cutting power to the heater if temperatures exceed safe limits.

If this fuse fails open, the defrost system will not operate properly, often leading to frost buildup and cooling issues.

✅ Key Details

Part Number: 00615792

Compatible Brands: Bosch

Type: Defrost Thermal Fuse / Thermal Cut-Off

Function: Protects the defrost heater circuit from overheating

Typical Location: Mounted near the evaporator assembly inside the freezer compartment

Original Equipment Manufacturer (OEM) Part: Yes

This part is designed specifically for use in select Bosch refrigerators. Always verify your model number before ordering to ensure compatibility.

B18ID80NLP, B18ID80NRP, B18IF70NSP, B18IF70NSP/07, B18IF800SP, B18IF800SP/01, B18IF800SP/02, B18IF800SP/03, B18IF800SP/08, B24ID80NLP, B24ID80NRP, B24IF70NSP, B24IR70NSP, CIR24P00, FID18P00, FID18P30, FID24P00, FID24P30, FIN18P30, FIN24P30, KDN30A00, KDN30A03, KDN30A10, KDN30A40, KDN30A43, KDN30A71, KDN30A73, KDN30V00, KDN30V00NE, KDN30V03, KDN30V03NE, KDN30X00, KDN30X00FF, KDN30X00GB, KDN30X01, T18BD80FL-07, T18BD80FLE, T18BF70FS-09, T18BF70FSE, T18ID80NLP/01, T18ID80NLP/04, T18ID80NLP/07, T18ID80NLP/08, T18ID80NLP/10, T18ID80NLP/12, T18ID80NLP/13, T18ID80NLP/14, T18ID80NLP/15, T18ID80NLP/17, T18ID80NLP/20, T18ID80NLP/21, T18ID80NLP/22, T18ID80NLP/27, T18ID80NLP/28, T18ID80NLP/32, T18ID80NLP/33, T18ID80NLP/35, T18ID80NLP/37, T18ID80NLP/38, T18ID80NLP/39, T18ID80NLP/40, T18ID80NLP/41, T18ID80NLP/42, T18ID80NLP/43, T18ID80NLP/46, T18ID80NLP/48, T18ID80NLP/99, T18ID80NRP/01, T18ID80NRP/04, T18ID80NRP/07, T18ID80NRP/08, T18ID80NRP/10, T18ID80NRP/15, T18ID80NRP/20, T18ID80NRP/38, T18ID80NRP/39, T18ID80NRP/40, T18ID80NRP/41, T18ID80NRP/42, T18ID80NRP/48, T18ID80NRP/99, T18IF70CSS-01, T18IF70FSS-01, T18IF70NSP-04, T18IF70PSS-01, T24BR70FS-03, T24BR70FSE, T24ID80NLP/33, T24ID80NLP/34, T24ID80NLP/36, T24ID80NLP/37, T24ID80NLP/38, T24ID80NLP/39, T24ID80NLP/40, T24ID80NLP/41, T24ID80NLP/45, T24ID80NLP/46, T24ID80NLP/47, T24ID80NRP/32, T24ID80NRP/37, T24ID80NRP/38, T24ID80NRP/39, T24ID80NRP/40, T24ID80NRP/41, T24ID80NRP/42, T24ID80NRP/47, T24IF70CSS-01, T24IF70FSS-01, T24IF70NSP/02, T24IF70NSP/03, T24IF70NSP/28, T24IF70NSP/29, T24IF70NSP/32, T24IF70NSP/34, T24IF70NSP/36, T24IF70NSP/41, T24IF70NSP/42, T24IF70NSP/43, T24IF70NSP/45, T24IF70NSP/46, T24IF70NSP/47, T24IF70NSP/99, T24IF70PSS/01, T24IR70CSS-01, T24IR70FSS-01, T24IR70NSP/01, T24IR70NSP/02, T24IR70NSP/03, T24IR70NSP/05, T24IR70NSP/06, T24IR70NSP/07, T24IR70NSP/08, T24IR70NSP/10, T24IR70NSP/11, T24IR70NSP/12, T24IR70NSP/15, T24IR70NSP/17, T24IR70NSP/18, T24IR70NSP/19, T24IR70NSP/20, T24IR70NSP/21, T24IR70NSP/23, T24IR70NSP/24, T24IR70NSP/25, T24IR70NSP/26, T24IR70NSP/27, T24IR70NSP/32, T24IR70NSP/33, T24IR70NSP/34, T24IR70NSP/35, T24IR70NSP/36, T24IR70NSP/37, T24IR70NSP/38, T24IR70NSP/39, T24IR70NSP/40, T24IR70NSP/42, T24IR70NSP/43, T24IR70PSS-01

⚠️ Common Issues This Part Can Solve

Replacing the thermal fuse can resolve several freezer and cooling-related problems, including:

Heavy frost buildup on the evaporator coil

Freezer overfreezing due to failed defrost cycle

Refrigerator section not cooling properly

Water leaking from freezer into fresh food compartment

Ice blocking airflow vents

Refrigerator running continuously

Defrost heater not activating because fuse is open

If the defrost heater and control system test properly but no heat is present during the defrost cycle, the thermal fuse may be the cause.

❓ FAQs (Frequently Asked Questions)

Q: How do I know if the thermal fuse is faulty?
A: If the evaporator is iced over and the defrost heater has continuity but does not receive power, the fuse may be open. Testing with a multimeter will confirm.

Q: Is this the same as a temperature sensor?
A: No. This is a one-time safety device. It does not regulate temperature — it only protects against overheating.

Q: Is it difficult to replace?
A: Moderate skill is required. Access typically involves removing freezer interior panels to reach the evaporator area. Otherwise, you may want to book a professional appliance repair in Vancouver to ensure proper installation and avoid further issues.

Q: What causes a thermal fuse to fail?
A: Excessive heat during defrost cycles, restricted airflow, or malfunctioning control components.

Q: Can I bypass the fuse temporarily?
A: No. This is a critical safety component and should never be bypassed. Replace only with the correct OEM part.

🛠️ Installation Tips

Disconnect power before servicing

Remove freezer panels carefully

Inspect heater and wiring for signs of overheating

Secure fuse properly to evaporator tubing

Test defrost operation after installation

NOTES:

1. Canceled parts orders are subject to a 25% restocking fee

2. Parts ordered by “Special Order Condition” are not refundable