Mitsubishi Electric U01A01307 Thermistor

The Mitsubishi Electric U01A01307 Thermistor is a critical indoor coil sensor designed for high-performance mini-split maintenance and repair. This 26-inch OEM component provides high-precision resistance feedback to the indoor unit's control board, preventing evaporator freeze-up and ensuring accurate HVAC temperature monitoring. As a genuine Mitsubishi replacement part, it eliminates the calibration drift often seen with universal sensors, maintaining the tight tolerances required for inverter-driven systems. When troubleshooting Mitsubishi heat pump error codes related to thermistor failure or open circuits, replacing the faulty sensor with this direct-fit component restores proper communication within the indoor heat exchanger circuit. Its 26-inch lead length allows for correct probe placement on the coil, which is essential for accurate thermal saturation data and efficient variable refrigerant flow (VRF) operation. This thermistor is compatible with a wide range of MSY and MSZ indoor units, making it a staple for commercial and residential service kits.

Key Benefits:

• Ensures OEM-grade precision for accurate resistance readings across a wide temperature range.
• Provides a seamless 26-inch lead length for optimal sensor positioning on the indoor coil.
• Restores accurate temperature sensing to prevent unit short-cycling and evaporator icing.
• Facilitates direct integration with Mitsubishi Electric control boards without splicing or calibration.
• Constructed with durable materials to withstand the high-moisture environment of an indoor coil sensor application.

Common Questions:

What are the symptoms of a failing Mitsubishi indoor coil thermistor?
Common indicators include the system displaying specific diagnostics flash codes, the indoor fan running without cooling, or the coil freezing up due to the unit failing to detect proper saturation temperatures.

Can I use a universal thermistor instead of the U01A01307?
Using a genuine Mitsubishi replacement part is recommended. Inverter systems rely on specific resistance curves (typically 10k or 15k ohms at specific temperatures); universal parts often lead to inaccurate data and system inefficiency.

Does this part include the mounting clip for the coil?
This part number typically covers the thermistor and wire lead assembly. It is advised to retain the existing copper clip or plastic holder from the original coil installation for secure mounting.

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.