The Lennox Y8735 TXV is a critical OEM replacement thermal expansion valve designed specifically for R410A refrigerant systems

What does the "FT" class rating signify

Universal Compact Design: Low-profile housing allows for easy integration into standard control panels and confined spaces

Direct OEM Fit: Specifically engineered for Rheem and Ruud equipment

or visible charring on the wire insulation

Browning 1VP62X 1 3/8 Sheave Refrigerant The Lennox Y8735 TXV isThe Browning 1VP62X 1 3 8 is a heavy duty, single groove variable pitch sheave engineered for precise air handling and blower speed adjustments. Constructed from high grade cast iron, this 1 3 8" finished bore pulley features a 5. 95" outside diameter (OD) and provides a versatile pitch range of 4. 4" to 5. 9". Designed for industrial drive systems, it allows technicians to fine tune fan speed and motor load without replacing the entire drive