Neptronic SP3035 Limit Switch 321894-709 Direct Replacement Logic: Engineered as

Direct Replacement Logic: Engineered as the functional successor to the CP-8301-620

and inorganic acids to protect HVAC compressor longevity

this OEM-equivalent part ensures the air handler maintains peak efficiency

containing the service valve

this single groove sheave is designed to facilitate optimal rotational speed ratios between the motor and the blower wheel

Neptronic SP3035 Limit Switch 321894-709 Direct Replacement Logic: Engineered asThe Neptronic SP3035 Limit Switch provides critical over temperature protection for commercial and residential HVAC systems, specifically designed as a L220 high limit safety device. Featuring a manual reset (M R) mechanism, this thermal cut out ensures that power to the heating elements is interrupted if the duct or cabinet temperature exceeds the 220F threshold. This prevents equipment burnout and enhances facility safety by requiring a physical