Carrier HH18HA126 Limit Switch 326070-701 On horizontal suction lines

On horizontal suction lines

making it a reliable choice for walk-in coolers and process cooling applications

Precise Setpoint Adjustment: Dual-scale design for both bar and psig allows for micro-adjustments in low-pressure environments

Rapid Replacement: Standard dimensions (2" x 2" x 2") allow for quick field installation

Carrier HH18HA126 Limit Switch 326070-701 On horizontal suction linesThe Carrier HH18HA126 Limit Switch is a critical safety component designed for precise thermal regulation in residential and commercial HVAC systems. Engineered as a 90 125F auto limit switch, this OEM replacement part monitors internal heat levels to prevent heat exchanger damage. When the system detects temperatures exceeding the 125F threshold, the switch opens the electrical circuit, effectively shutting down the heating cycle to maintain