Fenwal 12-E27120-000-03 Detect-A-Fire Refrigerant or recurring "pressure switch stuck

or recurring "pressure switch stuck open" codes

Enhanced Durability: Industrial-grade plastic construction resists cracking and discoloration

the direct-fit mounting bracket facilitates a seamless installation into the burner assembly

preventing the high-resistance faults often associated with generic field-spliced alternatives

and support efficient HVAC system performance

Fenwal 12-E27120-000-03 Detect-A-Fire Refrigerant or recurring "pressure switch stuckThe Fenwal 12 E27120 000 03 Detect A Fire is a high precision thermal fire detector engineered for rapid response in critical hazard environments. This vertical mount unit features a 160F temperature rating with an open on rise contact configuration, making it a standard choice for fire suppression system activation. Built with a rugged 300 stainless steel shell and a hex brass mounting head, this sensor utilizes rate compensation technology to