Pay in 4 interest-free payments of $45.00 Learn more
Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
the D1156 does not require an external capacitor
this Slimline Series controller handles complex HVAC configurations
this unit eliminates the mechanical failure points found in traditional float-style controls
Supports a broad operating range of 100°F to 200°F
Siemens Combustion QRA4M.U Scanner 319847-401 the D1156 does not requireThe Siemens Combustion QRA4M. U is a high sensitivity UV flame scanner engineered for the rigorous supervision of gas or oil flames and ignition spark proving in intermittent burner operations. As a veteran grade flame detector, this sensor utilizes a specialized UV sensitive cell with two electrodes designed to ignite upon detecting radiation within the 190 to 270 nm spectral range. This ignition triggers the necessary current in the flame detector
US$ 182.00
US$ 120.83
US$ 187.50
US$ 132.00
US$ 35.00