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preventing the premature cracking or clogging often seen with compromised drainage lines
leak-resistant seals
the manual field calibration capability and reverse polarity protection provide the necessary safeguards to ensure long-term stability and system uptime without frequent maintenance callbacks
Rated for an impressive 2
Fenwal 35-665721-101 Control Els PW 17895 preventing the premature cracking orThe Fenwal 35 665721 101 is a microprocessor based 24V Hot Surface Ignition (HSI) control designed for precise burner sequencing in gas fired equipment. This MiniIgnition control features a 4 second Trial for Ignition (TFI) and a 15 second pre purge cycle to exhaust residual gases from the combustion chamber, ensuring a safe start up. Built with a single trial ignition logic (1TRY), the 35 665721 101 provides reliable flame monitoring and utilizes
US$ 38.00
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