The 6-second time delay is optimal for large boilers

Optimized Flow: Designed for negligible pressure drop

this programmed brushless DC motor simplifies the swap-out process by matching factory airflow profiles

Efficient Ignition: Includes a factory-attached 4-port orifice hood to sustain a stable pilot flame

Belimo Z2050Q-J Valve Body Els PW 17895 The 6-second time delay isThe Belimo Z2050Q J Valve Body is a high performance 1 2" 2 way zone valve engineered for precision flow control in demanding hydronic systems. Featuring a 5. 9 Cv rating, this forged brass valve body is optimized for chilled or hot water applications, including VAV reheat coils, fan coil units, and radiant panels. The chrome plated brass ball and stem, combined with PTFE seats and EPDM O rings, ensure a 0% leakage rate and maintain system efficiency