Z2050QPTPF-F+CQKB24-S-LL

ZoneTightâ„¢ (PIQCV), 1/2", 2-way, GPMÂ 4.3|Valve Actuator, Electrical fail-safe, AC/DCÂ 24Â V, 2...10Â V, Normally Open, Fail-safe position Open, modulating