Victaulic 746


FireLock Dry Accelerator, 25psi/175kPa – 45psi/310kPa Valve Pressure, 3-5 psi/21-34 kPa Activation Range

Availability: Estimated 2 - 4 Weeks

  • Factory New
Brand: Victaulic Part #: 151470 Categories: , , Manufacturer Part #: 746


The Series 746-LPA/Series 746 FireLock Dry Accelerator is a quick-opening device that is rated to 300 psi/2065 kPa/21 Bar working pressure and is compatible with all sizes of Victaulic FireLock NXT™ Series 768N Dry Valves and Series 769N Actuated Valves with Preaction Trim. A built-in check valve allows rapid pressure equalization during system charging and fast response to variations in system air pressure.

The Series 746-LPA/Series 746 is equipped with all required parts and can be piped into existing trim without additional modifications. It attaches to the air supply’s trim at the inlet of a Victaulic Series 776 Low-Pressure Actuator, Series 767 Electric/Pneumatic Actuator, or a Series 798 Double-Pneumatic Actuator.


Weight 5.00 lbs
Dimensions 3.25 × 3.25 × 4.45 in






Unit of Measurement

EA (Each)

Production Status


FireLock™ Dry Accelerator; Series 746-LPA and Series 746

Victaulic - Data Sheet

Dry Accelerators; Series 746 and 746-LPA

Victaulic - Installation Manual