Level Control Valve - Series 866-466 for Fire Protection

The Series 866-466 Level Control Valve with Bi-Level Vertical Float is a hydraulically controlled, diaphragm actuated control valve that controls reservoir filling in response to a hydraulic on-off float pressure commands.  The valve opens at a pre-set low level and shuts at a pre-set full level.

Line pressure driven

Bi-Level hydraulic float control

  • On/Off service
  • Suitable for low quality water

Fully supported vulcanized diaphragm

  • Rugged radial seal disk
  • Protected diaphragm

Dynamically restrained actuation

  • Non-slam closing

Balanced rolling diaphragm

  • High flow capacity
  • Very low opening and closing pressure requirements

External Installation

  • Easy access to valves and float
  • Easy level setting
  • Less wear and tear

In-line serviceable - Easy maintenance

Flexible design - Easy addition of features


  • Series No: Series 866-466

Product availability:

  • Canada
  • United States/Mexico
Level Control Valve - Series 866-466 for Fire Protection


  • Series 866 Level Control Submittal



    English - pdf (598 KB)


  • Victaulic Hydraulic Control Solutions for Fire Protection



    English - pdf (5 MB)