Zoeller Pump Company

Your Peace of Mind is Our Top Priority

Product Search
Hazardous Environment
X400 Series X404, X405
Features & Benefits
Explosion proof submersible sewage or dewatering pump
  • FM listed motor for Class 1, Division 1, Group C & D environments
  • Non-clogging vortex impeller design bronze class 88-8-0-4
  • Stainless steel rotor shaft
  • Sensor leads and power leads in one cord for easy installation.
  • Durable cast iron (class 30, 30000# tensile strength) constructed cover, motor adapter and pump housing
  • Stainless steel screws and handle
  • No sheet metal parts to rust or corrode
  • Threaded conduit connection for protecting cords in extra heavy duty applications
  • Moisture sensors prewired in motor housing (requires indicator in panel)
  • Zoeller custom designed mechanical switch or panel with intrinsically safe relays and moisture indicator is required
  • 3 Phase models available
  • Oil-filled, hermetically sealed motor, automatic reset thermal overload protected (3 Phase requires circuit in control panel)
  • Maximum temperature for sewage or dewatering 104°F (40°C)
  • Shaft Seal: stainless steel wetted parts, carbon and ceramic rotary face seal
  • Upper ball bearing and lower ball bearing running in bath of oil
  • Buna N square ring seals
  • All models pass 3” spherical solids
  • Major width: 16 1/8"
  • Major height: 25 15/16"
  • Available in nonautomatic units only
  • 4” horizontal flanged discharge, standard ANSI flanged
  • 100% submerged and computerized tested
  • Corrosion resistant powder coated epoxy finish
  • Nonautomatic models for variable level systems

Note: The sizing of effluent systems normally requires variable level float(s) controls and properly sized basins to achieve required pumping cycles or dosing timers with non-automatic pumps.


Reserve powered design.

For unusual conditions a reserve safety factor is engineered into the design of every Zoeller pump.

*See charts for FM listings.

Nonautomatic models for variable level systems