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X6400 Series

Explosion-Proof Motors

X6400 Series

Commercial duty sewage pumps for Class I, Division 1, Group C & D locations

Features and Benefits


  • Pumping stations
  • Parking lot dewatering
  • Parking garage sumps
  • Commercial sewage


  • Solids – 3" (76 mm) spherical capability
  • Discharge – 4" ANSI horizontal
  • Seals – dual mechanical carbon/stationary ceramic/rotary upper, carbon/stationary silicon carbide/rotary lower.
  • Construction – cast iron ASTM A-48, Class 30, 30,000# tensile strength, protected with a corrosion resistant baked on epoxy powder coating
  • Seal leak probes
  • Balanced concentric pump housing and impeller
  • Attaching hardware – 304 stainless steel
  • Square ring seals - Viton
  • Impeller – cast iron vortex
  • Optional:
    • Additional cord length
    • Silicon carbide seals
    • Non-sparking rail systems


  • FM approved and CSA listed Class I, Division 1, Group C & D construction
  • Stator – Class B or F insulation and lead wires
  • 416 stainless steel motor shaft
  • Oil-filled motor housing
  • Finned cast iron housing for faster heat dissipation
  • Integral overload protection (1 Ph)
  • Thermal sensors with lead wires (3 Ph)
  • Ball bearings – upper and lower high carbon chromium steel
  • Power cable length – 25’ (8 m)

Note: Product information presented here reflects conditions at time of publication. Consult factory regarding discrepancies or inconsistencies.

Product Specifications

Voltage Ability200 / 230 / 460 / 575
Phase1 & 3
Discharge Size4"
Solids Handling3"
HP2 & 3
SealsUpper - Carbon Ceramic
Lower - Cast Iron Vortex
O RingsViton
ImpellerCast Iron Vortex

Technical Data


Not for use in acidic, methanol or ethyl acetate atmospheres.

Selection Guide

For information on additional Zoeller® Engineered Products refer to catalog on Rail Systems, ZM1347; Control panels ZM1342; Float Switch Brackets and Pump Lifting Cables ZM1328; Check Valves and Piping Accessories ZM1348.

Pump Performance Curves

Design Tools