Little Giant Sump Pumps

Little Giant brand is among the most popular and trusted names of sump pumps. A wide range of models covers most residential and commercial applications and also includes battery backup systems.

About Little Giant Sump Pumps

Sump pumps manufactured by Little Giant can be installed in sump pits or basins, or used for other dewatering or water transfer applications. They are continuous-duty, submersible type pumps featuring a shaded pole motor with built-in overload protection.
Automatic Little Giant sump pump models include an integral or piggyback type switch of either diaphragm, vertical float or wide angle float type with model-specific “On” and “Off” ranges. Manual models can only operate when plugged directly into an outlet.

“CIM” and “CIA” abbreviations in the Little Giant sump pump model name indicate a “Cast Iron Manual” or “Cast Iron Automatic” pump respectively.
Little Giant 6 (Big John) and 6EN series are by far the most popular and fit most residential applications.
APS-115 and SPBS-12 battery backup systems can be used for flood protection and emergency dewatering applications.

Little Giant Sump Pump Series Comparison Chart

SeriesApplicationsHPMax FlowMax. HeadSolids HandlingHousingDischargeMax. Temperature
6 Sump1/346 GPM18 ft-Epoxy Coated Cast Iron1-1/4” FNPT, 1-1/2” FNPT140˚F
6ENSump, Light Effluent1/350 GPM24 ft1/2"1-1/2” FNPT140˚F (200˚F for high-temp.)
8Sump4/1054 GPM23 ft-140˚F
9ENSump, Effluent4/1080 GPM32 ft3/4"
10EN1/267 GPM30 ft1/2" (3/4" for high-temp)140˚F (200˚F for high-temp.)
ESSump, Light Effluent1/3, 4/10, 1/2, 6/10VariesVaries3/8"140˚F