which little giant pump

Swamp Donkey

New member
I have 2 little giant pumps that I recently acquired.
1. model 3-mdqsc-
# 115 Volts 60 HZ 90 Watts 0.8 AMPS 115 HP 7.8 PSI 34" FPT inlet 12" MPT outlet
# 5" x 11 14" x 4" 1'-700 gph 3'-650 gph 6'-590 gph 18'-shut off

2.LITTLE GIANT 4-MD-SC
Pump,Magnetic Drive - Power Rating 1/10 HP, Voltage @ 60 Hz 115, Current Rating 1.7 Amps, Outlet 1/2 In MNPT, Inlet 3/4 In FNPT, Maximum PSI 30, Maximum Head 24.3 Feet, Motor Enclosure OPFC, Maximum Temperature 150 F @ 0 PSI, 70 F @ 30 PSI, Water Flow @ 1 Foot of Head 14.2 GPM, @ 3 Feet of Head 13.5 GPM, @ 15 Feet of Head 9.2 GPM, @ 18 Feet of Head 7.5 GPM, @ 24 Feet of Head 1.0 GPM, Height 5 Inches, Length 9 Inches, Width 5 1/2 Inches

It will be on a 54 gallon corner bow tank. It will be going through a 3/4" sea swirl. I honestly don't know what pump I have on the tank right now. It was with the tank for years before I bought it. I have flexible hosing attached from the pump to the sea swirl. Only one ben and about 3.5 feet to 4 feet of head. Whatever pump I don't use will be up for sale or trade.
 
I think you ar pushing the edge with the larger pump on the 3/4 Seaswirl. You may have to split part of it back to the sump.
 
I would go with the smaller pump. as it draws less watts and you wont be wasting water flow by diverting or using a valve to turn the flow back.
 
cool thanks guys! I guess the larger one will be on the market soon. I'll be looking for a large lps or softies for a trade.
 
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