GPI M-1115S 115V 12 GPM vs GPI M-150S 12V 15 GPM

Last updated: November 3, 2026

The GPI M-150S 12V 15 GPM rates 3.8 among 12V DC fuel transfer pumps; the GPI M-1115S 115V 12 GPM rates 3.6 among 115V AC ones. The GPI M-150S 12V 15 GPM costs $181 less ($434.99 vs $615.99).

GPI M-1115S 115V 12 GPM vs GPI M-150S 12V 15 GPM

Prices were last checked November 3, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

These two sit in different power classes (12V DC and 115V AC), and each is scored against the reference points for its own class, so a rating says how well each does among its own power peers. How we rank explains each factor.

Factor weightGPI M-150S 12V 15 GPMGPI M-1115S 115V 12 GPM
Overall rating3.8/53.6/5
Price 20%61 $434.9955 $615.99
Flow 25%50 15 gpm35 12 gpm
Duty cycle 15%50 30 min on, then rest50 30 min on, then rest
Safety listing 15%100 UL listed, explosion-proof motor100 UL listed, explosion-proof motor
Kit 10%27 suction pipe, 10 ft hose30 suction pipe, 12 ft hose
Warranty 15%100 limited lifetime warranty100 limited lifetime warranty

Specifications

GPI M-150S 12V 15 GPMGPI M-1115S 115V 12 GPM
Pump
Power12V DC115V AC
Flow15 gpm12 gpm
Duty cycle30 min on30 min on
Current18 A1.8 A
Max pressure15 psi15 psi
Max head15 ft15 ft
Suction lift5 ft-
MountBungBung
Safety
UL listedYesYes
Explosion-proof motorYesYes
Gasoline approvedYesYes
In the box
MeterNoNo
NozzleManualManual
Hose10 ft12 ft
FilterNoNo
Suction pipeYesYes
Power cable18 ft-
Build
WarrantyLimited lifetimeLimited lifetime

All fuel transfer pump comparisons →