Wassermann 4WDP5-55 115V

Last updated: November 2, 2026

Wassermann 4WDP5-55 115V

3.2/5#7 of 14 in fixed speed booster pumps
3.2

An inexpensive plug-in pump for a small cabin or RV hookup on a tank.

5 gpmFlow
127 ft (55 psi)Head
Fixed speedDrive

Check price at Amazon$81.69

Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros

Starts and stops on its own as taps open and close
Comes with hose adapters and an inlet filter
A 2 year warranty

Cons

5 gpm suits a cabin or a single bathroom
No overheat or dry-run protection stated

How it scores

The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its drive. How we rank explains each one.

Value $16.34 per gpm ($81.69, 5 gpm)65
Flow 5 gpm maximum0
Pressure 127 ft maximum head (about 55 psi)56
Protection protection not stated (neutral score used)50
Noise noise rating not published (neutral score used)50
Warranty 2-year warranty50

Specifications

Pumping
Model number	4WDP5-55-115V
Drive	Fixed speed
Maximum flow	5 gpm
Maximum head	127 ft (55 psi)
Protection and build
Built-in tank	No
Voltage	120 V
Weight	6.8 lb
Warranty	2 years

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