Davey BT20-40 Torrium2
#3 in Fixed speedFull review
For a large or multi-storey house with a very weak supply. Plan for a 240 V outlet.
Amazon $1,287$1,287
3.3/5
A low cost plug-in pump for a cabin, garden or tank supply where one fixture runs at a time.
- 5 gpmFlow
- 139 ft (60 psi)Head
- Fixed speedDrive
Check price at Amazon$82.90
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Five chamber design pulses less than cheaper diaphragm pumps
- Overheat protection restarts the pump once cool
- Pressure switch is adjustable
Cons
- 5 gpm is not a whole house flow
- Indoor only
- No warranty term in the listing
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.
Specifications
| Model number | LSDPA1-050-060-51 |
|---|---|
| Pumping | |
| Drive | Fixed speed |
| Maximum flow | 5 gpm |
| Maximum head | 139 ft (60 psi) |
| Ports | 0.5 in |
| Protection and build | |
| Built-in tank | No |
| Overheat protection | Yes |
| Outdoor rated | No |
| Voltage | 120 V |
| Noise | 50 dBA |
| Weight | 7.5 lb |
Alternatives in this drive
Grundfos SCALA1 5-55 230V
#4 in Fixed speedFull review
For houses fed from a cistern or break tank that need a lot of head. City water users with some inlet pressure should look at a variable speed pump instead.
Amazon $1,122.89$1,122.89
Davey BT20-30 Torrium2
#6 in Fixed speedFull review
The middle of the BT range for a family house on a weak supply that runs several fixtures at once.
Amazon $1,242$1,242
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