SIMPSON High Pressure Foam Cannon 80271
1,600–4,000 PSI · 1 L bottle · 1/4 in QC.
The SIMPSON 80271 foam cannon holds 1 L (33 oz) of detergent and clips on with a 1/4 in quick-connect plug. It works with cold-water washers from 1,600 to 4,000 PSI.
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Specifications at a glance
| Brand | SIMPSON |
|---|---|
| Model | 80271 |
| Pressure range | 1,600 PSI (minimum) to 4,000 PSI |
| Max temperature | 140°F (cold water) |
| Connection | 1/4 in quick-connect plug, brass fittings |
| Bottle | 1 L (33 oz) |
| Adjustments | Twist nozzle for spray pattern; top knob for foam thickness |
From SIMPSON’s product information. Fields SIMPSON doesn’t state are left out or marked “Verify”.
What to know about the 80271
Who it suits
SIMPSON says it works with most cold-water gas or electric washers from 1,600 to 4,000 PSI. Below 1,600 PSI, expect thin foam.
Warranty
Not stated on SIMPSON's page.
Key features (from SIMPSON)
- 1 L (33 oz) bottle
- Twist nozzle to change the spray pattern; top knob sets foam thickness
- Brass fittings with a 1/4 in quick-connect plug
- For cold-water washers from 1,600 to 4,000 PSI
Works with (by connection type)
Matched on the connection and rating data on this site. Always check the exact fitting before ordering.
Wands with a 1/4 in quick-connect end
Is it right for you?
| Good choice if | you wash cars, siding, boats or RVs with detergent |
|---|---|
| Look elsewhere if | you run a hot-water machine - it is rated for cold water only |
| Look elsewhere if | your washer delivers less than 1,600 PSI |
Questions about the 80271
Can I use the SIMPSON 80271 with a hot-water pressure washer?
No - SIMPSON rates it for cold water only (up to 140°F).
What pressure does the 80271 foam cannon need?
SIMPSON says at least 1,600 PSI for good foam, up to a maximum of 4,000 PSI.
How do I attach the 80271?
It has a 1/4 in quick-connect plug, so it goes where a 1/4 in quick-connect nozzle would, usually the end of the wand.
What to check before buying
Source and editorial status
Manufacturer reference: SIMPSON product information ↗. Specifications checked 1 November 2026. We have not tested this product.