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Wash 4 SCBA cleaning machine

Wash 4U

SCBA cleaning machine

Key features:

Wash4U – Pressurized SCBA + Cylinder Cleaning Machine

(Certified for use in North America only. Are you based elsewhere? Check out the Wash4)

The Harstra Wash4u is a professional cleaning unit designed for the pressurized washing of SCBAs with attached breathing cylinders. Its integrated pull-out frame allows secure placement of complete breathing sets under pressure, ensuring reliability and safety.

Additionally, helmets, breathing masks/facepieces, and other small PPE items can also be cleaned in this machine.

Can clean

  • SCBAs with cylinder (under pressure, up to 4 per batch)
  • Helmets (placed on the pull-out frame)
  • Breathing masks (using the standard A03 basket or the optional AW4M mask frame – up to 18 masks)


Cannot clean

  • SCBAs without cylinder → see Wash6UHP
  • Clothing or footwear


After cleaning

After the recommended cleaning cycle of 22 minutes, the SCBAs can be detached from their cylinders to begin drying. It is recommended to dry SCBAs in a dedicated SCBA drying cabinet, such as the F12U or M45UB, depending on the drying needs of your station.

Position in cleaning product range
The Wash4U is the only model designed for cleaning SCBAs with cylinders still attached. For cleaning SCBAs without cylinders, choose the Wash6UHP or the Wash9UHP.

Included accessories

  • AW4F: Frame for placing up to 4 SCBAs with cylinders inside the Wash4U


Optional accessories

  • AW4M: Frame for placing up to 18 masks inside the Wash4U
  • AW43: Alternative frame for the AW4F, holding up to 3 SCBAs with cylinders
  • Baskets: For holding masks, helmets, or other PPE inside the Wash4 (fits up to 2 A03 baskets)
Dimensionsheight x width x depth in mm
External70,86 (94,88*) x 52,55 x 33,46 (57,28*) *with open hood and extended drawer
Wash place26,96 x 40,55 x 24,01
Weight881 lbs
Externalgrinded stainless steel type 304
Internalstainless steel type 304
Doors1 piece, vertical closing (front loader), with 2 handles and door Security/Emergency stop
Wheels4 castors (inhibited)
ControlSiemens PLC
Wash pump power2,2 kW
Wash pump capacity185 gallon / per min. at 22 PSI
Wash tank capacity24 gallon
Heating9 kW
Three wash cycle times5, 10 and 22 minutes
Wash temperatureadjustable to 130°F.
Wash systemmoving wash frame with plastic blue nozzles on 4 sides
Cleansing dosageautomatic, adjustable
Power rinse pump370 Watt
Water rinse tank capacity5 gallon
Heating9 kW
Rinse timeadjustable (by factory)
Rinse water temperaturemax. 130°F.
Rinse systemmoving rinse frame with stainless steel nozzles on 4 sides
Neutralization doseautomatic, adjustable
Drain pump80 Watt

diagrammic sideview of the wash4

  1. Cabinet door
  2. Filter (inside washing area)
  3. Electrical cabinet/door
  4. Motor + wash tank compartment
  5. Cabinet door hinges and gas springs
  6. Control panel
  7. Main Switch
  8. Castors

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