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Description
Restore the performance of your Whisper Wash surface cleaner with the ST-601 Whisper Wash Replacement Gun. Designed as a direct in-line replacement, this durable spray gun delivers reliable operation for professional pressure washing applications.
Built to withstand demanding job site conditions, the ST-601 is rated for up to 4,000 PSI, 12 GPM, and temperatures up to 300°F, making it ideal for commercial and residential surface cleaning. Its 3/8" FNPT inlet and 1/4" FNPT discharge provide straightforward compatibility with Whisper Wash units and many standard pressure washing setups.
Whether you're replacing a worn-out trigger gun or performing preventative maintenance, the ST-601 helps keep your equipment operating safely and efficiently.
Features
- Genuine in-line replacement gun for Whisper Wash units
- Rated for pressures up to 4,000 PSI
- Supports flow rates up to 12 GPM
- Handles temperatures up to 300°F
- Durable construction for professional pressure washing applications
- Easy installation with 3/8" FNPT inlet and 1/4" FNPT discharge
- Ideal for maintaining peak performance of Whisper Wash surface cleaners
Specifications
- Maximum Pressure: 4,000 PSI
- Maximum Flow: 12 GPM
- Maximum Temperature: 300°F
- Inlet: 3/8" FNPT
- Discharge: 1/4" FNPT



