Spray Gun with Pressure Gauge SG51, SG71

This Spray Gun with Pressure Gauge is a genuine STIHL replacement part designed for the STIHL SG 51 and SG 71 backpack sprayers. Combining a durable spray handle with an integrated pressure gauge, it allows users to monitor and maintain consistent spraying pressure for accurate liquid application and even coverage. Built from robust materials for demanding outdoor work, the spray gun provides dependable shut-off control, comfortable handling, and reliable operation during extended spraying sessions. As an OEM component with part number 4255 500 9105, it offers a direct fit for compatible STIHL sprayers, restoring original spraying performance without modification.

The integrated pressure gauge allows fast, repeatable pressure checks while working, helping operators maintain the correct spray output for herbicides, fertilisers, pesticides, disinfectants, and cleaning solutions. Consistent spray pressure improves coverage accuracy, reduces waste, and supports more efficient chemical application across gardens, estates, landscaping work, horticulture, and light agricultural use.

Why Choose the STIHL Spray Gun with Pressure Gauge?

STIHL designs its genuine sprayer components to deliver dependable performance in demanding outdoor environments. This OEM spray gun is engineered specifically for the SG 51 and SG 71 backpack sprayers, ensuring the correct fit, sealing performance, and trigger operation compared to universal aftermarket alternatives.

The built-in pressure gauge is particularly valuable when accurate application rates are required. By allowing operators to monitor pressure continuously, the spray gun helps maintain a stable spray pattern and more even liquid distribution across treated surfaces. This can improve efficiency while helping avoid over-application or inconsistent coverage.

The ergonomic trigger handle is shaped for comfortable use during longer spraying periods, while the positive shut-off mechanism helps minimise drips when stopping or restarting spraying tasks. Its durable construction is well suited to regular professional and domestic spraying work in varying weather conditions.

Key Features

• Genuine STIHL OEM spray gun with integrated pressure gauge
• Designed specifically for STIHL SG 51 and SG 71 backpack sprayers
• Integrated pressure gauge for accurate pressure monitoring
• Supports even spray coverage and efficient liquid application
• Positive shut-off trigger helps minimise dripping and waste
• Durable construction for frequent outdoor use
• Comfortable ergonomic grip for extended spraying sessions
• Helps maintain correct operating pressure for consistent spray patterns
• Direct replacement with no modification required
• OEM part number 4255 500 9105

Consistent Pressure for Accurate Spraying

Maintaining stable spray pressure is essential for effective application of herbicides, pesticides, fertilisers, and cleaning solutions. The integrated gauge allows quick visual monitoring of pressure levels while spraying, helping operators maintain consistent output throughout the job.

By supporting more accurate pressure control, the spray gun helps improve liquid distribution across lawns, borders, planting areas, hard surfaces, and landscaped spaces. This contributes to more efficient chemical use and improved treatment consistency.

The reliable trigger and shut-off system also help reduce unwanted drips and overspray between applications, improving control during spot treatments and precision spraying tasks.

Built for Outdoor Professional & Domestic Use

Designed for regular use in outdoor environments, the spray gun features durable materials capable of handling exposure to water, chemicals, UV exposure, and routine handling. Its ergonomic handle design supports comfortable use during longer spraying sessions in gardens, estates, grounds maintenance, and horticultural work.

The direct-fit OEM design allows straightforward replacement of worn or damaged spray guns on compatible STIHL sprayers, restoring original functionality and dependable spraying performance.

Technical Specifications

Typical Applications

• Applying herbicides and weed control treatments
• Spraying fungicides and insecticides
• Applying liquid fertilisers
• Disinfecting and sanitising outdoor areas
• Garden, estate, and grounds maintenance
• Landscaping and horticultural spraying tasks
• Smallholding and light agricultural use

Also Known As

Sprayer gun, pressure sprayer gun, spray handle, trigger gun, spray lance handle, spray nozzle handle, hand sprayer controller.

Complete Your Kit

• Sprayers
• PPE
• Protective Gloves
• STIHL Accessories

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• Garden Tools
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FAQs

Which STIHL sprayers does this spray gun fit?

This spray gun is designed for the STIHL SG 51 and SG 71 backpack sprayers.

What is the purpose of the integrated pressure gauge?

The pressure gauge helps monitor and maintain consistent spray pressure for accurate coverage and efficient liquid application.

Can this spray gun help reduce chemical waste?

Yes. Maintaining correct spray pressure can improve application consistency and reduce overspray or uneven coverage.

Is this a genuine STIHL OEM part?

Yes. It is a genuine STIHL replacement component with OEM part number 4255 500 9105.

What types of liquids can this spray gun be used with?

It is suitable for herbicides, fertilisers, pesticides, disinfectants, and general spraying solutions approved for compatible sprayers.

UK Delivery

Fast, reliable delivery from our UK warehouse.

• FREE UK Standard Delivery
  applies to eligible UK orders over £75 ex VAT.
  Estimated delivery: 2–4 working days
  

• UK Standard Delivery from £3.60 + VAT
  Estimated delivery: 2–4 working days

• Next Working Day Delivery – £6.00 + VAT
  
  Order before 3:00pm (Monday–Friday) for next working day delivery
  

All UK orders are dispatched Monday–Friday and sent via a tracked courier service.