10 Best Battery Powered Knapsack Sprayer in the UK 2025
Updated on 07/07/2025
#1
Recommended
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- Reliable adjustable pressure for various applications, ensuring even spray coverage.
- Long-lasting 18V 5.2AH Li-Ion rechargeable battery for extended use, with fast charging capability.
- Interchangeable nozzles with precise pressure control and robust Viton seals for chemical resistance.
- 16-liter tank for efficient spraying of large areas without frequent refills, made from durable, lightweight materials.
- Ergonomic backpack design with adjustable padded straps and hip belt for comfortable use.
- Backed by a 2-year warranty for added peace of mind.
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- Reliable adjustable pressure for various applications, ensuring even spray coverage.
- Long-lasting 18V 5.2AH Li-Ion rechargeable battery for extended use, with fast charging capability.
- Interchangeable nozzles with precise pressure control and robust Viton seals for chemical resistance.
- 16-liter tank for efficient spraying of large areas without frequent refills, made from durable, lightweight materials.
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#2
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- Equipped with a rechargeable 18V/2.6Ah Li-Ion battery in a waterproof compartment, eliminating the need for manual pumping when using various garden chemicals.
- Offers a 15-litre capacity and up to 2.5 hours of battery life, ideal for covering large areas with adjustable pressure settings from 8psi to 60psi.
- Constructed with UV resistant hose, VITON seals, and durable brass connectors, suitable for daily professional use, featuring an ergonomic spray gun with quick-connect attachments.
- Incorporates ComfortStraps system for optimal comfort during extended use, making it one of the most comfortable backpack sprayers on the market.
- Includes an 18v quick charge battery, charger, and multiple nozzle settings for versatile application.
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- Equipped with a rechargeable 18V/2.6Ah Li-Ion battery in a waterproof compartment, eliminating the need for manual pumping when using various garden chemicals.
- Offers a 15-litre capacity and up to 2.5 hours of battery life, ideal for covering large areas with adjustable pressure settings from 8psi to 60psi.
- Constructed with UV resistant hose, VITON seals, and durable brass connectors, suitable for daily professional use, featuring an ergonomic spray gun with quick-connect attachments.
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#3
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- Compatible with Makita 18V batteries for easy power replacement and real-time battery usage monitoring with a built-in indicator.
- Delivers a strong spraying force of 80 PSI, adjustable via a knob to suit various applications, and includes 5 nozzles for versatile use.
- Capable of spraying up to 15 tanks on a full charge with a reliable 2.0Ah 21V battery and charger, suitable for both small and large spraying tasks.
- Designed for comfort with thick straps, waist support, and cushioning to minimize fatigue during extended use, plus a semi-transparent tank for liquid level monitoring.
- Versatile for multiple applications such as weed control, fertilization, and cleaning, supported by a one-year warranty and 24/7 customer service.
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- Compatible with Makita 18V batteries for easy power replacement and real-time battery usage monitoring with a built-in indicator.
- Delivers a strong spraying force of 80 PSI, adjustable via a knob to suit various applications, and includes 5 nozzles for versatile use.
- Capable of spraying up to 15 tanks on a full charge with a reliable 2.0Ah 21V battery and charger, suitable for both small and large spraying tasks.
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#4
22% Off
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- Removable and rechargeable 2Ah lithium battery allows for 2-4 hours of continuous operation after a 5-hour charge; no manual pressing required for ease of use.
- Constructed from non-toxic, odorless PP plastic, ensuring low density, strength, stiffness, durability, and heat resistance.
- Includes 4 interchangeable nozzles for versatile applications such as watering plants, spraying herbicides and fertilizers, or applying patio cleaners.
- Features a filter on the water injection port to prevent clogging from larger particles; lockable handle for hands-free operation and includes a comfortable shoulder strap for easy transport.
- Holds up to 4 gallons (15L) with a 20-inch (51 cm) long spray wand and a 40-inch (102 cm) long hose.
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- Removable and rechargeable 2Ah lithium battery allows for 2-4 hours of continuous operation after a 5-hour charge; no manual pressing required for ease of use.
- Constructed from non-toxic, odorless PP plastic, ensuring low density, strength, stiffness, durability, and heat resistance.
- Includes 4 interchangeable nozzles for versatile applications such as watering plants, spraying herbicides and fertilizers, or applying patio cleaners.
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#5
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- High-pressure battery-powered sprayer for efficient and hassle-free garden maintenance. Compatible with 18V batteries for extended use.
- Lithium battery provides up to 2 hours of continuous spraying, fully charged in 3 hours. Features a digital voltage display for monitoring and automatic shut-off for battery protection.
- Delivers up to 100 psi for various tasks, with a stainless steel telescoping spray gun and adjustable pressure knob for precision. Capable of covering large areas with a spray range exceeding 25 feet.
- Ergonomic design with double-padded shoulder strap for comfort, transparent tank for easy fluid level monitoring, and wide mouth cap for easy filling and mixing.
- Durable design with waterproof features and 6 interchangeable nozzles for versatile applications, suitable for both gardening and cleaning.
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- High-pressure battery-powered sprayer for efficient and hassle-free garden maintenance. Compatible with 18V batteries for extended use.
- Lithium battery provides up to 2 hours of continuous spraying, fully charged in 3 hours. Features a digital voltage display for monitoring and automatic shut-off for battery protection.
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#6
15% Off
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- Electric sprayer with a self-priming water pump for easy one-button operation and up to 3 hours of continuous use on a single charge.
- Equipped with an upgraded 7.4V motor and three adjustable nozzles for versatile spraying options, from fine mist to direct spray.
- Features two wide openings for easy filling and rinsing, with a translucent tank for quick liquid level checks.
- Constructed from durable HDPE and ABS materials, with an ergonomic handle and adjustable strap for comfortable use, preventing fatigue during operation.
- Telescopic wand extends from 8.66 to 23.6 inches for reaching difficult areas; suitable for various applications including herbicides, fertilizers, and water.
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- Electric sprayer with a self-priming water pump for easy one-button operation and up to 3 hours of continuous use on a single charge.
- Equipped with an upgraded 7.4V motor and three adjustable nozzles for versatile spraying options, from fine mist to direct spray.
- Features two wide openings for easy filling and rinsing, with a translucent tank for quick liquid level checks.
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#7
15% Off
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- Equipped with a durable handle that has 3 adjustable speed settings and a built-in battery indicator for easy monitoring of charge levels.
- Features a self-priming water pump and can operate continuously for up to 3 hours, powered by a 7.4V battery motor for efficient spraying.
- Designed with adjustable padded backpack straps and a telescopic wand for comfortable use and extended reach, minimizing hand and wrist fatigue.
- Constructed with a wide-mouth opening for easy filling, clear scale lines for liquid level monitoring, and a built-in filter to prevent clogs for reliable performance.
- Offers a 12L/3.2-gallon capacity, ideal for various tasks such as watering, fertilizing, and cleaning, backed by a 12-month warranty and customer support.
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- Equipped with a durable handle that has 3 adjustable speed settings and a built-in battery indicator for easy monitoring of charge levels.
- Features a self-priming water pump and can operate continuously for up to 3 hours, powered by a 7.4V battery motor for efficient spraying.
- Designed with adjustable padded backpack straps and a telescopic wand for comfortable use and extended reach, minimizing hand and wrist fatigue.
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#8
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- Variable speed sprayer eliminates manual pumping, allowing for easier and faster application
- Comfortable padded and adjustable backpack straps for prolonged use
- 15L tank capacity accommodates large gardening projects
- Lock-on feature allows for continuous spraying without holding the trigger
- Includes flat fan nozzle and adjustable spray nozzle for versatile use
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- Variable speed sprayer eliminates manual pumping, allowing for easier and faster application
- Comfortable padded and adjustable backpack straps for prolonged use
- 15L tank capacity accommodates large gardening projects
- Lock-on feature allows for continuous spraying without holding the trigger
- Includes flat fan nozzle and adjustable spray nozzle for versatile use
#9
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- Compatible with Makita 18V Lithium-ion batteries, and includes a 2.5Ah 21V battery and charger.
- Operates for up to 4 hours on a single charge, equating to 18 tanks of spray; features a digital voltage display.
- Adjustable PSI knob allows for customizable spray intensity from 0 to 75 PSI for various tasks.
- Includes 4 nozzles for different spraying needs and a wide tank inlet with a filter screen for easy filling.
- Padded backpack straps and foam back cushioning enhance comfort during use, suitable for various applications like fertilizing and cleaning.
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- Compatible with Makita 18V Lithium-ion batteries, and includes a 2.5Ah 21V battery and charger.
- Operates for up to 4 hours on a single charge, equating to 18 tanks of spray; features a digital voltage display.
- Adjustable PSI knob allows for customizable spray intensity from 0 to 75 PSI for various tasks.
- Includes 4 nozzles for different spraying needs and a wide tank inlet with a filter screen for easy filling.
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#10
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- 20L polyethylene tank reduces refill frequency for extensive coverage.
- 12V 5Ah lithium battery provides long-lasting power for continuous use.
- 3.1L pressure pump ensures consistent spray pressure for even application.
- UK standard 1.0A lithium battery charger allows safe and convenient recharging.
- Stainless steel lance offers durability and precision for long-term use.
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- 20L polyethylene tank reduces refill frequency for extensive coverage.
- 12V 5Ah lithium battery provides long-lasting power for continuous use.
- 3.1L pressure pump ensures consistent spray pressure for even application.
- UK standard 1.0A lithium battery charger allows safe and convenient recharging.
- Stainless steel lance offers durability and precision for long-term use.
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