# Field King Professionals 190515 4-Gallon Battery Backpack Sprayer

The Field King Professionals 190515 is a 4-gallon battery-powered backpack sprayer for garden and chemical spraying. Its listing claims up to four hours of spray time or 50 gallons per charge under stated nozzle conditions, with no pumping required during use.

- [Original product page](https://best-deals.pro/product/field-king-professionals-190515-battery-backpack-sprayer)
- [View offer](https://best-deals.pro/visit/field-king-professionals-190515-battery-backpack-sprayer)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Field King
- Model: Professionals
- Category: Tools & Garden > Garden Tools
- Price: 156.00 USD
- Previous price: 208.06 USD
- Discount: 25%
- Price checked: 2026-11-14T06:45:12.251Z
- Rating: 4.2 / 5
- Reviews: 1254

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Battery-powered spraying avoids manual pumping while applying liquids and water-soluble solutions.
- The manufacturer claims up to four hours or 50 gallons per charge with the 8002 nozzle, so those figures are conditional rather than universal.
- The listing describes a padded harness, lockable shutoff, filtration, and interchangeable battery system.
- Not designed for use with wettable powders.

## Pros

- A 4-gallon backpack tank and powered operation suit longer garden or landscape spraying sessions without manual pumping.
- An included charger and battery are listed, and the page claims a 3.5-hour charge time.
- The listed nozzle set offers adjustable, flat-fan, and foaming spray options.

## Cons

- The manufacturer explicitly says it is not designed for wettable powders.
- At 14.2 pounds before filling, the listed unit weight is a consideration for buyers prioritizing a light backpack sprayer.

## Specifications

### Identity
- Brand: Field King
- Model: Professionals
- Model number: 190515
- Tank volume: 4 gallons
- Recommended uses: Garden sprayer, Chemical sprayer
### Power and battery
- Power configuration: Battery Powered
- Battery: 18 volt Lithium-Ion 2.1 Ah Battery
- Charge time: 3.5 hours
- Claimed spray duration and volume: Up to 4 hours of spray duration on a single charge or 50 gallons of liquid \(with 8002 nozzle\)
### Spraying
- Maximum pressure: 40 psi
- Pressure and flow claim: Pre-set spraying pressure at 40 psi, 0.2 GPM, for typical landscape applications \(with 8002 nozzle\)
- Hose length: 50 inches
- Wand length: 21 inch poly wand
- Nozzles listed: 4 nozzles included: brass adjustable, low volume flat fan, high volume flat fan, and foaming nozzle. Also accepts tee jet nozzles.
### Dimensions and installation
- Weight listed: 14.2 pounds
- Dimensions listed: 15"W x 22.5"H
### Materials and construction
- Material listed: Alloy Steel
- Color: White
- Frame claim: Powder-coated Steel frame for durability and chemical resistance
- Seal material claim: highest quality Viton seals
### Other listed details
- Warranty description: 1 Year

## Before you buy

- The stated runtime and volume apply to the 8002 nozzle, while the listed four-nozzle set does not identify that nozzle by name. The page also inconsistently describes four nozzles included versus six nozzles for versatility, and the 50-gallon claim appears elsewhere without the nozzle qualification. Confirm the nozzle count and the selected package contents before purchase.

## A good fit for

- Gardeners and landscape users who want powered application of liquids or water-soluble solutions without hand pumping.
- Buyers who can make use of the 4-gallon tank, backpack harness, and interchangeable battery system.

## Less suited to

- Users who need to spray wettable powders.
- Buyers who require a guaranteed runtime across different nozzles or spraying conditions.

## Customer feedback

Customer feedback describes the sprayer as easy to use and reports positive experiences with spray performance. Other experiences are mixed: some customers say the battery handles multiple tanks, while others report short life, and opinions also differ on durability, value, pressure retention, and leakage. For buyers planning extended spraying, these varied battery and pumping reports matter alongside the manufacturer's conditional runtime claim. The overall rating is positive but cannot establish how the sprayer will perform in an individual use case.
- Positive themes: Customers describe it as easy to use.
- Positive themes: Some customer feedback praises its spray performance.
- Mixed feedback: Battery life receives mixed feedback, including reports of both multiple tanks per charge and rapid battery depletion.
- Mixed feedback: Customers report differing experiences with durability and value.
- Mixed feedback: Feedback on pumping performance and leakage is mixed, with both positive and negative reports.

## Frequently asked questions

### Does this sprayer require manual pumping?
The listing says no pumping is required while using it with liquids and water-soluble solutions.
### How long does the battery last?
The manufacturer claims up to four hours or 50 gallons per charge with the 8002 nozzle. Actual runtime for other nozzles or conditions is not specified.
### Can it spray wettable powders?
No. The listing says this model is not designed for wettable powders.
### How many nozzles are included?
The product details specify four included nozzles, but another manufacturer section refers to six. The exact count for the selected package is unclear, so check the listing before ordering.

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## Images

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 1](https://best-deals.pro/i/HG-qZ5HX7tkWZH_rtLb9nC2dY4dtG5sCY0EwGQvc-fxrJ1t_OgvRIQpwdKEJoNJeADBR7-CjQsa_8NEJnJPxYfM35gWjTyinr2Un3mdMUKQCZfw3oc8p9DUO.jpg)

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 2](https://best-deals.pro/i/FAOu9L8bW1HZy6gXti77jJF0BRbbd9FgoV30GaZcAGnwPb3UMNiQPeJy0ZMwVD42hZCFNFMkJgSdkD999-bhtejpuQ1q55GjRtHYxLvktxyMQy-3tCEVvgfP.jpg)

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 3](https://best-deals.pro/i/69FjOEZUkxE_EB905gcN_AgIr6uWFzmbhQIVNfGWDY3CBtr8unCC2zcC5KjWGXSBeSmkAn-T8jFSkGXCaGp2fGsz9dicSZ63QZSkwT48kjH3jxUk.jpg)

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 4](https://best-deals.pro/i/7cAPc7NGoruMjRyNoAilcL9wk770sQFG7UFIQ1gwmHaxUYhHA0QVPwXJ3lTFdhO5dxkmN3KspqKAY6MmOWYQPiDAfMDy0j1HZTXVVI32iXlwTfuLrBN4SlqE.jpg)

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 5](https://best-deals.pro/i/n6xFJ7xWNJFORmazOiWNyBYAdU70BosbZQd_F15vdscEmBiXHk9fqqPCD5ndmNu2RN9uAygM51VngWXECuh8x9i6pE57UfMzRpKGnMV3mh7GYt7XnWWH0qcp.jpg)

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 6](https://best-deals.pro/i/aR02NxYRjEIeDJhwJwR1sKLEDrbg_IUNgDWGgkacjyWbZ-YIk3FxpW9jiRzIVAmT0Ds3yJ40_Dv-dOt7xpY5ZwwLWQhYxrO1q3-_S_Kie0e8jG2O6mYpEOC_.jpg)

![Field King Professionals 190515 4-Gallon Battery Backpack Sprayer — 7](https://best-deals.pro/i/5FX4XJ4aEaFphUit6bJu0mBhet95PzYr_jB3AwGoZhu6O7jC1_U3hv4q2f-CSSWCd0v67lreA9gahUMkfJtsW5c1G4umpkjT6uq2gHzEVCUFMYMnDvzEnxQo.jpg)