Neptune BS-21 Knapsack 2-in-1 Battery & Manual Sprayer – 20L | High-Pressure Agricultural Sprayer

Dual-Mode Sprayer for Maximum Flexibility in Farming & Gardening

The Neptune BS-21 Knapsack Battery and Manual 2-in-1 Sprayer is a versatile, high-performance spraying solution designed for farmers, gardeners, and agricultural professionals. Equipped with a 12V / 8Ah powerful battery and a high-quality manual pump, this sprayer allows you to switch easily between battery mode and manual operation based on your preference or field requirement.

With a large 20-liter tank, strong single diaphragm pump, and durable stainless-steel extendable lance, the Neptune BS-21 ensures high-pressure, uniform chemical spraying for pesticides, herbicides, fertilizers, and liquid nutrients.
Sold by Machine Point, it is a reliable and long-lasting choice for all field spraying operations.

Key Features

Powerful 12V 8Ah Battery System

• Ensures long-lasting backup for continuous spraying

• Delivers strong and consistent high pressure

• Ideal for large farms and long working hours

Dual Mode: Battery + Manual Operation

• Use battery mode for effortless spraying

• Switch to manual mode anytime—no downtime

• Perfect for remote field areas without charging access

20-Liter Heavy-Duty Tank

• Large capacity for extended field work

• Strong, leak-proof and chemical-resistant tank

• Comfortable design with wide-top opening for easy refill

High Pressure Performance

• Pressure Range: 0.2–0.45 MPa

• Ensures deep penetration and wide spray reach

• Suitable for pesticides, fertilizers, pest control & organics

Efficient Pump & Flow Rate

• 12V Single Diaphragm Pump

• Flow Rate: 2.9–4.5 L/min

• Delivers smooth and consistent spray output

Premium Stainless-Steel Extendable Lance

• Rust-proof, durable & long-lasting

• Adjustable length for overhead & wide-area spraying

Ergonomic & Lightweight Design

• Padded straps for comfortable carrying

• Back support for long working hours

• Easy-to-use controls for both beginners & professionals

Specifications

• Brand: Neptune

• Seller: Machine Point

• Model: BS-21

• Product Type: 2-in-1 Battery & Manual Knapsack Sprayer

• Battery: 12V / 8Ah

• Charger: 1.1 Amp

• Pump Type: 12V Single Diaphragm

• Pressure: 0.2–0.45 MPa

• Flow Rate: 2.9–4.5 L/min

• Tank Capacity: 20 Liters

• Nozzles: 3 Types Included

• Lance: Extendable Stainless Steel

Why Buy From Machine Point?

• 100% Original Neptune Sprayers

• Best Industry Pricing

• Pan-India Shipping

• Professional Customer Support

• Trusted by 50,000+ Indian Farmers

Ideal Applications

• Crop farms & vegetable fields

• Orchards & nurseries

• Pest and disease control

• Fertilizer and nutrient spraying

• Organic farming

• Home & terrace gardening