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

“To provide our customers with a safe, reliable, and seamless shopping experience, we follow a 10% Advance Reservation + 90% Cash on Delivery payment process.
The 10% advance is a fully secure reservation fee that ensures your order is prepared and dispatched with priority. This policy helps us maintain fast delivery and reduces failed COD shipments.

Your payment is completely protected — if your order is cancelled or undelivered, the advance amount is automatically refunded in full.

You pay the remaining 90% securely at your doorstep via Cash on Delivery.

Thank you for trusting our brand. Your satisfaction and safety are our top priorities.”