SoftStartUSA | SoftStart Well Pump

Overview

Well pumps draw a large surge at startup, and this soft starter from SoftStartUSA lowers that inrush current by up to 40%. That lets residential and light commercial pumps start on generators as small as 3,000 watts and on off-grid solar systems.

Key benefits

• Reduces electrical surge and mechanical stress to help extend pump life.
• Installs beside the main service panel with three wire connections, with no need to access the pump.
• Waterproof, fire-resistant, ETL listed enclosure for indoor or outdoor use.

Key features

• Works with 120V pumps from 0.5 to 1.5 HP and 240V pumps from 1.0 to 3.5 HP, single-phase
• Max continuous current of 18A
• Soft start time of 1 ± 0.5 seconds
• Operating temperature of -40°F to 185°F
• Measures 7.8 x 3.6 x 2.6 in and weighs 1.1 lb
• Compatible with 240/120V split-phase systems even though the label reads 240V

Ideal use

A good fit for rural wells, irrigation, greenhouses, and homes running a well pump from a generator or solar system.

What is included

• Twist-lock power connectors

Key specifications

Model / SKU

1662007

Brand

SoftStartUSA

Category

Accessories

Voltage

120V

Rated power

4 W

From the manufacturer

Lower Startup Power. Smoother Starts. Longer Pump Life. The Well Pump Soft Starter is designed to reduce startup power demand and mechanical stress on residential and light commercial well pumps. Using soft start technology, it stabilizes pump startup for off-grid, generator, and solar-powered systems—allowing pumps to run on lower power sources while extending overall pump life. Key Benefits: Reduced Startup Power Demand: Lowers well pump inrush current by up to 40%, enabling reliable operation on smaller generators and solar systems. Soft Start Protection: Minimizes electrical surge and mechanical stress during startup to help extend compressor and pump life. Generator & Solar Ready: Allows well pumps to start on generators as small as 3,000 watts and improves compatibility with off-grid energy systems. 20-Minute, Installer-Friendly Installation: Mounts beside the main service panel with just three wire connections, no need to access or modify the pump. Durable, Safety-Rated Design: Features a waterproof and fire-resistant enclosure and is ETL listed for dependable indoor or outdoor installation. Includes Power Connectors: Twist-lock power connectors provide secure, reliable connections to both the power supply leads and the pump system leads, ensuring a quick and dependable installation. Use Cases: Perfect for residential, rural wells, irrigation, greenhouses, light commercial businesses Tech Specs: Compatible Pumps: 120V: 0.5–1.5 HP, single-phase, 240V: 1.0–3.5 HP, single-phase Nominal Voltage: 115VAC (90–135VAC), 1ph. / 230VAC (187–266VAC), 1ph. Max Continuous Voltage: 135VAC / 266VAC Max Continuous Current: 18A Soft Start Time: 1 ± 0.5 seconds Idle Power Consumption: Operating Temperature: -40°F to 185°F (-40°C to 85°C) Dimensions: 7.8 H × 3.6 W × 2.6 D in Weight: 1.1 lb (0.5 kg) Note: The sticker on the Well Pump Soft Start indicates 240V. However, the unit is fully compatible with 240/120V split-phase systems and will function properly in either configuration.

Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.

Before you order

We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.

Ask our team to check your pump's voltage and horsepower against this soft starter before you order. Message our team on WhatsApp.