1.5HP Doyin 4SDM3/18 AC Controller (DYM-S03)

The Doyin 4SDM3/18 DYM-S03 Controller is purpose-built for the 1.5HP 4SDM3/18 submersible pump. It delivers smart automatic protection, making it an essential component of any reliable borehole water system.

Key Features & Benefits

• 1.5HP Power Compatibility — Fully matched to the 4SDM3/18 motor rating for accurate protection
• Dry-Run Auto-Protection — Immediately shuts off the pump when water level drops, preventing motor burnout
• Over/Under-Voltage Safety — Guards against both power surges and brown-outs that damage motor windings
• Automatic Restart Function — Safely restarts the pump once water level or voltage normalises
• Durable Housing — Built to withstand outdoor environments and borehole site conditions
• Simple Status Monitoring — LED indicators show live operational status at a glance

Why Choose the Doyin DYM-S03 Controller (1.5HP)?

• Complete protection package for one of the most popular Doyin pump sizes
• Automatic operation saves time and prevents costly emergency repairs
• Trusted Doyin-matched components ensure seamless pump-controller compatibility
• Perfect for installations where someone isn’t always on-site to monitor the pump

Applications
Residential Estates — Medium-depth borehole supply for family homes and apartment blocks
Agricultural Use — Automated borehole management for irrigation and livestock
Hospitality — Reliable water supply automation for guesthouses and lodges
Educational Institutions — Dependable water systems for schools and colleges