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EZ Pac Constant Pressure Package
One Year Manufacturer Warranty

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A.Y. McDonald RCP4 Series EZ Pac Constant Pressure Package

Subdrive 100 or 150, 35 GPM, 1 or 1-1/2 HP, NEMA 4 (Outdoor)

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Model # Description Price Qty
6630-218 24100RCP4EZ, Subdrive 100, 35 GPM, 1 HP, NEMA 4 (Outdoor) $3,335.15
6630-220 24150RCP4EZ, Subdrive 150, 35 GPM, 1-1/2 HP, NEMA 4 (Outdoor) $4,771.65
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A.Y. McDonald - RCP4 Series - EZ Pac Constant Pressure Package
The SubDrive 20 is designed for three-phase motors to provide constant pressure with threephase performance using single-phase input power. They have a high starting torque, easy to install, smooth running, just plug and play. Performance ranges from 3/4 hp to 5 hp. Indoor/ outdoor NEMA 3R and NEMA 4 enclosure options. The fan kit is easily replaceable.

SubDrive 20 constant pressure controller is designed for use in residential homes, schools, restaurants, car washes, farms, and landscape irrigation systems with a McDonald 1 HP pump end mounted to a 2 HP, 230 volt A.Y. McDonald three phase motor.
  • Constant water pressure with a wide range of settings (25-80 psi)
  • Single-phase input power
  • FE Connect Smartphone app for advanced settings and monitoring (NEMA 3R only)
  • User-configurable motor frequency range (NEMA 3R only)
  • Easy installation
  • Soft-start feature prevents water hammer and increases motor life
  • Works with small pressure tanks or existing larger tanks
  • Advanced filtering to remove radio frequency interference
  • UL and cUL listed