VARIOspeed 3R Duplex Control Panel VS43-16.0-N3RD

Manufacturer Part

Accuracy of the images may vary. Refer to the specifications table to ensure precision.

Variable Frequency Drive Controller in a NEMA 3R Enclosure for Indoor or Outdoor Use


VARIOspeed® 3R Panel Components:

  • Enclosure measures 24” x 20” x 8” (61 x 51 x 21 cm) (up to 5hp) and 30” x 24” x 10” (72 x 61 x 26 cm) (7.5 to 20hp) steel NEMA 3R for indoor or outdoor use.
  • Vents for VFD cooling
  • Fan and Thermostat for 7.5 HP and larger HP models
  • Raised Terminals for easy field connections.
  • Circuit Breaker Disconnects
  • Variable Frequency Drives
  • Fan Control Circuit Breaker
  • (240V models only)
  • Control Transformer
  • (480V models only – not shown)
  • Externally mounted run indicator LEDs
  • Externally mounted Pump Hand-Off-Auto selector switches

Display Features:

  • 4 line/20 character display
  • Rotary/push button for menu navigation and editing
  • Left arrow button
  • ESC button
  • Green LED run indicator
  • Red LED fault indicator


  • Run Dry protection
  • High pressure protection
  • System fault log
  • Entire control system (panel and sensor) is UL Listed to meet and/or exceed industry safety standards
  • Dual safety certification for the United States and Canada
  • Standard package includes a 0-200 PSI pressure transducer

Five-Year Limited Warranty on control panel; one-year limited warranty on transducer



  • 24 x 20 x 8 inches (61 x 51 x 21 cm) fiberglass NEMA 3R for indoor or outdoor use with removable mounting feet and locking latch.
    NOTE: Voltage and amp range selected may change component layout in enclosure.


  • Available HP Range
  • (208V-240V) 1.5HP – 20HP
  • (480V) 7.5HP – 20HP


  • PID Control
  • Adjustable electronic overload
  • Auto Start on pressure drop (adjustable)
  • Auto Stop on low Hz (No-Flow – sleep mode)


  • 0-200 PSI (included) 1/4? NPT Male, NEMA 4X rated with 20 ft. cable


  • Operating temperature: 14°F to 104°F (-10°C to 40°C)
  • Storage temperature: -4°F to 131°F (-20°C to 55°C)
  • Altitude: Maximum of 3,280 ft. (1000m) above sea level


Technical Drawings
View Product PDF

Key Specs
Length 22"
Width 24"
Height 8"
Manufacturer SJE-Rhombus
Manufacturer Part Number 1051678
Shipping Height 8"
Shipping Length 22"
Shipping Weight 150lbs
Shipping Width 24"
Ship Class UPS