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NOTE: RESS-C units DO NOT include a Valve Body, Supply Stop or Vacuum Breaker

Note: Installation tools provided

Sloan's Battery Powered, Sensor Operated G2 Optima Plus Retrofit Conversion Kit for Exposed Closet Flushometers. The G2 Optima Plus retrofit conversion kit for Sloan Royal and Regal turns any exposed manual Flushometers into advanced, state-of-the-art electronic for outstanding performance in the restroom.

The RESS-C is furnished w/ two Flush Regulators. The product is shipped w/ the 1.6 gpf/ 6.0 Lpf regulator installed. Change the regulator to convert to a 3.5 gpf/ 13.2 Lpf flush.

  • Flush Cycle - Low Consumption (1.6 gpf/ 6.0 Lpf AND 3.5 gpf/ 13.2 Lpf)
  • PERMEX Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass
  • Flex Tube Diaphragm designed for improved life and reduced maintenance
  • ADA Compliant OPTIMA Plus® Battery Powered Infrared Sensor for automatic "No Hands" operation
  • Infrared Sensor with Multiple-focused, Lobular Sensing Fields for high and low target detection
  • Latching Solenoid Operator
  • Engineered Metal Cover with replaceable Lens Window
  • User friendly three (3) second Flush Delay
  • Courtesy Flush Override Button
  • (4) Size AA Batteries factory installed
  • "Low Battery" flashing LED
  • Infrared sensor range adjustment screw
  • Initial Set-up Range Indicator Light (first 10 minutes)
  • Chrome Plated Metal Handle Cap
  • Diaphragm to be molded from PERMEX Rubber Compound for Chloramine resistance
Hide Description
Product Type:

Retrofit Kit




Chrome Plated



Operating Pressure:

15-100 psi

Control Circuit:

Solid State

6 VDC Input


8 Second Arming Delay

3 Second Flush Delay

24 Hour Sentinel Flush (after last flush)

Power Method:


Battery Type:

(4) Size AA Alkaline

Battery Life:

3 Years @ 4000 Flushes/Month


3-Year Limited Warranty

Gallons Per Flush:






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