Sloan Royal 611 ESS WB Concealed Hardwired Sensor Water Closet Flushometer (1.28 GPF)

The Sloan ROYAL 611 ESS WB-1.28-BSS-HW is a sensor-operated diaphragm-type flush valve for a water closet. It delivers 1.28 gallons per flush, with a rear spud connection at a concealed body. It features a semi-red brass body and a high-chloramine-resistant permex diaphragm seat.

Concealed sensor flushometer for commercial water closets. PERMEX diaphragm, self-adaptive infrared sensor, and vandal-resistant design. Explore specs and order now.

Options on this configuration: Front Accessible Wall Box (WB); Hardwired (HW). Sloan model number: ROYAL 611 ESS WB-1.28-BSS-HW.

Features

• 1.28 gpf, Stainless Steel Finish, Fixture Connection Rear Spud, Single Flush, Electrical Override, Hardwired, Sensor-Operated, Front Accessible Wall Box
• PERMEX® Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass
• OPTIMA® EL-1500-L Self-Adaptive Infrared Sensor with Indicator Light
• Non-Hold-Open Integral Solenoid Operator
• 13” x 17” EASY ACCESS. Wall Box with Stainless Steel Access Panel and Vandal Resistant Screws
• 1” I.P.S. Wheel Handle Bak-Chek. Angle Stop
• Adjustable Tailpiece
• High Back Pressure Vacuum Breaker
• Elbow Flush Connection and Coupling for 1-1/2” NPT Back Inlet (for connection in the pipe chase — flush connection through the wall not provided by Sloan)
• Sweat Solder Adapter
• High Copper, Low Zinc Brass Castings for Dezincification Resistance
• Non-Hold-Open Integral Solenoid Operator, Fixed Metering Bypass
• External Volume Adjustment to Ensure Water Conservation
• Flush Accuracy Controlled by CID™ Technology
• Diaphragm, Stop Seat and Vacuum Breaker molded from PERMEX® Rubber
• Compound for Chloramine Resistance
• Transformer not included- order separately

Common Questions

What fixture and flush volume is this valve for?

Per Sloan's own spec, it serves a water closet, 1.28 gallons per flush, a rear spud connection.

Is this exposed or concealed, and does it need a wall box?

Concealed -- the body sits behind the wall, with only the cover or trim visible. It ships with a front accessible wall box.

How is it powered, and what happens in a power outage?

Hardwired -- no battery to replace, but an electrician must run power to it.

Specifications

• Type: Flushometer
• Inlet Size: 1"
• Outlet Size: 1-1/2"
• Body Material: Semi-Red Brass
• Diaphragm Material: High-Chloramine-Resistant PERMEX Diaphragm
• Operation: Sensor
• MPN: ROYAL 611 ESS WB-1.28-BSS-HW
• Certifications: Buy American Act
• Fixture Served: Water Closet
• Body Style: Concealed
• Spud Connection: Rear Spud
• Rough-In (in): 14.5"
• Volume per Flush (gal): 1.28
• Dual Flush: No
• Finish: Stainless Steel
• Vandal Resistant: Yes
• Min Operating Pressure (PSI): 15
• Max Operating Pressure (PSI): 80
• Power Source: Hardwired AC
• Sensor Type: Infrared
• Override Type: Electrical Override
• Wall Box Type: Front Accessible
• Sensing Range (in): 22"-42"