Sloan Royal 152 ESS Concealed Hardwired Sensor Water Closet Flushometer (3.5 GPF), 2"-10-3/4" LDIM, Less Control Stop, Less Vacuum Breaker, 24V

The Sloan ROYAL 152 ESS-3.5-L/STOP-CP-HW-XYV-24V is a sensor-operated diaphragm-type flush valve for a water closet. It delivers 3.5 gallons per flush, with a rear spud connection at a concealed body. It features a semi-red brass body and a permex synthetic rubber diaphragm seat.

Flush volumes from 1.28 gpf with CID technology for precise water efficiency. ADA-compliant handle prevents excess flushing. Vandal-resistant design for commercial durability.

Options on this configuration: 2"-10-3/4" L Dimension (LDIM); Less Control Stop (order separately) (L/STOP); Less Vacuum Breaker (order separately) (XYV); 24V Power (24V); Hardwired (HW). Sloan model number: ROYAL 152 ESS-3.5-L/STOP-CP-HW-XYV-24V.

Features

• 3.5 gpf, Polished Chrome Finish, Fixture Connection Rear Spud, Single Flush, Less Control Stop, 2"-10.75" L Dimension, Electrical Override, Hardwired, Sensor-Operated, Less Vacuum Breaker, 24V
• Flush volumes start as low as 1.28 gpf/4.8 Lpf
• Water conservation is aided by the ADA-compliant, non-hold-open handle, which prevents toilet from exceeding intended flush volume
• Flush accuracy is controlled by CID™ technology, also enhancing water efficiency
• Integrity of the product is maintained with the vandal-resistant stop cap
• Durability is facilitated with high copper, low zinc brass castings for dezincification resistance
• Adjustable tailpiece
• PERMEX® Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass
• Valve body, Cover, Tailpiece and Control Stop shall be in compliance with ASTM Alloy Classification for Semi-Red Brass
• Valve shall be in compliance to the applicable sections of ASSE 1037

Common Questions

What fixture and flush volume is this valve for?

Per Sloan's own spec, it serves a water closet, 3.5 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.

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

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

Is this ADA, WaterSense, or ASSE 1037 listed?

Yes -- Sloan lists it as ADA and ASSE-1037.

What control stop ships with this valve?

None (Order Separately), per Sloan's own spec for this model.

Specifications

• Type: Flushometer
• Inlet Size: 1"
• Outlet Size: 1-1/2"
• Body Material: Semi-Red Brass
• Diaphragm Material: PERMEX Synthetic Rubber Diaphragm
• Operation: Sensor
• Control Stop: None (Order Separately)
• MPN: ROYAL 152 ESS-3.5-L/STOP-CP-HW-XYV-24V
• Certifications: ADA, Buy American Act, IAPMO, UL, ASSE-1037
• Fixture Served: Water Closet
• Body Style: Concealed
• Spud Connection: Rear Spud
• Rough-In (in): 14.5"
• L Dimension (in): 2"-10-3/4"
• Volume per Flush (gal): 3.5
• Dual Flush: No
• Finish: Polished Chrome
• Vandal Resistant: Yes
• Backflow Device: None (Order Separately)
• Min Operating Pressure (PSI): 15
• Max Operating Pressure (PSI): 80
• Power Source: Hardwired AC
• Power Supply Detail: 24V
• Override Type: Electrical Override
• Sensing Range (in): 22"-42"