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Specifications
Description
The Sloan ROYAL 603 ESS-1.28-RB-24V 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 permex synthetic rubber diaphragm seat.
PERMEX® diaphragm and dual filtered bypass ensure reliable performance in commercial water closet flushometers. ASTM-compliant brass components.
Options on this configuration: 24V Power (24V). Sloan model number: ROYAL 603 ESS-1.28-RB-24V.
Features
- 1.28 gpf, Rough Brass Finish, Fixture Connection Rear Spud, Single Flush, 1" Control Stop, Electrical Override, Hardwired, Sensor-Operated, 24V
- 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, 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.
- 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 WaterSense and ASSE-1037.
Specifications
- Type: Flushometer
- Inlet Size: 1"
- Outlet Size: 1-1/2"
- Body Material: Semi-Red Brass
- Diaphragm Material: PERMEX Synthetic Rubber Diaphragm
- Operation: Sensor
- MPN: ROYAL 603 ESS-1.28-RB-24V
- Certifications: WaterSense, ASSE-1037
- Fixture Served: Water Closet
- Body Style: Concealed
- Spud Connection: Rear Spud
- Rough-In (in): 16"
- Volume per Flush (gal): 1.28
- Dual Flush: No
- Finish: Unfinished (Rough Brass)
- 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"
Dimensions
| Inlet Size | 1" | Outlet Size | 1-1/2" |
Details
| Series | ROYAL 603 ESS | Device Type | Flushometer |
| Body Material | Semi-Red Brass | Seat Material | PERMEX Synthetic Rubber Diaphragm |
| Operation | Sensor | Options | 24V Power (24V) |
| Fixture Served | Water Closet | Body style | Concealed |
| Coating | Unfinished (Rough Brass) | Cycle volume gal | 1.28 gal |
| Dual flush | No | Operating pressure min psi | 15 PSI |
| Rough in in | 16" | Spud connection | Rear Spud |
| Override type | Electrical Override | Power source | Hardwired AC |
| Power supply detail | 24V | Sensing range in | 22"-42" |
Certifications & Standards
| WaterSense | ASSE-1037 |
Compare with similar products
| Fixture Served | Water Closet
| Water Closet
| Urinal
| Urinal
| Urinal
| Urinal
|
| Series | ROYAL 603 ESS
| SOLIS BPW 8000
| SOLIS 8195
| SOLIS 8186
| SOLIS 8186
| SOLIS 8186
|
| Spec Sheet | ||||||
| Install Sheet | ||||||
| Device Type | Flushometer
| Flushometer
| Flushometer
| Flushometer
| Flushometer
| Flushometer
|
| Inlet Size | 1"
| 1"
| 3/4"
| 3/4"
| 3/4"
| 3/4"
|
| Outlet Size | 1-1/2"
| 1-1/2"
| 3/4"
| 3/4"
| 3/4"
| 3/4"
|
| Body Material | Semi-Red Brass
| Semi-Red Brass
| Semi-Red Brass
| Semi-Red Brass
| Semi-Red Brass
| Semi-Red Brass
|
| Seat Material | PERMEX Synthetic Rubber Diaphragm
| — | — | High-Chloramine-Resistant PERMEX Diaphragm
| High-Chloramine-Resistant PERMEX Diaphragm
| High-Chloramine-Resistant PERMEX Diaphragm
|
| Operation | Sensor
| Sensor
| Sensor
| Sensor
| Sensor
| Sensor
|
| Certifications | WaterSense, ASSE-1037
| ADA, Buy American Act, IAPMO, UL, ASSE-1037
| ADA, Buy American Act, BABA, IAPMO, WaterSense, C-UL, ASSE-1037
| ADA, Buy American Act, BABA, IAPMO, WaterSense, ASSE-1037
| ADA, Buy American Act, BABA, IAPMO, WaterSense, ASSE-1037
| ADA, Buy American Act, BABA, IAPMO, WaterSense, ASSE-1037
|
| Options | 24V Power (24V)
| 1-1/2" Offset (OFST), W/
| Small Wall Box (SWB), True Mechanical Override (TMO), HYD
| — | — | — |
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