DeltaVerified
81T231HWA
3/4 inch Hardwired Flush Valve
Product Overview
The Delta 81T231HWA Electronic Exposed TECK® Flush Valve delivers touchless operation and robust vandal resistance for commercial urinal installations. Featuring a polished chrome plated metal cover, ADA compliant infrared sensor, and a chloramine-resistant diaphragm, this hardwire-powered unit ensures reliable performance. Easily access the detailed product **spec sheet** and **shop drawings** to facilitate your project **submittal** process.
Key Features
- Polished chrome plated vandal resistant metal cover with top-mounted H2OPTICS™ electronics
- ADA compliant, automatic operation hard wire powered infrared sensor with adjustable range
- Electronic operated non-hold-open metal manual override button with 5-second lockout
- Quiet action, TECK® exposed diaphragm flush valve with chloramine-resistant diaphragm
- External water conserving flush adjustment, factory set at 1.9 litre (.50 US gal.) at 60 PSI
Technical Specs
Model81T231HWA
MaterialPolished Chrome Plated Brass with Vandal Resistant Metal Cover
Flow Rate1.9 litre (0.50 US gal.) at 60 PSI (Factory Set)
Inlet Size3/4 inch (Top Inlet)
Power Input24 VAC (Hardwire Operated)
ManufacturerDelta
Product TypeElectronic Exposed Flush Valve for Urinal
Sensor Range457mm-914mm (18-36 inches), factory set at 28 inches (±2 inches)
CertificationsCSA certified, ASSE 1037 Compliant, ADA Compliant (ASME A117.1), IAPMO listed
Outlet Tube Length330mm (13")
Inlet/Valve Outlet CentersAdjustable 121mm (4-3/4") ± 11mm (7/16")
About This Spec
Last Verified
April 3, 2026
Status
Verified (2x confirmed)