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Bobrick B-7120 QuietDry™ Series TrimDry™ Surface-Mounted ADA Hand Dryer
The Bobrick B-7120 QuietDry™ Series TrimDry™ is a sleek, energy-efficient automatic hand dryer designed to provide superior performance while meeting ADA requirements. Featuring a stylish white epoxy finish with black trim accents, this surface-mounted unit projects just 4" from the wall, making it ideal for facilities with limited space. The innovative dual air outlet design creates a swirling circulation of airflow for comfortable, efficient hand drying in less than 25 seconds. Built with commercial-grade durability and backed by a 10-year limited warranty, the B-7120 combines reliable performance with modern aesthetics for public restrooms in offices, schools, restaurants, and retail establishments.
Performance & Specifications
| Feature | Specification | Benefit |
|---|---|---|
| Power Rating | 115V AC, 15 Amp, 1725 Watts, 50/60 Hz | ✓ Powerful drying performance with standard electrical connection |
| Drying Time | Less than 25 seconds | ✓ Quick, efficient hand drying for improved restroom traffic flow |
| Projection from Wall | 4" (100mm) | ✓ ADA compliant slim profile for confined spaces |
How It Works: Advanced Drying Technology
Stage 1: Automatic Activation
Function: Infrared sensor detects hands placed under air outlet
Benefit: Touchless operation enhances hygiene and prevents wasted energy
Stage 2: Dual-Outlet Airflow
Function: Two balanced, double-inlet centrifugal fans direct air over heating elements
Benefit: Creates swirling circulation of warm air for comfortable, efficient drying
Stage 3: Automatic Shut-Off
Function: Unit stops when hands are removed or after 90 seconds if obstructed
Benefit: Conserves energy and prevents misuse or vandalism
Key Features
- ✓ Smart Sensor Technology: Touchless infrared sensor operation enhances hygiene and convenience
- ✓ ADA Compliant Design: Slim 4" profile meets accessibility requirements for public facilities
- ✓ Energy Efficient Operation: Activates only when hands are present, reducing electricity costs
- ✓ Dual-Outlet Airflow System: Creates swirling air circulation for faster, more effective drying
- ✓ Durable Construction: Built for high-traffic environments with 10-year limited warranty
Comparison to Traditional Hand Dryers
| Feature | Bobrick B-7120 QuietDry™ | Conventional Push-Button Dryers |
|---|---|---|
| Activation Method | Touchless infrared sensor | Manual push button |
| Energy Efficiency | Operates only when hands are present | Runs on fixed timer regardless of use |
| Drying Technology | Dual-outlet swirling circulation | Single outlet standard airflow |
| ADA Compliance | 4" slim profile projection from wall | Often exceeds 4" projection limit |
| Vandal Protection | Auto shutoff with tamper-resistant features | Limited or no vandal protection |
What's Included
- 1 × Bobrick B-7120 QuietDry™ Series TrimDry™ Hand Dryer with White Epoxy Finish
- Installation template and mounting hardware
- Installation instruction sheet (Form No. 712-69)
- 10-year limited warranty documentation
Note: This product is covered by Bobrick's 10-year limited warranty on all parts except motor brushes (which carry a 3-year warranty) from the date of purchase against defects in factory workmanship or material under normal use and service.
Wall Preparation
Use the provided template to locate the mounting base on the wall.
For brick, stone, or concrete walls:
- Drill four 0.315" (8mm) holes to fit wall plugs (0.315" x 1-1/4" or 8mm x 45mm) and screws (#10, 4.8mm x 2" or 50mm long).
- Refer to the template for wall plug and screw installation details.
For plaster or drywall:
- Ensure concealed backing complies with local building codes.
- Secure with four #10 (4.8mm) round-head sheet-metal screws or 3/16" (5mm) toggle bolts (not included).
Provide electrical service from the nearest distribution panel to the mounting base according to local electrical codes.
Wiring Instructions
For 115-Volt Dryers:
- Connect the ground wire to the terminal marked with a ground symbol.
- Connect the black (hot) wire to the terminal marked L1.
- Connect the neutral (white) wire to the terminal marked N.
For 208–240-Volt Dryers:
- Connect the ground wire to the terminal marked with a ground symbol.
- Connect the 208–240-volt wires to terminals L1 and L2.
Notes
- The electronic sensor in automatic dryers detects movement within 6" (150mm) of the air-outlet opening.
- Avoid installing the dryer in confined areas or close to doorways and high-traffic spaces to prevent accidental activation.