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Specs
| Item | Motorized Zone Valve |
|---|---|
| Type | Normally Closed |
| Height (In.) | 3-5/8 |
| Width (In.) | 5-3/16 |
| Depth (In.) | 5-1/2 |
| Coefficient of Volume | 3.5 |
| Safe Working Water PSI | 142 |
| Max. Water Temp. (Deg. F) | 230 |
| Voltage | 24 |
| Electrical Connections | 18" Leads |
| For Use With | 2 Wire Control |
| Connection Type/Size (In.) | Sweat 1 |
| Includes | Spring Return, SPST Auxiliary Switch |
| UNSPSC | 40141609 |
| Weight | 2.600000 |
| SKUs | 4NB78 |
Description
Hydronic Zone Valve, Volts 24 VAC, Tube Size 1 In, Coefficient of Volume 3.5, Max Pressure Diff Across Valve 20 PSI, Height 3 5/8 In, Width 5 3/16 In, Depth 5 1/2 In, Close Time 15 Sec, Max System Pressure 142 PSI, Operating Differential Pressure 20 PSI, Max Water Temp 230 Deg F, Type of Switch Normally Closed, Connection Type Sweat, Switch Action Auxiliary
Restrictions
- California Proposition 65 Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.
Motorized 24V Hydronic Zone Valves
- 4NB76, 4NB77, 4NB78, and 4NB80
- Manual lever provides valve operation during power failure. Use with 2-wire controls, except 3-wire for 2E164.
- Max. water temp.: 230 F. Safe working water psi: 142.
- White-Rodgers
