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Honeywell MZV Motorized Zone Valves

Motorized Zone Valves

Honeywell MZV Series is the first linear zone valve with a built-in balancing plug that permits pre-balancing for each zone.

• Rack and pinion linear design.
• Fast acting, 10 seconds to open, 5 seconds to close.
• Two piece rack design to extend service life.
• Low power consumption, 8 valves, 40 VA transformer.
• External valve position indicator.
• Quiet operation, no water hammer.
• Built-in tamper resistant balancing valve for pre-balancing.
• High torque, constant speed synchronous motor.
• Cooler running, longer life motor.
• Operator can be replaced without draining system.
• Manual opening feature.
• Replaceable valve cartridge.
• Large adjustable flow, 1/2 in. 3/4 in. Cv 5.8; 1 in. 7.0 Cv; 1-1/4 in. Cv7.0.
• Motor CSA recognized.
• 4 wire operator with auxiliary switch.
• 2 wire without switch, 24 in. leads.
• Compatible with programmable thermostats.
• Bronze casting; brass/stainless trim.
• USA Patent Nos. 5,529,282; D369,650; 5,941,500; 6,032,924.
• UK Patent No. 2,052,382. 24 VAC, 60 Hz, 0.25 ampere.

Select a link under the "item" tab below to order.

Cat #Maximum Water Pressure psiPipe Size(inches)Connection Type
MZV524-T125 psi1/2 in.NPT
MZV524E-T125 psi1/2 in.NPT
MZV525125 psi3/4 in.Sweat
MZV525-T125 psi3/4 in.NPT
MZV525E125 psi3/4 in.-
MZV525E-T125 psi3/4 in.NPT
MZV526125 psi1 in.-
MZV526-T125 psi1 in.NPT
MZV526E125 psi1 in.Sweat
MZV526E-T125 psi1 in.NPT
Body Pattern: Two-way

24 Vac

Frequency: 60 Hz
Maximum Ambient Temperature: 125 F (52 C)

Residential or Commercial Zoning for hot water heating or chilled water air conditioning systems, fan coil units or indirect water heater service.

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