Taco ZVC404-EXP-1, Taco 4 Zone Valve Control (Expandable) w/ Priority & PowerPorts

Taco ZVC404-EXP is a 4-Zone Valve Control (Expandable up to 20 Zones). It works with 2 / 3 or 4-wire zone valves and comes fully fuse protected. Other features include two isolated end switches and a built-in priority switch. The easy to read PC board layout of the Taco Zone Valve Controls eliminates the problems with incorrect wiring and the “unfinished” look of conventional zone valve installations. The sturdy screw connections add additional reliability, while the external indicator lights provide instant diagnostic feedback, reducing installation time.

All Taco ZVC404-EXP Zone Valve Controls are made in the USA, UL and CSA listed and protected by an extended 3 year warranty.

Features:

External Indicator Lights;

Switchable Priority;

Simplified Wiring;

Works with 2, 3, or 4-Wire Zone Valves;

Compact Design;

Fuse Protected;

100% Factory Tested;

Two Isolated End Switches;

Extra Set of Dry Contacts;

Contractor Friendly PC Board Layout;

Universal Thermostat Compatibility;

UL and CSA Approved;

Sturdy Screw Connections;

Extended 3 Year Warranty;

Made in the USA;

Expandable to 20 Zones;

Interface with -EXP Switching Relays;

Specs:

Zones: 4 (expandable up to 20), plus Priority;

PowerPort Slots: 2;

Power Control Plugs: 1;

Power (Transformer Voltage): 120 VAC Input;

Transformer Rating: 80 VA;

Dimensions: 11-3/4" wide x 7-1/2" high x 3" deep;

Documentation:

Taco ZVC404-EXP-1 Zone Valve Controls Brochure (pdf)
Taco ZVC404-EXP-1 Submittal Data Sheet (pdf)
Instructions Sheet w/ Wiring Diagram and Warranty (pdf)