Skip to content
Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling. *Some Items Excluded*
Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling. *Some Items Excluded*
4 Zone Pump Control

4 Zone Pump Control

$0
$266.84 - $266.84
$266.84
$266.84 - $266.84
$266.84

Multi-zone pump and boiler operating control for multiple zone hydronic heating systems.

SKU ZSR104
Brand Caleffi North America, Inc

drop shipping

Pickup available at 5350 Joliet Street

Usually ready in 24 hours
  • Product Info
  • Specs
  • Videos
  • Manuals
  • Reviews
  • Q&A
The ZSR series is multi-zone pump and boiler operating control for multiple zone hydronic heating systems. The ZSR series interfaces with low voltage thermostats, or any other low voltage controllers having a switching action. The ZSR series controls up to 3, 4, 5 or 6 heating circulator pumps, depending on model selected, a primary pump and has LED indicators to provide functional status and easy system troubleshooting. In addition, a primary pump system circulator is switched on whenever any zone calls for heat.

Power supply: 120 VAC, 50/60 Hz

Transformer voltage: 24 VAC

Maximum transformer load: 12 VA (ZSR103/4), 20 VA (ZSR106)

Electrical switch rating: 20A max combined

Electrical switch rating pump output: 120 VAC, 5A each

Dry contact rating, AUX, XX, ZONE1 E/S: 120 VAC max, 2A each

Replaceable fuses: Type 2AG, 5A slow blow

Related Categories