Skip to content
Free shipping on qualified orders over $599! Excluding HI & AK, and products requiring special shipping arrangements.
Free shipping on qualified orders over $599! Excluding HI & AK, and products requiring special shipping arrangements.

Caleffi ZSR series Pump Zone Control-6 zone pump control

No reviews
Original price $304.74 - Original price $304.74
Original price
$304.74
$304.74 - $304.74
Current price $304.74

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

SKU ZSR106
Brand Caleffi
  • 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