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Wet Rotor Pumps

Wet Rotor Pumps

With a hydronic circulator that conserves energy and eliminates maintenance, wet rotor pumps are intended for circulating water or ethylene glycol solutions in closed hydronic or solar heating systems. They are designed with no mechanical seals or couplers to replace, and no lubrication is required.

The wet rotor pumps are series is available in two models for residential, small industrial and commercial installations. Choose from cast iron or bronze models for solar and domestic applications.

Features:

•  Replacement Cartridge Design

•  Efficient/quiet Operation

•  Universal Flange to Flange Dimension

•  Cast Iron or all Bronze Construction

•  CSA/UL Listed Circulator

•  Maximum Working Temperature: 230˚F (110˚C)

•  Maximum Working Pressure: 140 PSI

•  Same face to face dimension as Armstrong's S-25 and other popular boosters

•  All dimensions in inches

•  Astro Circulators accept companion flanges of 3/4", 1", 1 1/4" and 1 1/2"

Approx. Wt. Lbs. C L3 L2 L1 W L Overall H* Construction Part Number
14 3 1/8 2 1/8 5 1/8 4 1/2 2 5/8 7 6 3/8 Cast Iron ARASTRO30CI
14 3 1/8 2 1/8 5 1/8 4 1/2 2 5/8 7 6 3/8 Bronze ARASTRO30B
15 3 1/8 2 1/8 5 1/8 4 1/2 2 5/8 7 6 3/8 Cast Iron ARASTRO50CI
15 3 1/8 2 1/8 5 1/8 4 1/2 2 5/8 7 6 3/8 Bronze ARASTRO50B