Armstrong Astro 20BS 1/25 HP 1/2" Recirculator Pump (110123-001)

Product Description

Armstrong Astro 20BS 1/25 HP 1/2" Recirculator Pump (110123-001)

Armstrong Astro 20BS Connection:
Sweat - 1/2"

Armstrong Astro 20BS Overview:
The Armstrong Astro 20BS is a hydronic circulator that conserves energy and eliminates maintenance. Armstrong's Astro Circulator is intended for circulating water or ethylene glycol solutions in closed hydronic or solar heating systems. It is designed with no mechanical seals or couplers to replace, and no lubrication is required. The Astro 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.

Armstrong Astro 20BS Design Features:
Efficient/Quiet Operation
Universal Flange to Flange Dimension
Cast Iron or All Bronze Construction
UL and CSA Listed
No mechanical seals to leak
No couplers to break
No lubrication
Noryl impeller
Vent plug for initial purging if required
Stainless Steel shaft
Ethylene Propylene gaskets
Impedance protected motor

Armstrong Astro 20BS Technical Data:
Flow Range: 0 to 20 USgpm (0 to 1.26 L/s)
Head Range: 0 to 32 ft. (0 to 9.8 m)
Motor: 115 V, single phase, 60 Hz
Max. Fluid Temperature*: 230°F (110°C)
Max. Working Pressure: 150 psi (1000 kPa)

Armstrong Astro 20BS Materials of Construction:
Pump Body: Cast Iron (closed systems), Bronze (open systems)
Impeller: Polypropylene (Glass Filled)
Shaft: Stainless Steel
Bearings: Graphite
Gasket Material: EPDM

Product Details and Features

• Manufacturer and Model: Armstrong 110123-001
• Material: Bronze

Downloadable Product Documents