Serving Vancouver Island since 1973
Residential ECM circulator, AUTOADAPT control, ultra-low power consumption, compact cast-iron construction.
SKU: 99490916
$835.65
Available on backorder
The ALPHA2 25-99 F is a compact, high-efficiency circulator pump designed for residential and light commercial heating systems. Featuring intelligent AUTOADAPT control and low power consumption, it automatically adjusts to system demand, ensuring optimal comfort, quiet operation, and reduced energy costs.
| Max Ambient Temperature | 131 °F |
| Max Liquid Temperature | 203 °F |
| Max System Pressure | 145.04 psi |
| Max Inlet Pressure | - |
| Max Head | 32.48 ft |
| Nominal Head | 19.69 ft |
| Nominal Flow | 15.9 US gpm |
| IP Rating | IP42 |
| Pumped Liquid | Water |
| Noise Level | - |
| Net Weight | 7.71 lb |
| Suction Capability | - |
| Rated Flow | 15.9 US gpm |
| Rated Head | 19.69 ft |
| Maximum Head | 32.48 ft |
| Primary Shaft Seal | - |
| Approvals | UL |
| Approvals for Drinking Water | - |
| Curve Tolerance | ISO9906:2012 3B2 |
| Model | A |
| Start Pressure | - |
| Pump Housing | Cast iron (EN 1561 EN-GJL-150) |
| Impeller | Composite (Ultrason E 2010 G6, PES 30% GF) |
| Range of Ambient Temperature | 32 – 131 °F |
| Maximum Operating Pressure | - |
| Maximum Permissible Inlet Pressure | - |
| Type of Inlet Connection | Flanged (GF) |
| Type of Outlet Connection | Flanged (GF) |
| Size of Suction Port | 1 1/4 in |
| Size of Outlet Port | 1 1/4 in |
| Pressure Rating for Connection | PN 10 |
| Pumped Liquid | Water |
| Liquid Temperature Range | 14 – 203 °F |
| Selected Liquid Temperature | 140 °F |
| Density | - |
| Max. P1 | 120 W |
| Rated Power - P2 | - |
| Main Frequency | 60 Hz |
| Rated Voltage | 1 × 115 V |
| Rated Current | - |
| Enclosure Class (IEC 34-5) | IP42 |
| Insulation Class (IEC 85) | F |
| Length of Power Cable | - |
| Power Plug | - |
| Net Weight | 8.47 lbs |
| Gross Weight | 8.47 lb |
| Shipping Volume | 0.28 ft³ |
| Storage Temperature Range | - |
| Warranty | - |
| Country of Origin | US |
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