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Series 4380 | Vertical In-Line (VIL) | 0.33 to 60 HP | 1.5" to 8" Sizes | 60 Hz
The Armstrong 4380 vertical in-line (VIL) pumps are pipe-mounted pumps designed for space-saving installation and long service life. They are used for HVAC-system pumping and light industrial or process pumping. This page covers the standard 60 Hz models for North American power.
| Manufacturer | Armstrong Fluid Technology |
|---|---|
| Series | 4380 Vertical In-Line (VIL) Pumps |
| Pump Type | Pipe-mounted vertical in-line single pump |
| Applications | HVAC-system pumping; light industrial / process pumping (water or glycol based) |
| Frequency | 60 Hz models (this page) |
| Casing Material | Cast iron or ductile iron |
| Impeller Material | Cast iron or bronze |
| Seal Configuration | Inside single-spring mechanical seal, silicon sintered carbide |
| Flow | Up to 2,500 USgpm (160 L/s) |
| Head | Up to 300 ft (90 m) |
| Temperature | 250°F (121°C) |
| Power Range | 0.33 HP to 60 HP (0.25 kW to 45 kW) |
| Pump Size | 1.5" to 8" (40 mm to 200 mm) |
Performance curves and dimensions for each size are included in the model submittals. 60 Hz submittals by pump size:
Armstrong pumps are covered by Armstrong's standard terms of sale and warranty. Review the full terms below for coverage details.
Always use genuine Armstrong parts, including seals, bearings and parts kits, to keep your 4380 performing to specification.