4380 Pump-in-a-Box

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4380 Pump-in-a-Box

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4380 Pump-in-a-Box (PiB)

  • Summary
  • Applications

    HVAC-system pumping; light industrial/process pumping (water or glycol based)

  • Description

    The Armstrong 4380 Pump-in-a-Box pipe-mounted pumps are designed for space-saving installation and long service life and are available for express shipment, typically within 48 hours

  • Materials
    • Cast iron, ductile iron, or bronze casing 
    • Cast iron or bronze impeller
  • Configuration

    Inside single-spring mechanical seal

  • Performance range

    Up to 450 USgpm (28 L/s) flow; up to 90 ft (27 m) head

  • Temperature

    250°F (121°C)

  • Power Range

    1 hp to 7.5 hp (0.75 kW to 5.5 kW)

  • Size

    1.5" to 4” (40 mm to 100 mm)

Low installed cost 

  • Vertical In-line design eliminates the need for inertia bases, housekeeping pads, flex connectors, and field alignment or grouting requirements 
  • Vertical In-line design minimizes space and pipe requirements 
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Low operating risk

  • Available for express shipment, typically within 24 hours 
  • Advanced seal design (sintered silicon carbide) for zero lubrication and seal adjustments 
  • Universal replacement seals, bearings, and motors available locally world-wide 
  • Vertical In-Line design allows for service without disturbing the pump casing
Service provider

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Lowest energy consumption and smaller carbon footprint

  • Available for express shipment, typically within 24 hours
  • Universal replacement seals, bearings, and motors available locally world-wide
  • Vertical In-Line configuration allows less disruptive pump service (casing stays in place)




Lowest project and operating risk

  • Integrated intelligent controls make commissioning fast and easy
  • available for express shipment, usually within 24 hours
  • Advanced seal design for zero lubrication and seal adjustments
  • VIL configuration allows non-disruptive pump service (casing stays in place)
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Pump-in-a-Box - solution outline

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