MSI-4300 Port-A-Weigh Plus Crane Scale

As of: Friday, July 11, 2025
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Standard Features

  • Crane scale unit with six-digit, 1.6 in (40 mm), backlight LCD display 
  • Top lifting eye or shackle, bottom thrust bearing swivel hook 
  • 12 volt rechargeable battery and universal 115/230 VAC, 50/60 Hz battery charger (NA plug standard)

Options
(Contact MSI for application consultation)

  • D-cell battery option, provides up to 2,000 hours of operation
  • Substitute bottom swivel hook with shackle
  • Oversized top-lifting eye or shackle
  • Oversized bottom hook
  • Universal direct power supply; 85 to 265 VAC, 47 to 440 Hz /130 to 300 VDC
  • Low headroom top adapter
  • Audible setpoint alarm
  • Custom top and bottom interfaces
  • Crane scale cart

Approvals

NTEP Logo

WARNING: Cancer and Reproductive Harm California Proposition 65

A Digital Crane Scale Built to Last

THE ALL-SEASON CRANE SCALE

The Port-A-Weigh Plus is world renowned for safe and reliable use in heavy-duty industrial crane scale applications. No other crane scale compares with the advanced features and benefits provided by the MSI-4300.

Port-A-Weigh Plus includes an extra large 1.6 inch (40mm) alphanumeric LCD display with adjustable backlighting providing user-friendly visibility from a distance in day or night conditions. Full digital calibration and self-diagnostic circuitry ensure simple and cost effective maintenance over a long and useful product life. All electronics are securely shock mounted in a robust NEMA Type 4/IP66 enclosure including dual O-ring sealing gaskets to ensure watertight integrity in washdown and marine applications.

The Port-A-Weigh Plus is the ideal crane scale for all heavy-duty applications in nearly any industrial environment.

MSI-4300 Port-A-Weigh Plus Crane Scale Specifications

Accuracy:
± (0.1% +1 d) of applied load

Resolution:
3,000 to 5,000 d standard (Up to 10,000 d available)

Enclosure:
NEMA Type 4, IP66, marine grade 356 alloy anodized cast aluminum

Top Lifting Eye, Shackle & Hook:
Crosby® or equal with 360° thrust-bearing swivel hook

Design Overload:
200% Safe / 500% Ultimate (except where noted)

Functions:
Power, zero, net/gross, tare and programmable test/user

Display:
6 digit, 1.6 in (40 mm) LCD (upper) 8 digit, 0.8 in (20 mm) LCD (lower) with adjustable display contrast

Displayable Units:
Pounds, kilograms, tons, and metric tons selectable

Power:
12 V rechargeable battery. 115/230 VAC battery charger included

Operating Time:
300 hours with typical use

Operating Temperature:
5° F to 122° F (-15 °C to 50 °C)
Legal for Trade: 14 °F to 104 °F (-10 ºC to 40 °C)

Filtering:
OFF, LO, Medium and HI selectable

Warranty:
One-year limited

Approvals:
NTEP CC 92-176: 5,000 lb (2,500 kg)
Measurement Canada AM-4984

Rice Lake 800-472-6703

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