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OHAUS™ Triple Beam Balances

Accurate, rugged and dependable. OHAUS Triple Beam Balances have stainless-steel weighing pans and bearing covers which prevent rust and corrosion.

Manufacturer: ohaus™  750SO

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CHOKING HAZARD (1). Small parts. Not for children under 3 yrs.

Catalog No. S40020

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Description & Specifications


Calibration 10 x 0.1g (front beam), 500 x 100g (middle beam), 100 x 10g (rear beam)
Capacity (English) 1.34 lb.
Capacity 1.34 lb., 0.61kg
Depth (English) 9 in.
Depth (Metric) 22.86cm
Height (English) 12 in.
Height (Metric) 30.48cm
Material Stainless Steel
Model 750-S0
Readability 0.1g
Warranty 5 Years
Weight (English) 7.05 lb.
Weight (Metric) 3.2kg
Width (English) 18 in.
Width (Metric) 45.72cm
Diameter (English) Outer Pan 6 in.
Capacity (Metric) 0.61kg
Diameter (Metric) Outer Pan 15.2cm
Type Triple beam mechanical balance

  • Precision-cast poises and deep notches in beams for accurate values every time
  • Precision-ground knife edges and self-aligning agate bearings for maximum sensitivity and reproducibility
  • Accurate with quick response time
  • Magnetic damping minimizes oscillation
  • Heavy zinc base won't tip easily like cast aluminum

  • Capacity: 610g (2610g with attachment weights)
  • Readability: 0.1g
  • Front Beam: 10 × 0.1g
  • Middle Beam: 500 × 100g
  • Rear Beam: 100 × 10g
  • Vernier Dial (Dial-O-Gram™ Model only): 10 × 0.1g
  • Pan size: 6 in. dia. (21.2cm)
  • Dimensions: 18L × 12W × 9 in.H (45.7 × 30.5 × 22.3cm)

Dial-O-Gram model includes advanced features
  • Direct-reading vernier dial for faster weighing results
  • Tare beam allows containers up to 225g to be balanced out
  • Add rod and clamp accessory (S40022B) to perform specific gravity determinations 
Specific Gravity Rod and Clamp
  • Suspends balance above base of table to measure specific gravity.
Poly Scoop and Counterweight
  • Ideal for retaining all of the object being weighed
  • Counterweight returns balance to zero when nothing but the scoop is on the platform
  • Stainless-steel scoop and counterweight feature heavy-duty construction for long wear

S40028 features a plastic container

Five years