For 23 years Valley Instruments has manufactured wire fatigue testers, based on The Rotating Beam Principle and used by industries worldwide in quality control and certification of wire and cable. We design and build quality machines that are customized to the specific requirements of each individual customer. If you would like to improve the quality of your product by knowing the fatigue life of your wire or cable our machines have been proven to be the ideal solution.

Model 100

Bench Top Dry Tester
Standard Solid Wire Capacity ( .002-.040 inch ) ( 0.05-1.0 mm )
( Larger Diameter Capacity Optional )
Cable Capacity Option ( .125 inch ) ( 3.2 mm )
Indicator For Fine Stress Adjustment ( inch or metric )
Unit Operates On 115v ( 50 or 60 Hz Configurations )
8 Digit LCD Readout of Expired Running Time With Reset
Solid State Circuitry
Automatic Cycle Termination
Rotation ( Clockwise & Counter Clockwise )
3600 RPM Synchronous Motor
Direct Drive Custom Designed Collet Chuck
Footprint (21 x 24 x 12 in.) (53 x 64 x 30 cm)
Weight Approx. ( 35 lbs ) ( 16 kg )

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Model 400

Bench Top Wet & Dry Tester
Standard Solid Wire Capacity ( .002-.040 inch ) ( 0.05-1.0 mm )
( Larger Diameter Capacity Optional )
Cable Capacity Option ( .125 inch ) ( 3.2 mm )
Indicators For Fine Stress Adjustment ( inch or metric )
Unit Operates On 115v ( 50 or 60 Hz Configurations )
Solid State Circuitry
8 Digit LCD Readout With Reset
Automatic Cycle Termination
Rotation ( Clockwise & Counter Clockwise )
3600 RPM Synchronous Motor
Two Gear Driven Custom Designed Collet Chucks
Tank For Wet Testing ( Removable )
Footprint ( 19 x 26 x 20 inch ) ( 48 x 66 x 50 cm )
Weight Approx. ( 47 lbs ) ( 21 kg )
Several Options Are Available As Well As Customer's Special Requirements

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Spare Parts Are Available For All Models
Rebuilding Service For Older Machines
To Receive Additional Information Please Use Our Request Form