ALW4 Hermetic load washer

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Key features

• Force range up to 20,000 lbf
• Fully laser welded stainless steel body
• IP68 hermetically sealed construction
• Excellent non-linearity ±0.5% FS
• Wide operating temperature -20 to +80°C
• 5-point compression calibration standard

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About the ALW4 Hermetic load washer

The ALW4-1 Hermetic Load Washer delivers precise force measurements in compact environments. Designed with a stainless steel strain gauge and laser welded construction, it ensures optimal durability, even in harsh industrial conditions. With rated capacities from 1,000 to 20,000 lbf and non-linearity better than ±0.5% of full scale, it is built for performance.

Usage conditions

Thanks to its IP68 rating and compensated temperature range of -15°C to +71°C, the ALW4-1 load washer is ideal for both indoor and outdoor industrial applications. Its 8-pin M12 male connector and robust build make it suitable for embedded use in machinery and structural components.

Possible applications

• Preload control in bolted joints
• Structural health monitoring
• Industrial press force measurement
• OEM integrations in robotics and machinery
• Load monitoring in rotating equipment

Advantages of choosing this product

Choosing the ALW4-1 means opting for a sensor that combines rugged design with precise force measurement. Its hermetically sealed construction guarantees long-term performance with minimal maintenance, while its compact format supports space-constrained installations.

Other important features

• Multiple screw sizes from 1/8” to 1 ½”
• Operating range: -20 to +80°C
• Optional digital, voltage, or current loop outputs
• Minimal deflection (0.05 mm)
• Nominal bridge resistance: 700 Ω
• Available with fast delivery options

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