1. Althen Sensors
  2. Sensors
  3. Weighing sensors and load cells
  4. Load pins & Load shackles
  5. WLL Wireless stainless steel load link
  • WLL Wireless Stainless Steel Load Link

WLL Wireless stainless steel load link

Wireless load monitoring link with stainless steel housing, ideal for rugged lifting and weighing tasks in harsh environments.


Key features

  • Wireless transmission up to 600 meters
  • IP67 stainless steel housing (17-4PH H900)
  • Accuracy within ±0.1% of rated load
  • Compact design with internal antenna
  • Easy battery access with standard AAA cells
  • Compatible with T24 wireless instrumentation

Performance highlights WLL Stainless Steel Wireless Load Link

The WLL Series is a precision-engineered wireless load link designed for reliable force and load monitoring in demanding industrial environments. Offering an accuracy of ±0.1% and a transmission range of up to 600 meters (line of sight), it ensures stable and safe lifting operations. The system is powered by two AAA batteries and supports >300 hours of continuous use.

Usage conditions

Engineered with 17-4PH stainless steel and IP67 environmental protection, the WLL is built to withstand harsh and corrosive environments. The wide operating temperature range (-20°C to +55°C) and ATEX-certified Ex i versions support hazardous area applications.

Possible applications:

  • Cable tension monitoring
  • Crane and hoist under-hook weighing
  • Water bag and mooring tension monitoring
  • Load testing and crane safety systems

Advantages of choosing this product

The WLL Series is easy to install, compact in design, and integrates seamlessly with T24 wireless receivers and software systems. Its modular approach allows flexible configurations with rugged tablets, base stations, and wireless output modules for datalogging and reporting.

Other important features:

  • Available in ranges from 5 to 100 tonnes (higher on request)
  • Complies with Machinery Directive 2006/42/EC
  • Internal antenna and sealed electronics for durability
  • Supplied in a robust transit case with foam inserts
  • Optional shackles and ruggedised PC systems available

Do you need this sensor for your next project?

Request a no-obligation quote or send us your contact details for a free, no-obligation consultation. Our sales engineers will then contact you within a maximum of 1 to 2 working days.

Talk to an expert

Talk to our experts

Not exactly what you are looking for? We offer standard sensors, but can also help you with sensors adapted for you or a fully customised measurement solution. Contact us for advice or pricing.

Talk to an expert

Technical Specifications

Specification Value
Rated load (tonne) 5, 12, 25, 35, 50, 100
Proof load 200% of rated load
Ultimate breaking load >500 % of rated load
Accuracy <±0.1% of rated load
Non-repeatability <±0.1% of rated load
Transmission distance Up to 600 metres (clear line of sight)
Battery life >300 hours (continuous use, with 1.2Ah batteries)
Battery (standard) (ATEX) 2 x AAA Alkaline (supplied with 1.2Ah batteries)AAA L92 Lithium x 2 (supplied with 1.2Ah batteries)
Operating temperature range -20 to +55°C (-20 to +50°C for Ex i versions)
Compensated temperature range -10 to +50°C
Zero temperature coefficient <±0.01% of rated load/°C
Span temperature coefficient <±0.01% of rated load/°C
ATEX certification details II 2G Ex ib IIC T4 Gb
Environmental protection level IP67
Approvals European Machinery Directive 2006/42/EC

Related products

Need something else?

TBT Loadlink (ATEX)

TBT Loadlink (ATEX Certified)

  • Measuring range: 0 - 30 to 0 - 250 ton
  • Holes for shackles linkage
  • Combined error ≤± 0.08%
Datasheet View product
LAU Pin Load Cell (ATEX)

LAU Pin Load Cell (ATEX)

  • Measuring range: 0 - 5 to 0 - 20 ton
  • Stainless steel 17-4 PH construction
  • Combined error ≤±0.1%
Datasheet View product