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Industrial scales, electronic balances, calibrations weights and moisture analysers - order online or tel. 01842 751633 for advice, a quotation or to place an order

Calibration Weights

Calibration Weights / Test Weights

Calibration weights are used for checking and calibrating weighing equipment.
Test weights can be used for proof load or quality tests when a known mass is required.
All our weights can be supplied with optional calibration certificates.
There are many accuracy classes for calibration weights depending on the scales or balances that you want to test or calibrate.
The main accuracy classes for weights are as follows.
M1 calibration weights are the standard weights for testing and calibrating standard scales.
F1 calibration weights are used for testing and calibrating precision electronic balances.
E2 calibration weights are used for testing and calibrating analytical balances.
Proof Test / Proof Load test weights are for proof-load testing of lifting equipment etc.
Weights are also used for quality tests, force tests for levers any many other applications.

Please call our friendly and knowledgeable Sales Team on 01842 751633 for advice.

Independent Reviews by Feefo

Feedback for has been compiled from reviews.

DateProductScoreCustomer Comment

Ohaus CS200 200g x 0.1g portable balance

Customer Comment:

Good advice over phone and quick delivery


Ohaus Defender 3000 D31P150BL 150 kg x 20g Industrial Scales

Customer Comment:

Professional and fast


1 kg M1 Iron Slotted Calibration Weight

  • Customer also bought: .... :
  • Standard Traceable Certificate + Numbering - PDF
Customer Comment:

Very quick service & the products are good. Polite staff who are helpful & knowledgeable.