Best Calibration Weights of 2025

Kenneth Collin Avatar
Kenneth Collin
Last Updated: 29 Jan 2025

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Calibration weights are essential tools used to ensure the accuracy of weighing scales in various industries such as laboratories, manufacturing, and food processing. These weights come in various sizes, shapes, and materials, including stainless steel, brass, and cast iron. They are used to calibrate and verify weighing equipment, ensuring the accuracy of measurements. Calibration weights are available in sets or individually, and they are graded to meet international standards for precision and accuracy. Investing in high-quality calibration weights is crucial to ensure the reliability and accuracy of weighing equipment.

At a Glance: Our Top Picks

Weddecor High Precision Calibration Weights Set Cover #TOP 1
Weddecor High Precision Calibration Weights Set
ftb score rating icon 9.9
Trimming Shop 500g Calibration Weight for Scales Cover #TOP 2
Trimming Shop 500g Calibration Weight for Scales
ftb score rating icon 9.8
sourcing map 50g Calibration Weight for Scales Cover #TOP 3
sourcing map 50g Calibration Weight for Scales
ftb score rating icon 9.6

Top 10 Calibration Weights

#TOP 1

Weddecor High Precision Calibration Weights Set

F_WD-CAL-WGH-7PCS-500G
Silver
#7pcs - 500g
Weddecor High Precision Calibration Weights Set Cover
Weddecor 500g Calibration Tool Nickle Plated Stainless Steel High Precision Accuracy Weights for Calibrating Electronic, Digital Scale, Analog Weighing Jewelry Pocket Scales, 7pcs, (10g to 200g)

The Weddecor Calibration Weights provide a reliable solution for calibrating various types of scales. Made from durable nickel-plated stainless steel, their compact design ensures easy access and long-lasting use without rust. This calibration set offers precise accuracy, making it suitable for both personal and professional applications. Additionally, the set comes with a protective storage container, keeping the weights safe and damage-free, which is particularly useful for those who need to transport them regularly.

What We Like
Durable stainless steel construction
Precise calibration accuracy
Includes protective storage container
Portable and convenient design
#TOP 2

Trimming Shop 500g Calibration Weight for Scales

CAL-WGH-500G-1PC
Silver
1 Pc - 500g
Trimming Shop 500g Calibration Weight for Scales Cover
Trimming Shop 500g Scale Weight Chrome Plating for Precise Calibration for Checking the Accuracy of Both Pocket and Digital Scale, Jewelry, Kitchen Scale (1pc)

The Trimming Shop 500g Weight is designed for high precision, ensuring a permissible error of only +/-0.003g. This means you can trust its accuracy when checking your scales. Made from nickel-plated steel, it offers durability and long-lasting use, making it ideal for a variety of applications, including jewellery and kitchen scales. With its heavy-duty construction, you can rely on this weight for consistent and precise measurements, enhancing your overall calibration experience.

What We Like
High precision accuracy
Durable construction
Versatile usage
Long-lasting materials
#TOP 3

sourcing map 50g Calibration Weight for Scales

a19071200ux0076
sourcing map 50g Calibration Weight for Scales Cover
sourcing map Calibration Weight 50g M1 Precision Chrome Plated Steel for Digital Balance Scales

The sourcing map Calibration Weight is designed to re-calibrate mini digital scales with a full capacity of 50g. Its chrome plated steel construction provides excellent stability and durability, making it resistant to corrosion. This calibration weight is perfect for ensuring the accuracy of various scales, including digital pocket scales and lab scales. By using this weight, you can easily keep your scale calibrated, giving you confidence in your measurements.

What We Like
Durable chrome plated steel
Corrosion-resistant
Suitable for various scales
Easy calibration
Precise accuracy testing
#TOP 4

HFS M2 8pcs Calibration Weight Set

HFS
CKW-1000G
1000g
HFS M2 8pcs Calibration Weight Set Cover
HFS (R) M2 Class 8pcs Scale Balance Calibration Weight Set with Case (10g,20g,20g,50g,100g,100g,200g,500g)-1000g Total Weight

The HFS M2 Calibration Weights are crafted from 45 steel with a chrome plated surface, ensuring durability and resistance to rust. This set includes eight weights, ranging from 10g to 500g, providing versatility for various calibration needs. The exquisite packaging features a special weight box and plastic tweezers, making it easy for you to handle and store the weights securely. With M2 accuracy, these weights ensure precise measurements, enhancing the reliability of your calibration processes.

What We Like
Durable chrome plated surface
Includes versatile weight options
Secure and convenient packaging
M2 accuracy for precise measurements
#TOP 5

HFS 1kg Chrome Calibration Weight M2 Class

HFS
CKW-S
[FI]
1000 g
HFS 1kg Chrome Calibration Weight M2 Class Cover
HFS(R) 1kg Chrome Scale Calibration Weight 1000g M2 Class

The HFS 1kg Calibration Weight is crafted from durable steel with a chrome-plated finish, ensuring resistance to rust and longevity. Weighing precisely 1000g, it meets M2 class standards, providing a tolerance of ±160 mg for accurate measurements. Its high-performance chrome treatment enhances its durability, making it a reliable choice for your weighing needs. This calibration weight is ideal for use in laboratories, factories, supermarkets, and kitchens, offering you the convenience of precise measurements in various settings.

What We Like
Durable chrome-plated finish
Accurate weight measurements
Versatile applications
Easy to clean and store
#TOP 6

Symphonyw Calibration Weight Set with Tweezer

Symphonyw
Symphonyw Calibration Weight Set with Tweezer Cover
Calibration Weight, 1g 2g 5g 10g 20g Chrome Plating Calibration Gram Scale Weight Set and 1 Piece Calibration Weight Tweezer

The Symphonyw Calibration Weights set is an essential tool for ensuring your scales remain precise and reliable. Made from durable steel with a chrome plating, these weights offer longevity and resistance to wear. The included tweezer allows you to easily and safely handle the weights, enhancing convenience and reducing the risk of contamination. This set is ideal for verifying the accuracy of digital scales, jewellery scales, and kitchen scales, making it suitable for laboratory, commercial, and educational use.

What We Like
Durable steel construction
Chrome plated for longevity
Convenient tweezer for handling
Suitable for various scales
Enhances scale accuracy
#TOP 7

TOODOO Calibration Weight Set with Tweezer

Silver
TOODOO Calibration Weight Set with Tweezer Cover
TOODOO 1g 2g 5g 10g 20g Gram Set for Digital Scale Balance and 1 Piece Calibration Weight Tweezer, Silver

The TOODOO Calibration Weights set includes five precision weights (1 g, 2 g, 5 g, 10 g, and 20 g) along with a handy tweezer. These weights are perfect for calibrating your electronic balances and scales, ensuring accurate measurements for your needs. Constructed from durable steel, they offer stability and resistance to corrosion, making them a long-lasting addition to your tools. The chrome plated finish enhances their longevity, while the anti-static tweezer allows you to handle the weights conveniently without any hassle.

What We Like
Includes multiple calibration weights
Durable steel construction
Chrome plated for longevity
Convenient anti-static tweezer
#TOP 8

sourcing map Calibration Weight Set 20g 50g 100g

a19071200ux0085
sourcing map Calibration Weight Set 20g 50g 100g Cover
sourcing map Calibration Weight Set 20g 50g 100g M1 Precision Chrome Plated Steel for Digital Balance Scales

The sourcing map Calibration Weights set includes three precise weights of 20g, 50g, and 100g, ideal for ensuring the accuracy of your scales. Made from chrome plated steel, these weights offer excellent stability and corrosion resistance, making them durable for long-term use. They are perfect for various applications, including digital pocket scales and laboratory equipment. By using this weight set, you can easily keep your scales calibrated, ensuring reliable measurements in your work or studies.

What We Like
Durable chrome plated steel
Includes three different weights
Ideal for multiple scale types
Helps maintain scale accuracy
#TOP 9

ACCT 9-Piece Calibration Weight Set with Tweezers

Large
ACCT 9-Piece Calibration Weight Set with Tweezers Cover
ACCT Calibration Weight, 1g 2g 5g 10g 20g 50g 100g Calibration Gram Scale Weight Set for Digital Scale Balance, Small Weights for Crafts,1 Piece Calibration Weight Tweezers(Silver)

The ACCT Calibration Weight Set offers nine precision weights, including 1g, 2g, 5g, 10g, 20g, 50g, and 100g. This high precision ensures your scales remain calibrated, resulting in more accurate measurements for your tasks. Crafted from chrome-plated steel, the weights are durable and resistant to corrosion, ensuring long-lasting use. Each set also includes convenient stainless steel tweezers, allowing you to handle the weights easily without compromising accuracy. This product is perfect for balance tests, scale adjustments, and educational purposes.

What We Like
High precision for accurate measurements
Durable chrome-plated steel construction
Convenient tweezers for easy handling
Versatile for various uses
#TOP 10

17PCS Stainless Steel Calibration Weights Set

CHYEU-006
17PCS Stainless Steel Calibration Weights Set Cover
Calibration Weights Set 17PCS 10mg-100g Weight Scale Calibration Gram Scale Weights Calibration Scale Calibration Weight Stainless Steel for Micro Scales Balance Scale Digital Pocket Scales Jewellery

The OTYMIOW Calibration Weights set is a comprehensive collection that includes various precision weights, ensuring you have the right size for your measurement needs. Made from high-quality stainless steel, these weights are resistant to wear and oxidation, making them durable for repeated use. The set boasts extreme precision, with an accuracy deviation of just +/- 0.003g, ensuring reliable results in your measurements. Ideal for multiple industries, it caters to labs, businesses, and jewellery applications, providing convenience and accuracy in your weighing tasks.

What We Like
Comprehensive weight selection
Durable stainless steel material
High precision accuracy
Versatile for various uses
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is calibration weights?

Calibration Weights are used to check the reading of scale, to make sure it is still accurate. They used when calibrating a scale. While the calibration states how a scale behaves, adjustment of the scale changes its behavior.

2. How do you calibrate a weighing instrument?

To calibrate a digital scale, set it on a flat surface and choose a weight. Turn the scale on and go into calibration mode. Put the weight on the scale and wait for it to calculate the total weight. If the weight is off, hit the calibration button and wait for it to recalibrate.

3. What can I use for 50g calibration weight?

Coins as Calibration Weights Coins are minted to precise specifications, including weight, so they can serve as calibration weights. For example, a U.S. nickel weighs 5 grams. A penny weighs 2.5 grams. These numbers easily multiply, so 10 nickels can serve as a 50-gram calibration weight.

Editor's Notes

During our calibration weight research, we found 174 calibration weight products and shortlisted 10 quality products. We collected and analyzed 39,345 customer reviews through our big data system to write the calibration weights list. We found that most customers choose calibration weights with an average price of £10.41.

The calibration weights are available for purchase. We have researched hundreds of brands and picked the top brands of calibration weights, including WedDecor, Trimming Shop, sourcing map, HFS, Symphonyw. The seller of top 1 product has received honest feedback from 758 consumers with an average rating of 4.7.

Written by
Kenneth Collin Avatar

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.