Skip to main content
Home / Wheel Balancer / Unite U-100AJ Wheel Balancer: Automotive Tire Dynamic Balance Machine with Laser Automatic Measurement, Models 500/620/629/689

Attributes

Brand -
Category Auto Parts, Care & Maintenance / Wheel Balancer
Origin -
Brand Unite
Model Number U-100AJ
Measurement Type Laser Automatic
Compatible Models 500, 620, 629, 689
Power Supply 220V / 110V AC
Max Wheel Diameter 1000 mm
Balancing Speed Adjustable up to 220 RPM
Display Type LED Digital Display
Origin Shanghai, China
Warranty 1 Year Manufacturer Warranty

6 reviews

A

Anonymous

Mar 29, 2026

Rating: 5/5

Reliable and robust

We have been running this machine for six months now with zero issues. The automatic data entry via laser reduces human error significantly. Very satisfied with the purchase.

A

Anonymous

Mar 25, 2026

Rating: 4/5

Good value for money

Does exactly what it promises. The only reason I didn't give 5 stars is that the manual could be more detailed in English, but the support team was helpful when we called.

A

Anonymous

Mar 24, 2026

Rating: 5/5

Professional grade equipment

This unit fits perfectly into our professional garage setup. The stability during high-speed spinning is impressive, and the readout is clear and easy to understand.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Excellent precision for our shop

The laser measurement system on this Unite balancer is incredibly fast and accurate. We upgraded from an older manual model, and the time saved per wheel is significant. Highly recommended for busy automotive shops.

A

Anonymous

Mar 16, 2026

Rating: 4/5

Great machine, steep learning curve

The build quality is solid and it balances tires perfectly once you get the hang of the interface. It took our technicians a few days to master all the automatic features, but now they love it.

A

Anonymous

Mar 09, 2026

Rating: 5/5

Best investment for tire service

Direct from the Shanghai factory meant a great price point without sacrificing quality. The U-100AJ handles heavy truck tires as well as standard passenger cars with ease.

5 FAQ

Q: Is the software updateable if new vehicle profiles are released?

A: Absolutely. The machine features a USB port that allows for easy firmware and database updates to ensure compatibility with the latest wheel models.

Q: Do you offer installation support or video guides?

A: Yes, upon purchase, you will receive access to our online portal containing detailed video installation guides, and our technical team is available for remote assistance.

Q: Does this machine come with the necessary cones and adapters for different wheel sizes?

A: Yes, the U-100AJ package includes a standard set of cones, quick-release nuts, and adapters suitable for most passenger and light truck wheels.

Q: Can this balancer handle run-flat tires effectively?

A: Yes, the U-100AJ is designed to handle various tire types, including run-flats. Just ensure you select the appropriate program mode on the display before starting.

Q: What is the typical calibration interval for the laser system?

A: We recommend performing a self-calibration check once a month under normal usage conditions. The machine has a built-in routine to guide you through this process.

Explore your interests

All Categories
Best Seller (30)
New List (30)
Topmodel Children's Watercolor Coloring Book Set with Pens, Baby Graffiti Sketchbook, Fill-in Storybook 3073

Topmodel Children's Watercolor Coloring Book Set with Pens, Baby Graffiti Sketchbook, Fill-in Storybook 3073

$119.09

Children's Potty Training Seat for Boys and Girls, Toddler Toilet Trainer with Urinal Bucket

Children's Potty Training Seat for Boys and Girls, Toddler Toilet Trainer with Urinal Bucket

$17.90

265/70R17 AT Off-Road Tire, Also Available in 205/215/225/235/45/50/55/60R18/20 High-Performance Sizes for 19-inch Wheels

265/70R17 AT Off-Road Tire, Also Available in 205/215/225/235/45/50/55/60R18/20 High-Performance Sizes for 19-inch Wheels

$898.00

CANDLE.LAB | Silver Metal and Wood Wick Centering Device - DIY Tool for Aromatherapy Container Candles

CANDLE.LAB | Silver Metal and Wood Wick Centering Device - DIY Tool for Aromatherapy Container Candles

$2.50

Custom Solid Wood Plaque - Antique Style Wooden Storefront Sign, Door Plaque, Carved Wood Board with Arched Couplets

Custom Solid Wood Plaque - Antique Style Wooden Storefront Sign, Door Plaque, Carved Wood Board with Arched Couplets

$50.00

Industrial Scouring Pads - Stainless Steel Brushing and Rust Removal for Iron Plates - Heavy-Duty Kitchen Cleaning and Polishing

Industrial Scouring Pads - Stainless Steel Brushing and Rust Removal for Iron Plates - Heavy-Duty Kitchen Cleaning and Polishing

$17.62

Supply Fully Automatic Self-Cleaning Filter Pipeline Backwash Filtration Machine Stainless Steel Scraper Filter

Supply Fully Automatic Self-Cleaning Filter Pipeline Backwash Filtration Machine Stainless Steel Scraper Filter

$9,600.00

Fangxinyue Scented Candle Glass Windshield - High Borosilicate Cover to Improve Memory Ring Burning

Fangxinyue Scented Candle Glass Windshield - High Borosilicate Cover to Improve Memory Ring Burning

$29.90

Hanging Drainage Basket Kitchen Sink Strainer Plastic Storage Rack Food Waste Filter

Hanging Drainage Basket Kitchen Sink Strainer Plastic Storage Rack Food Waste Filter

$2.85

Over-Toilet Storage Cabinet with Doors - Multi-Tier Floor Standing Bathroom Organizer for Narrow Spaces

Over-Toilet Storage Cabinet with Doors - Multi-Tier Floor Standing Bathroom Organizer for Narrow Spaces

$258.00

Inth A6 Multifunctional Leather Journal - Vintage Sketchbook, Watercolor Pad, and Doodle Book with Replaceable Cotton Refill Pages for Students

Inth A6 Multifunctional Leather Journal - Vintage Sketchbook, Watercolor Pad, and Doodle Book with Replaceable Cotton Refill Pages for Students

$26.90

Beginner Chinese Painting Line Drawing Copybook: Animals, Flowers, Figures, and Landscapes

Beginner Chinese Painting Line Drawing Copybook: Animals, Flowers, Figures, and Landscapes

$18.80

vantkevin Scented Candle Tool Set for Extinguishing Flames and Snuffing Wicks

vantkevin Scented Candle Tool Set for Extinguishing Flames and Snuffing Wicks

$17.60

Multi-Function Car Tire Stone Remover Tool - Hook Pick and Screwdriver for Tread Cleaning

Multi-Function Car Tire Stone Remover Tool - Hook Pick and Screwdriver for Tread Cleaning

$3.80

Pad Printing Machine Parts: Fixed Ink Roller Screw, Steel Plate Mounting Screw, Blade Holder Adjustment Nut, Blade Clamp Screw

Pad Printing Machine Parts: Fixed Ink Roller Screw, Steel Plate Mounting Screw, Blade Holder Adjustment Nut, Blade Clamp Screw

$0.30

Cast Steel Speed Bump for Road Ramps and Slopes

Cast Steel Speed Bump for Road Ramps and Slopes

$104.12

Lifting Chain Rigging with Shackles and Hooks - Manganese Steel Chain for Towing and Hoisting Cargo 5 Ton, 3t, 2m, 1m

Lifting Chain Rigging with Shackles and Hooks - Manganese Steel Chain for Towing and Hoisting Cargo 5 Ton, 3t, 2m, 1m

$92.90

309 PCB Conformal Coating - Triple Protection Acrylic UV-Cured Moisture Resistant Paint by Dima

309 PCB Conformal Coating - Triple Protection Acrylic UV-Cured Moisture Resistant Paint by Dima

$462.50

Biliansheng Non-Shaven Hair Transplant and Follicle Detection Service for Men and Women

Biliansheng Non-Shaven Hair Transplant and Follicle Detection Service for Men and Women

$88.00

Mattel UNO Cards Desktop Happy Casual Party Multiplayer U-No Official Game Interactive Poker Cards

Mattel UNO Cards Desktop Happy Casual Party Multiplayer U-No Official Game Interactive Poker Cards

$22.90

Zero-Basis Electric Guitar Intro: 7-Week Self-Study Plan with Practice Exercises, Error Correction, and Materials

Zero-Basis Electric Guitar Intro: 7-Week Self-Study Plan with Practice Exercises, Error Correction, and Materials

$472.10

Hongxing Ink for Brush Calligraphy - Large Bottle Black Ink for Beginners, Students, and Traditional Chinese Painting (Light Glue, Ancient Formula, Soot-based)

Hongxing Ink for Brush Calligraphy - Large Bottle Black Ink for Beginners, Students, and Traditional Chinese Painting (Light Glue, Ancient Formula, Soot-based)

$5.78

Loose Aquamarine Beads - Gemstone Bracelet Components Including Amber, Southern Red Agate, Gold Rutilated Quartz, Ice-Grade Devil Blue Donghai Crystal

Loose Aquamarine Beads - Gemstone Bracelet Components Including Amber, Southern Red Agate, Gold Rutilated Quartz, Ice-Grade Devil Blue Donghai Crystal

$6.72

Mia Sketch Blending Stump Set for Highlights and Shadows, Professional Art Supplies Including Paper Blenders, Makeup Sponges, and Cotton Tips for Still Life Drawing

Mia Sketch Blending Stump Set for Highlights and Shadows, Professional Art Supplies Including Paper Blenders, Makeup Sponges, and Cotton Tips for Still Life Drawing

$4.00

Custom Tactical Waterproof and Shockproof Knife Box - EDC Carry Case for Folding Knives, Headphones, Data Cables, and Tools

Custom Tactical Waterproof and Shockproof Knife Box - EDC Carry Case for Folding Knives, Headphones, Data Cables, and Tools

$21.99

Wang Xizhi's Hundred-Rhyme Song of Cursive Script - Taipei Palace Museum Edition Hardcover High-Definition Replica Decorative Art Print

Wang Xizhi's Hundred-Rhyme Song of Cursive Script - Taipei Palace Museum Edition Hardcover High-Definition Replica Decorative Art Print

$32.90

Used Car Tires – Sizes: 205/55, 185/65 R15, 215/225/235, 195 R15/R16/R17/R18/R19

Used Car Tires – Sizes: 205/55, 185/65 R15, 215/225/235, 195 R15/R16/R17/R18/R19

$264.00

Variable Frequency Three-Phase Asynchronous Motor IFG-50-3-4

Variable Frequency Three-Phase Asynchronous Motor IFG-50-3-4

$3,299.00

Manual French Fry Cutter, Multi-Function Slicer for Radish, Cucumber, Potato, and Onion, Commercial Vegetable Chopper

Manual French Fry Cutter, Multi-Function Slicer for Radish, Cucumber, Potato, and Onion, Commercial Vegetable Chopper

$660.00

Multi-Function Water Cooler Bucket Storage Rack for Office, Large Capacity Floor-Standing Organizer

Multi-Function Water Cooler Bucket Storage Rack for Office, Large Capacity Floor-Standing Organizer

$119.64