# UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA

The Uni-Trend UT673A is an automotive battery tester with battery, cranking and charging system test functions. Its listed CCA range and compact dimensions suit vehicle owners and repair users who want diagnostic readings, but the listed capacity and voltage ranges conflict and should be checked before purchase.

- [Original product page](https://loonieperks.com/product/uni-t-ut673a-automotive-battery-tester)
- [View offer](https://loonieperks.com/visit/uni-t-ut673a-automotive-battery-tester)
- Market: CA
- Language: en-CA
- Currency: CAD
- Brand: Uni-Trend
- Model: UT673A
- Category: Cars & Motorcycles > Vehicle Diagnostic Equipment
- Price: 60.34 CAD
- Previous price: 75.43 CAD
- Discount: 20%
- Price checked: 2026-11-13T12:11:56.967Z
- Rating: 4.4 / 5
- Reviews: 118

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Provides battery health, cranking-system and charging-system checks according to the listing.
- Claims support for several lead-acid battery types, including AGM, GEL and EFB.
- Compact listed dimensions of 7.6 x 2.2 x 14.2 centimetres and weight of 0.35 kg.

## Pros

- Combines battery, cranking and charging system tests in one tool.
- Lists multiple battery standards and chemistries, including AGM, GEL and EFB.

## Specifications

### Identity
- Brand: Uni-Trend
- Model: UT673A
### Testing claims
- CCA range in title: 40-2000 CCA
- Battery capacity in title: 30Ah to 250Ah
- Battery capacity in feature text: 30AH-200AH
- Battery capacity in another feature: 3-250AH
- Battery voltage range: 7V-16V
- Battery standards and ranges: CCA: 40~2000; BCI: 40~2000; CA: 40~2000; MCA: 40~2000; JIS: 26A17~245H52; DIN: 40~1400; IEC: 40~1400; EN: 40~2000; SAE: 40~2000; AH: 3~250AH
- Battery types: Ordinary lead acid battery, AGM flat plate battery, AGM spiral battery, GEL battery, EFB battery
- Cranking and charging test voltage: 12V/24V cranking system test 7~30V DC √ 12V/24V charging system test 7~30V DC √
### Power and battery
- Power configuration: Battery Powered
- Power source stated in detailed specifications: Power None, powered by external source
### Dimensions and installation
- Dimensions listed: 7.6 x 2.2 x 14.2 centimetres
- Weight listed: 0.35 kg
### Other listed details
- Operating temperature: -20 ℃to 50℃
- Display: 128\*64 black and white lattice

## Before you buy

- The title, feature text and specification panel disagree on supported battery capacity, and voltage claims differ by test type. Power is described both as battery powered and as externally powered. Confirm the applicable capacity, voltage and power configuration for the selected listing before buying.

## In the box

- UNI-T UT673 car battery tester (Included): Named in the supplied included-components list.
- 1 AAA battery (Check selected pack): The listing says one AAA battery is required and included.

## A good fit for

- Vehicle owners checking lead-acid battery condition and starting or charging systems.
- Repair users who need a compact tester supporting common automotive battery standards.

## Less suited to

- Buyers who need confirmed capacity or voltage limits without resolving the listing's conflicting specifications.
- Buyers seeking evidence of lithium-battery support, which is not stated for this model.

## Customer feedback

Customer feedback describes the tester as useful, while reliability opinions are mixed. That matters for buyers who plan to rely on diagnostic readings for maintenance decisions. The listing's battery, cranking and charging checks may suit those uses, but customer impressions do not confirm measurement accuracy or resolve the conflicting specifications.
- Positive themes: Customers describe the device as useful.
- Mixed feedback: Opinions on reliability vary.

## Frequently asked questions

### What tests does the UT673A claim to perform?
The listing describes battery condition, cranking-system and charging-system tests. It also says readings can include voltage, cold-start current and battery health.
### Which battery capacity does it support?
The listing is inconsistent: the title says 30Ah to 250Ah, while feature text gives 30AH-200AH and elsewhere 3-250AH. Confirm the range for the selected listing.
### Does it work with 24V batteries?
The listing claims use with 12V and 24V batteries and gives 12V/24V cranking and charging test ranges, but also describes the UT673A as a 12V lead-acid tester. Check the selected listing's exact supported test and voltage limits.

## Offer details

- An 8% coupon is listed as available to apply. Terms apply.

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## Images

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 1](https://loonieperks.com/i/QdU6vE1ykFtwugzzLvsBc9gcSrAslQavlJfm6khMmpurn7G_4E95KXgPZmfk5k_CegiMeMMDzknLLmLWi6NSIC09KasJqJ3hwuwxVSfMKOBpF8kT1yNQ.jpg)

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 2](https://loonieperks.com/i/xrpcCYUwkUcJdrGqny_S6RWOkI_tlXco_ycmQXFm0LAYBdTsWv258xtmuUiPI6T9Gk3XdNbPkDkA5YADdjbDvZ6x7Wc6U72_CsV3uVnvWQHWaNY9Apx9.jpg)

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 3](https://loonieperks.com/i/4gppbeDwgJvbIftfB14Wmw3oF_4lHjUcAC8E1YQjlgcaykcI5NN7lebUpURJ0RN8FaLpSI9FvCWvxpvqTvXgVx1_JjYplXKOfgCvc4FDoA.jpg)

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 4](https://loonieperks.com/i/gOgTgWg2cOriHMI8w20yu3MBwCB_1wUGNBctVO78X2CNyhZvDvIparXvZsuNAfHTBn8-YKLrF15hq9XEVW2yrh8UJzI57YNNL3iGiSM89YzFbYX8OQcx.jpg)

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 5](https://loonieperks.com/i/3-_W4lV5RVPZMGhxWEq-Vwgayj5Md9swdNqiWM7aRYVrbdwQAST_5wfDkdSvqw0RGIdZfuibkkcDMIxsVq4z6WXwefTqocSn_t7q1TyOAgIeJlZRPdlj.jpg)

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 6](https://loonieperks.com/i/z99FvcBiEEzwpq6x2v09L3fWwYG8nGQOqX-OFWZiPexR1yhTcQ8n6hh1rS82qayYAk-P-14ZpQozus-OTpig1ne9z_teYp-dZEg-L9Z8QJR1gPxHel-o.jpg)

![UNI-T UT673A Battery Tester, 12V/24V, 40–2000 CCA — 7](https://loonieperks.com/i/_9wpYpSGn-P4SCAgvp6-6r0oPhqrTCrSDqT7Rsw_Da4zIi3ezFUiTb9Vq4nv1cO7T0xXcxAtYjfLEsoCeB5p4owiPvykw4jMmfrvAAVE0pxSV9jnqsGu.jpg)