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12V Horizontal Water Temp Volt Meter Automotive

Integrating coolant temperature and battery voltage monitoring in one compact horizontal unit, this HWV101 gauge eliminates the need for separate instruments while saving dashboard space. The high-brightness red digital display delivers 170° wide-angle visibility in all lighting conditions, with precision sensing achieving ±1°C temperature and ±0.1V voltage accuracy after 72-hour aging tests. Complete installation accessories include long sensor probe, mounting hardware and double-sided adhesive for no-drill installation in under 10 minutes. The sealed lightweight housing resists dust and vibration, making this 12V universal gauge ideal for passenger cars, pickup trucks and delivery fleets.
  • HWV101

  • MrGauge

  • HWV101

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This HWV101 horizontal gauge integrates coolant temperature and battery voltage monitoring into a single compact unit, eliminating the need for separate instruments and saving dashboard space. The high-brightness red digital display delivers wide-angle visibility across all lighting conditions, with precision sensing validated by 72-hour aging tests. The package includes complete installation accessories for no-drill mounting, making it suitable for passenger cars, pickup trucks, and delivery fleets. Its universal 12V compatibility allows parts wholesalers to cover most passenger vehicle refitting demands with one SKU, simplifying inventory management.

12V Horizontal Water Temp Volt Meter Automotive

Key Features of the 12V Horizontal Water Temp Volt Meter

2-in-1 Integrated Design for Space & Cost Reduction

This 2-in-1 digital car coolant and voltage monitor combines coolant temperature detection and battery voltage measurement in one horizontal unit. It removes the need to mount two separate gauges, saving limited dashboard space and cutting extra fitting costs for private car owners and repair shops. This integrated design also reduces the number of parts required for bulk procurement.

High-Brightness Digital Display With Wide Viewing Angle

The gauge uses a high-brightness red digital readout with large, clear digits and a nearly 170-degree viewing angle. The screen maintains stable readability under intense sunlight and in dark night cab environments, allowing drivers to check data without shifting focus away from the road during highway driving and urban commuting.

No-Drill Installation With Complete Accessory Kit

The package includes a long temperature sensor wire, fixing probe, and double-sided adhesive tape. Users can mount the gauge flat on the dashboard without drilling holes, avoiding damage to the original vehicle interior. The full wiring kit reduces installation time to within 10 minutes for operators with basic technical knowledge, lowering on-site construction costs for repair shops.

Precision Sensing Chip Validated by Aging Tests

Each unit passes 72-hour voltage fluctuation and temperature cycle aging tests before delivery. The temperature reading error is controlled within ±1℃, and the voltage reading error within ±0.1V. This level of precision supports early warnings of engine overheating or low battery power, helping reduce unexpected breakdowns for fleet operations.

Compact Sealed Housing for Durability & Logistics Efficiency

The gauge features a fully enclosed, lightweight housing with a single net weight of 0.1021 kg and compact individual packaging dimensions. The small package size reduces logistics costs for bulk importers, while the sealed casing blocks engine dust and cab vibration, lowering post-sales failure rates over the product lifecycle.

Universal Compatibility for 12V Vehicle Types

This dual-function gauge is compatible with all 12V gasoline passenger cars, pickup trucks, and off-road vehicles. Auto parts wholesalers only need this single model to cover most passenger car refitting demands, simplifying inventory categories and reducing capital occupation for business operations.

Technical Parameters of the HWV101 Dual Function Gauge

Item

Details

Item

Details

Condition

New

Purpose

Replacement and repair

Place of Origin

Zhejiang, China

Brand Name

MrGauge

Model Number

HWV101

Warranty

12 Months

Car Make

Universal (12V)

Product Name

Horizontal LCD Water Temp & Volt Meter

Display

Digital LCD

Color

Black

Material

Plastic

Certificate

ISO 9001

Voltage

12V

Function

Digital car information display

Quality Control

100% Tested

Package

Neutral packing

Single Package Size

10×6.5×5 cm

Single Gross Weight

0.200 kg

Commercial Application Scenarios

Daily Commuter Passenger Vehicles

Private car owners and fleet operators install this 2-in-1 digital meter on dashboards. It displays real-time coolant temperature and battery voltage during daily commutes, reminding drivers of abnormal engine temperature or battery status to avoid sudden breakdowns on urban roads.

Off-Road SUVs & Pickup Trucks for Outdoor Operations

Outdoor operation teams fit this horizontal dual gauge in their vehicles. Its shockproof sealed casing and long sensor wire maintain stable readings on bumpy mountain roads, monitoring vehicle status for long-distance field work and cross-country trips.

Urban Delivery Vans & Light Commercial Fleets

Urban delivery drivers use this no-drill digital monitor for light commercial vehicles. The double-sided adhesive mounting does not damage original interiors, tracking cooling system and battery condition under frequent start-stop, heavy-load daily working conditions.

Auto Modification Shops & Auto Parts Wholesalers

Repair garages and parts wholesalers stock this universal 12V digital gauge as standard refitting inventory. It suits most passenger vehicles, supporting fast dual-function monitoring installation services for car modification and maintenance customers.

FAQ for Commercial Users

Is this gauge compatible with all 12V gasoline vehicles?

This gauge is designed for 12V gasoline passenger cars, pickup trucks, and off-road vehicles. For special vehicle models, customers can provide vehicle details to our sales team for compatibility confirmation before ordering.

Does the package include all required installation accessories?

Yes, the package includes a temperature sensor wire, mounting hardware, and double-sided adhesive tape for no-drill installation. No additional accessories are required for standard installation.

What is the warranty period for this product?

We provide a 12-month warranty against manufacturing defects. Technical support is available throughout the product lifecycle, and replacement parts can be ordered separately for maintenance needs.

What quality certifications does this meter have?

This product holds ISO 9001 certification, with production processes following international automotive quality management standards. Certification documentation can be provided for commercial procurement review upon request.

For bulk order quotes and custom packaging options, contact our sales team for support tailored to your commercial procurement needs. 

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