Structured Manufacturing Data (2026)

Temperature Gauge

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Temperature Gauge used in the Motor Vehicle Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Temperature Gauge is characterized by the integration of Temperature Sensor and Gauge Movement. In industrial production environments, manufacturers listed on CNFX commonly emphasize Plastic housing construction to support stable, high-cycle operation across diverse manufacturing scenarios.

An instrument that measures and displays the temperature of a vehicle's engine coolant or oil.

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Product Specifications

Technical details and manufacturing context for Temperature Gauge

Definition
A temperature gauge is a critical component of a vehicle's gauge cluster that monitors and visually indicates the operating temperature of the engine's coolant system or oil. It helps prevent engine damage by alerting the driver to overheating conditions.
Working Principle
Typically uses a temperature sensor (thermistor or bimetallic strip) that changes electrical resistance with temperature. This resistance change is converted to an electrical signal that moves a needle on an analog gauge or updates a digital display in the gauge cluster.
Common Materials
Plastic housing, Glass or polycarbonate lens, Copper or steel internal components, Electronic circuitry
Technical Parameters
  • Temperature measurement range, typically -40°C to 150°C (-40°F to 302°F) for automotive applications (°C/°F) Per Request
Components / BOM
  • Temperature Sensor
    Detects temperature changes and converts them to electrical signals
    Material: Stainless steel or brass housing with thermistor element
  • Gauge Movement
    Converts electrical signals into mechanical needle movement or digital display updates
    Material: Copper coils, magnets, and precision bearings
  • Face Plate Part
    Displays temperature scale and markings for easy reading
    Material: Printed plastic or metal
  • Housing Part
    Protects internal components and provides mounting interface
    Material: Plastic or die-cast metal

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Temperature Gauge.

Temp Gauge Engine Temperature Gauge Coolant Temperature Gauge high accuracy vehicle temperature gauge engine coolant temperature monitor automotive durable plastic housing temperature gauge motor vehicle oil temperature sensor precision temperature gauge for engine diagnostics

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Gauge Cluster
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0-100 psi (typical coolant system pressure)
other spec: Response time < 5 seconds, Accuracy ±2°C
temperature: -40°C to 150°C (typical automotive range)
Media Compatibility
✓ Ethylene glycol coolant ✓ Engine oil (SAE 5W-30) ✓ Transmission fluid
Unsuitable: Corrosive chemicals or high-viscosity slurries
Sizing Data Required
  • Engine operating temperature range
  • Coolant/oil system pressure rating
  • Required measurement accuracy and response time

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Sensor drift
Cause: Thermal cycling and aging of sensing elements (e.g., RTD, thermocouple) leading to calibration loss
Mechanical seal failure
Cause: Corrosion, vibration, or thermal stress compromising the seal between gauge and process connection
Maintenance Indicators
  • Erratic or fluctuating readings inconsistent with process conditions
  • Visible fluid leakage or condensation inside the gauge housing
Engineering Tips
  • Implement regular calibration checks using traceable standards to detect and correct sensor drift early
  • Install vibration dampeners and thermal insulation at connections to reduce mechanical and thermal stress

Compliance & Manufacturing Standards

Reference Standards
ISO 3864-1:2011 (Safety colors and safety signs) ANSI/ASME B40.1-2020 (Pressure Gauges and Gauge Attachments) EN 13190:2001 (Dial thermometers - Requirements and testing methods)
Manufacturing Precision
  • Temperature reading accuracy: +/- 1% of full scale
  • Dial face flatness: 0.5mm maximum deviation
Quality Inspection
  • Calibration verification against NIST-traceable standards
  • Hermetic seal integrity test (pressure/vacuum method)

Factories Producing Temperature Gauge

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials make this temperature gauge durable for vehicle use?

This gauge features a robust plastic housing, a scratch-resistant glass or polycarbonate lens, and corrosion-resistant copper or steel internal components, ensuring longevity in harsh automotive environments.

How does this temperature gauge help prevent engine damage?

By continuously monitoring engine coolant or oil temperature, this gauge alerts drivers to overheating conditions early, allowing for timely intervention to prevent costly engine damage and maintain optimal performance.

What are the main components included in this temperature gauge?

The gauge consists of a face plate for clear readings, a precise gauge movement mechanism, a protective housing, and a reliable temperature sensor that integrates with the vehicle's engine system.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Motor Vehicle Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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