Mechanical Gauges: Rugged Reliability

This category covers 9 mechanical gauge (mechanical gauge / instrument) products, including Ø 85mm cable-drive mechanical speedometers, odometers, and tachometers, 52 mm Bourdon tube gauges for oil pressure, coolant temperature, oil temperature, vacuum, and turbo boost, and cable-drive counter wheel drivetrain components. All products are fully mechanical with no electronic components, intended for OEM / ODM development and aftermarket replacement use on commercial trucks, buses, passenger cars, agricultural and construction machinery, forklifts, generator sets, and commercial marine vessels.

MW82620 Vacuum Gauge (Bourdon Tube)

• Intake Manifold Vacuum Monitoring

Technical Specifications

Diameter

2-1/16" (Ø 52 mm)

Mechanism

Bourdon Tube

Full-Scale Range

0 – 760 mmHg

Accuracy

±3% of full scale

Standards

Compliant with JIS D5603 and JIS D0204

Service Life

Zero-to-full-scale: 30000 cycles

Backlight

Incandescent lamp

Automotive-Grade Operating Temperature Range

-40°C to +85°C

Storage Temperature

Per SAE J1810: -65°C to +85°C

Ingress Protection

IP67 (front side)

 

Product Description

Overview

MW82620 is a 52 mm Bourdon tube mechanical vacuum gauge. It measures intake manifold vacuum through a Bourdon tube and gear mechanism, providing readings used to assess fuel efficiency, turbo system condition, and engine operating state. Intended for commercial vehicle use, engine tuning and diagnostics, aftermarket replacement, and OEM / ODM applications.

Full-scale range 0–760 mmHg, ±3% full-scale accuracy, compliant with JIS D5603 and JIS D0204; storage temperature per SAE J1810. Automotive-grade -40°C to +85°C operating temperature, IP67 front-side ingress protection.

Key Features

▸ Full-Scale 0–760 mmHg, ±3% Accuracy

Per JIS D5603 and JIS D0204; intake manifold vacuum measurement.

▸ Service Life: 30000 Full-Stroke Cycles

Bourdon tube mechanism; fully mechanical measurement, no electronic components.

▸ Automotive-grade -40°C to +85°C operating temperature, IP67

IP67 front-side ingress protection; incandescent (LAMP) backlight; storage temperature per SAE J1810.

Applications

For any vehicle or equipment with Bourdon tube gauges — heavy-duty trucks, buses, coaches, passenger cars, agricultural machinery, construction equipment, forklifts, generator sets, and commercial marine vessels.