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OTC 5021 Compression Tester - Compression Testers
OTCCompression Testers

OTC 5021 Compression Tester

The OTC Compression Gauge (MPN 5021) is a metal compression tester designed for engine compression testing. It includes a push-button compression release and is sold as an individual unit (EA).

SKU 3G-OTH-494794

Brand
OTC
Item
5021 Compression Tester
Category
Compression Testers
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OTC
Manufacturer Part Number
5021
Type
Compression Tester, Compression Testing, Metal/Plastic
Material
Metal
Includes
Push Button Compression Release
Tool Type
Compression Tester
Display Sell UOM
EA
Tester Type Broad
Compression Testers
Testing Application
Compression Testing
Compatible Vehicle Part
Engine

Technical Documents

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OTC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OTC Compression Gauge (MPN 5021) is a metal compression tester designed for engine compression testing. It includes a push-button compression release and is sold as an individual unit (EA).

Frequently Asked Questions

What is the OTC Compression Gauge 5021 used for?

The OTC Compression Gauge 5021 is used for engine compression testing in automotive and industrial applications. It measures cylinder pressure to diagnose engine health, including worn rings, valves, or head gaskets. The metal construction and push-button release make it suitable for repeated shop use.

What are the specifications of the OTC Compression Gauge 5021?

The OTC Compression Gauge 5021 is a metal compression tester with a push-button compression release. It is designed for engine compression testing and is sold as an individual unit (EA). The tool type is Compression Tester, and it is compatible with engine parts. The manufacturer part number is 5021.

Where to buy the OTC Compression Gauge 5021 worldwide?

3G Electric supplies the OTC Compression Gauge 5021 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this compression tester.

How to use the OTC Compression Gauge 5021 for engine testing?

To use the OTC Compression Gauge 5021, remove the spark plug or injector, insert the gauge adapter, and crank the engine. The push-button release allows you to reset the reading between cylinders. Compare results to manufacturer specifications to assess engine condition. Always follow safety procedures for your specific engine.

Used in

Common applications for OTC
Automotive repair — OTC bearing splitters (model 1124) for removing bearings from transmission shafts
Heavy equipment maintenance — OTC hydraulic electric pump (model 4044) for powering hydraulic cylinders in press applications
Truck wheel service — OTC Budd Wheel Socket (MPN 1948A) for removing and installing lug nuts on commercial vehicles
Industrial assembly — OTC lock nut sockets (MPN 1939) for tightening SAE lock nuts on machinery
Agricultural equipment repair — OTC puller set (model 4518) for extracting gears and pulleys from tractor components
Construction equipment maintenance — OTC drive socket set (MPN 4542) for servicing metric and SAE fasteners on excavators
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OTC Products

3G Electric supplies OTC compression testers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compression tester kit for engine compression testing. Dual-scale gauge reads 0 to 300 psi and 0 to 2100 kPa. Includes repair parts kit. Used to measure cylinder pressure for diagnosing piston ring, valve, and head gasket conditions
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Compression tester kit for engine compression testing. Dual-scale gauge reads 0 to 300 psi and 0 to 2100 kPa. Includes repair parts kit. Used to measure cylinder pressure for diagnosing piston ring, valve, and head gasket conditions
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This compression tester kit is used for engine compression testing to diagnose cylinder pressure issues. It includes a 2-1/2 in digital gauge with backlit LCD and protective outer boot, a 12 in flex hose, and a 14 mm long reach adapter. Suitable for automotive and industrial engine applications
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This steel compression gauge is designed for measuring engine cylinder compression. It features a popular 14 mm thread that fits both flat and tapered seat spark plug holes, making it suitable for use on a variety of gasoline engines during maintenance and diagnostic procedures