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SPEEDAIRE Air Fuse - Air Fuses
SPEEDAIREAir Fuses

SPEEDAIRE Air Fuse

The SPEEDAIRE Air Fuse (SKU 3G-OTH-144053) is a 3/8 in NPT air fuse designed to automatically shut off airflow at a preset rate. It features a shut-off flow rate of 68 cfm at 100 psi and a cracking pressure of 4.4…

SKU 3G-OTH-144053

Brand
SPEEDAIRE
Item
Air Fuse
Category
Air Fuses
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Technical Specifications

SPEEDAIRE
Type
4.4 psi, 68 cfm Shut-Off Flow Rate @ 100 psi
Overall Lg
62 mm

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

Product Description

The SPEEDAIRE Air Fuse (SKU 3G-OTH-144053) is a 3/8 in NPT air fuse designed to automatically shut off airflow at a preset rate. It features a shut-off flow rate of 68 cfm at 100 psi and a cracking pressure of 4.4 psi, with an overall length of 62 mm. This device helps prevent hose whipping and air loss in the event of a downstream line rupture.

Frequently Asked Questions

What is a SPEEDAIRE Air Fuse used for?

A SPEEDAIRE Air Fuse automatically shuts off airflow when a downstream line ruptures, preventing hose whipping and air loss. It is used in compressed air systems across industrial facilities, including machining, material handling, and pneumatics departments, to improve safety and reduce waste.

What are the specifications of the SPEEDAIRE Air Fuse ?

The SPEEDAIRE Air Fuse has a 3/8 in NPT connection, a shut-off flow rate of 68 cfm at 100 psi, and a cracking pressure of 4.4 psi. Its overall length is 62 mm. These specs ensure reliable automatic shut-off in pneumatic lines to prevent hazards from line breaks.

Where to buy a SPEEDAIRE Air Fuse worldwide?

3G Electric supplies the SPEEDAIRE Air Fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this safety device for pneumatic systems.

How to install a SPEEDAIRE Air Fuse?

Install the SPEEDAIRE Air Fuse inline on a 3/8 in NPT compressed air line downstream of the shut-off valve. Ensure the arrow on the body points in the flow direction. Tighten fittings to manufacturer torque specs and test for leaks before putting the system back into service.

Used in

Common applications for SPEEDAIRE
Industrial finishing — Speedaire paint sprayer needle adjusting screw (SS201259G) for regulating paint flow and spray pattern.
Wastewater jetting — Speedaire 22KE03 sewer hose, 100 ft, 3/8 in ID, for high-pressure water jetting of drains and lines.
Pneumatic tool operation — Speedaire 2WGX6 air compressor pump, 4.9 cfm at 135 psi, for powering air tools and inflating tires.
Compressed air treatment — Speedaire 2YNL7 desiccant air dryer, 25 cfm, ISO Class 2, for removing moisture in instrument air systems.
Factory automation — Speedaire 22UX50 rotary vane air motor, 5.25 hp, for driving equipment in hazardous or wet environments.
Air preparation — Speedaire 4ZK95 filter-regulator, 3/8 in NPT, 163 cfm, for filtering and regulating pressure in general shop air.
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SPEEDAIRE Products

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

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