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ALLEGRO Partial SAR Assembly, Series 9904, Helmet, OBAC, 15 psi - Allegro Partial SAR Assemblies
ALLEGROAllegro Partial SAR Assemblies

ALLEGRO Partial SAR Assembly, Series 9904, Helmet, OBAC, 15 psi

The Allegro 9904 Supplied Air Respirator is a general-purpose partial SAR assembly that uses an ambient air pump to deliver 15 psi of breathable air through OBAC fittings to a Stedprene-neck-cape helmet. This Series…

SKU 3G-OTH-748813

Brand
ALLEGRO
Item
Partial SAR Assembly, Series 9904, Helmet, OBAC, 15 psi
Category
Allegro Partial SAR Assemblies
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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

ALLEGRO
Manufacturer Part Number
9904
Series
9904
Type
OBAC, Ambient Air Pump, 15 psi, Helmet, 9904
Fittings
OBAC
Air Source
Ambient Air Pump
Application
General Purpose
Headgear Type
Helmet
Headgear Material
Stedprene (Neck Cape)
Operating Pressure
15 psi

Technical Documents

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

Product Description

The Allegro 9904 Supplied Air Respirator is a general-purpose partial SAR assembly that uses an ambient air pump to deliver 15 psi of breathable air through OBAC fittings to a Stedprene-neck-cape helmet. This Series 9904 unit is a complete, ready-to-use system for applications requiring a continuous-flow supplied-air respirator.

Frequently Asked Questions

What is the Allegro 9904 Supplied Air Respirator used for?

The Allegro 9904 is a general-purpose supplied-air respirator (SAR) assembly used in industrial environments where breathable air is needed. It delivers 15 psi via an ambient air pump through OBAC fittings to a Stedprene-neck-cape helmet, protecting workers from airborne contaminants.

What are the specifications of the Allegro 9904 Supplied Air Respirator?

The Allegro 9904 is a Series 9904 partial SAR assembly with a helmet headgear type, Stedprene neck cape material, OBAC fittings, and an ambient air pump air source. It operates at 15 psi and is designed for general-purpose applications. The manufacturer part number is 9904.

Where to buy the Allegro 9904 Supplied Air Respirator worldwide?

3G Electric supplies the Allegro 9904 Supplied Air Respirator to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this general-purpose SAR assembly, ensuring you receive the correct 15 psi ambient-air-pump system.

How to maintain the Allegro 9904 Supplied Air Respirator?

For the Allegro 9904, regularly inspect the Stedprene neck cape for tears, check OBAC fittings for leaks, and verify the ambient air pump delivers consistent 15 psi. Clean the helmet and cape per manufacturer guidelines, and replace any worn components to maintain breathable air quality.

Used in

Common applications for ALLEGRO
Industrial hygiene monitoring — ALLEGRO lead cassettes (9804-14) for airborne lead sampling in manufacturing facilities.
Confined space ventilation — ALLEGRO axial blower (9548) for air movement in tanks or vaults during maintenance.
Temporary heating on construction sites — ALLEGRO portable electric heater (9401-50) for work tents in cold weather.
Sampling pump maintenance — ALLEGRO service kits (9804-40) for replacing vanes and filters in IAQ pumps.
Asbestos or particulate analysis — ALLEGRO TEM cassettes (9804-17) for electron microscopy sample collection.
HVACR system testing — ALLEGRO axial blower (9548) for ventilation testing in ductwork or equipment rooms.
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ALLEGRO Products

3G Electric supplies ALLEGRO allegro partial sar assemblies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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