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APPLETON ELECTRIC RB400-300 Hazardous Location Reducing Bushing, 4 in to 3 in - Hazardous Location Reducing Bushings
APPLETON ELECTRICHazardous Location Reducing Bushings

APPLETON ELECTRIC RB400-300 Hazardous Location Reducing Bushing, 4 in to 3 in

The APPLETON ELECTRIC Reducing Bushing (MPN RB400-300) is a hazardous location reducing bushing made of iron, with a trade size reduction from 4 inches to 3 inches. This product is designed for use in industrial…

SKU 3G-OTH-05804

Also listed as: RB400300 · RB400 300

Brand
APPLETON ELECTRIC
Item
RB400-300 Hazardous Location Reducing Bushing, 4 in to 3 in
Category
Hazardous Location Reducing Bushings
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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

APPLETON ELECTRIC
Manufacturer Part Number
RB400-300
Reduction Size
4 in to 3 in

Technical Documents

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

Product Description

The APPLETON ELECTRIC Reducing Bushing (MPN RB400-300) is a hazardous location reducing bushing made of iron, with a trade size reduction from 4 inches to 3 inches. This product is designed for use in industrial environments requiring hazardous location-rated components.

Frequently Asked Questions

What is the APPLETON ELECTRIC Reducing Bushing RB400-300 used for?

This iron reducing bushing adapts a 4-inch conduit opening to a 3-inch trade size in hazardous locations. It is used in industrial environments such as oil refineries, chemical plants, and grain handling facilities where explosion-proof or flameproof conduit systems are required.

What are the specifications of the APPLETON ELECTRIC Reducing Bushing RB400-300?

The APPLETON ELECTRIC Reducing Bushing RB400-300 is made of iron and reduces from 4 in to 3 in trade size. It is rated for hazardous locations and is manufactured by APPLETON ELECTRIC. The part number is RB400-300.

Where to buy the APPLETON ELECTRIC Reducing Bushing RB400-300 worldwide?

3G Electric supplies the APPLETON ELECTRIC Reducing Bushing RB400-300 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this hazardous location reducing bushing.

How to install the APPLETON ELECTRIC Reducing Bushing RB400-300?

Install the reducing bushing by threading it into the larger 4-inch hub or coupling, then connect the 3-inch conduit into the bushing. Apply a suitable thread sealant approved for hazardous locations. Always follow NEC/CEC requirements and the manufacturer's instructions for explosion-proof installations.

Used in

Common applications for APPLETON ELECTRIC
Oil and gas refineries — Appleton Electric EDSC21MC2 manual motor switch for controlling pumps in Class I, Division 1 areas
Chemical processing plants — Appleton Electric AEAB13420C hazardous location circuit breaker for motor protection in volatile environments
Pharmaceutical manufacturing — Appleton Electric FSK-1VDR weatherproof cover for duplex receptacles in washdown zones
Wastewater treatment facilities — Appleton Electric UNY250R-A aluminum conduit union for corrosion-resistant connections
Mining operations — Appleton Electric EDSC277-SA tandem 2-gang box for junction points in hazardous dust locations
Food and beverage processing — Appleton Electric JBK-75 iron cover for conduit access fittings in wet or dusty areas

APPLETON ELECTRIC Products

3G Electric supplies APPLETON ELECTRIC hazardous location reducing bushings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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