Aluminum Flexible Metal Conduit (Reduced Wall/Greenfield)

Nominal Conduit Size	Nominal Conduit Size	Part Number	ID (mm)	OD (mm)	Bending Radius (mm)	Package/Roll (ft/m)	Measurement (LxWxH mm)	Certificate	Mated With
	5/16	PRWA-5/16	7.92~8.60	11.94~12.95	50	100 / 30.5	320*320*150
12	3/8	PRWA-3/8	9.52~9.96	14.22~15.49	50	100 / 30.5	320*320*150
16	1/2	PRWA-1/2	15.88~16.38	21.84~23.37	75	100 / 30.5	380*380*150
21	3/4	PRWA-3/4	20.62~21.21	26.54~28.07	100	100 / 30.5	450*450*180
27	1	PRWA-1	25.40~26.42	33.02~35.05	125	100 / 30.5	550*550*220
35	1-1/4	PRWA-1-1/4	31.75~33.02	39.37~41.40	160	50 / 15.3	500*500*180
41	1-1/2	PRWA-1-1/2	38.10~40.01	46.99~49.53	190	50 / 15.3	580*580*200
53	2	PRWA-2	50.80~52.83	59.69~62.23	255	25 / 7.6	550*550*200
63	2-1/2	PRWA-2-1/2	> 63.5	72.64~77.72	320	25 / 7.6	700*700*200
78	3	PRWA-3	> 76.2	85.34~90.42	380	25 / 7.6	750*750*250
91	3-1/2	PRWA-3-1/2	> 88.9	98.04~103.12	445	25 / 7.6	900*900*300
103	4	PRWA-4	> 101.6	110.74~115.82	510	25 / 7.6	900*900*300

Frequently Asked Questions

What is the PRWA series aluminum flexible metal conduit?

The PRWA series is a reduced-wall, lightweight aluminum flexible metal conduit manufactured to meet UL1 standards. It offers full trade sizes from 5/16" to 4" and is perfect for applications requiring weight reduction while maintaining electrical safety and flexibility.

Is PRWA aluminum conduit UL certified?

Yes, PRWA series is fully UL listed and recognized for all trade sizes. It holds multiple certifications including UL, cULus, and cURus (File No. E238089) and complies with ANSI/UL 1 and CSA 22.2 No. 56 standards.

What is the operating temperature range of this aluminum conduit?

The PRWA aluminum flexible metal conduit operates safely between -50℃ and +200℃, making it suitable for diverse applications in industrial, commercial, and temperature-controlled environments.

What sizes are available in the PRWA series?

PRWA series offers complete trade size coverage from 5/16" up to 4" (12 different sizes including 5/16", 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", and 4"). Each size comes with specific bending radius specifications and packaging quantities.

Why choose aluminum over steel conduit?

Aluminum conduit offers significant advantages: lighter weight for easier installation, excellent corrosion resistance without additional coating, better flexibility, and reduced material costs. It's ideal for applications where weight reduction and corrosion resistance are priorities.

Is PRWA conduit RoHS compliant?

Yes, our PRWA aluminum flexible metal conduit is fully RoHS compliant, ensuring no hazardous substances are used in manufacturing and meeting international environmental regulations and standards.

What is the IP rating and flexibility of PRWA conduit?

The PRWA series has an IP40 rating, protecting against solid objects larger than 1mm and splash water from any direction. It features high flexibility, allowing for easy bending and installation in complex routing applications.

What is "reduced wall" design and why does it matter?

Reduced wall design means the aluminum conduit has a thinner wall thickness while maintaining structural integrity and safety standards. This reduces weight significantly, cuts material costs, and maintains the same electrical protection qualities as thicker-walled conduits.

What fittings are compatible with PRWA aluminum conduit?

PRWA aluminum conduit is compatible with standard Bx-flex conduit fittings, available in both set screw type and two-screw type options, ensuring seamless integration with existing electrical systems and infrastructure.

What are typical applications for PRWA aluminum conduit?

PRWA conduit is ideal for data center wiring, building electrical installations, HVAC systems, industrial equipment, commercial lighting circuits, office automation systems, and any application requiring lightweight, corrosion-resistant wire protection per NEC regulations.

How much lighter is aluminum conduit compared to steel?

Aluminum is approximately one-third the weight of steel with the same strength properties. This weight reduction translates to easier installation, reduced labor costs, lower transportation expenses, and reduced structural load requirements.

Can I customize the PRWA conduit for my project?

Yes, we provide customization services for special requirements and large projects. Contact our sales team at info@flexible86.com or +86-563-6636999 to discuss custom specifications, bulk orders, and technical requirements.