Square Metallic Junction Receptacle Electrical Outlet Extension Ring 4inch
ELECMAN ® 4"* 4"* 1-1/2" Steel Square Metallic Junction Outlet Box Extension Ring
Applications
ELECMAN® 4"* 4"* 1-1/2" steel square metallic junction outlet box entension rings provide a means of adding additional cubic capacity or as an outlet box for surface conduit.
Features
- Pre-galvanized or hot dipped galvanized are available.
- 1/2"& 3/4" concentric knockouts, normal 1/2",3/4" or 1" knockouts are also available.
- Mounting ears with screws, used to attached covers and mud rings.
Certifications and Compliances
ELECMAN® 4"* 4"* 1-1/2" steel square metallic junction outlet boxes are produced to the following specifications:
- UL Listed
- File No.: E513113
Specification Data
ELECMAN provides full size steel square metallic junction outlet box entension rings.
| 4"*4"*1-1/2" Square Box Extension Rings | |||
| CAT # | Hole Size | Description | Pictures |
| SBR1-50 | 1/2" | Steel, Depth: 1-1/2", Knockouts: 1/2" |
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| SBR1-75 | 3/4" | Steel, Depth: 1-1/2", Knockouts: 3/4" |
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| SBR1-5075 | 1/2" & 3/4" | Steel, Depth: 1-1/2", Knockouts: 1/2" & 3/4" |
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Packing Information
Packing is so important, good packing can help customers to improve the brand image, good packing also can help can help customers to stock the products well for longer time. For internal packing, use small carton boxes or self sealing plastic bag, for external packing, use good quality corrugated carton. ELECMAN can follow any requirement of customers.
More Specifications
ELECMAN provides more specification steel square metallic junction outlet box entension rings.
| 4"*4"*1-1/2" Square Box Extension Rings | 4-11/16"*4-11/16"*2-1/8" Square Box Extension Rings | ||||||
| CAT # | Hole Size | Description | Pictures | CAT # | Hole Size | Description | Pictures |
| SBR1-50 | 1/2" | Steel, Depth: 1-1/2", Knockouts: 1/2" |
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SBLR1-50 | 1/2" | Steel, Depth: 2-1/8", Knockouts: 1/2" |
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| SBR1-75 | 3/4" | Steel, Depth: 1-1/2", Knockouts: 3/4" |
SBLR1-75 | 3/4" | Steel, Depth: 2-1/8", Knockouts: 3/4" |
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| SBR1-5075 | 1/2" & 3/4" | Steel, Depth: 1-1/2", Knockouts: 1/2" & 3/4" |
SBLR1-5075 | 1/2" & 3/4" | Steel, Depth: 2-1/8", Knockouts: 1/2" & 3/4" |
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| 4"*4"*2-1/8" Square Boxes Extension Rings | |||||||
| CAT # | Hole Size | Description | Pictures | ||||
| SB3-50 | 1/2" | Steel, Depth: 2-1/8", Knockouts: 1/2" |
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| SB3-75 | 3/4" | Steel, Depth: 2-1/8", Knockouts: 3/4" |
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| SB3-5075 | 1/2" & 3/4" | Steel, Depth: 2-1/8", Knockouts: 1/2" & 3/4" |
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| SB3-100 | 1" | Steel, Depth: 2-1/8", Knockouts: 1" |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.






