Finding your suitable knockout box is not easy. You may need consider between hundred or thousand products from many store. In this article, we make a short list of the best knockout box including detail information and customer reviews. Let’s find out which is your favorite one.

Best knockout box

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Best knockout box reviews

1. Sigma Electric ProConnex 18151 Knockout Seal 3/4-Inch, 4-Pack

Feature

Closes exposed holes in enclosure
For a 3/4" knockout
Zinc -plated steel construction

Description

Sigma's knockout seals are used to close exposed holes in an outlet box or metal enclosure.

2. IBOSAD Hydraulic Knockout Hole Punch Driver Kit 1/2 to 2 inch Electrical Conduit Hole Cutter Set KO Tool Kit Metal Sheet Puncher

Feature

1/2",3/4",1",1 1/4", 1 1/2",2" punch dies
Develops 66KN of hydraulic force for easy punching,even in 3.5mm mild steel
Allow unlimited driver orientation to simplify access to work area.
Lightweight design for portable and fast work,make one-person operation easier

3. Sigma Electric ProConnex 49152 Knockout Seal 1-Inch, 1-Pack

Feature

Package Height : 0.508 Cm
Package Length : 2.54 Cm
Package Width : 2.54 Cm
Product Type : Home Lighting Accessory

4. Hubbell Wiring 192 4" Eight 1/2" and Four 3/4" Knockouts 1-1/2" Deep Square Box

Feature

Hubbell Square Box 4 In. Eight 1/2 In. And Four 3/4 In. Knockouts 1-1/2 In. Deep
Boxes are installed in ceilings or walls for lighting fixtures
This is manufactured in United States

5. BUD Industries JB-3955-KO Steel NEMA 1 Sheet Metal Junction Box 6" L x 6" W x 4" H, Gray

Feature

Heavy duty 16 GA welded steel construction
Screwed on flat cover with key holes for easy assembly
Four wall mounting holes in back
Durable ANSI 65 grey powder coating
Measures 6" width by 6" height by 4" depth

6. BUD Industries JBH-4956-KO Steel NEMA 1 Sheet Metal Box 4" L x 6" W, Gray

Feature

Heavy duty 16 GA welded steel construction
Hinged cover with slotted-head quarter-turn cam lock
Four wall mounting holes in back
Durable ANSI 65 grey powder coating
Measures 6" width by 8" height by 4" depth

7. BUD Industries JBH-4961-KO Steel NEMA 1 Sheet Metal Box 6" L x 10" W, Gray

Feature

Heavy duty 16 GA welded steel construction
Hinged cover with slotted-head quarter-turn cam lock
Four wall mounting holes in back
Durable ANSI 65 grey powder coating
Measures 10" width by 10" height by 6" depth

8. Peerless-AV IBA2AC-W in-Wall Metal Box Large with Knock Out and Power Outlet (Large), White

Feature

Holds up to 25 lbs
15 amplifier/125V duplex receptacle power source with surge protection with NEMA 5-15R
Low-profile design fits behind thinnest mounts & Flat panel displays
Installs between 16" Wood stud centers when positioned vertically
Heavy gage Cold-rolled steel construction

9. Hubbell-Raco 8265 2-1/8-Inch Deep, 3/4-Inch and 1-Inch Side Knockouts Welded 4-11/16-Inch Square Box

Feature

The product is 4-11/16" x 2-1/8" Deep, Steel Square Box, Welded Corners, Non-Metallic Clamps, 3 of 1/2", 6 of 3/4" and 4 of 1" Knockouts, 42 CUIN.
Easy to use
The product is manufactured in China
Welded construction
Pre-galvanized steel
UL listed and fire rated for safety
Combination of twelve 1/2 in. and 3/4 in. side knockouts

10. Hoffman ASE12X12X4 Pull Box, Screw Cover with Knockouts, Steel, 12" x 12" x 4", Gray

Feature

16, 14 or 12 gauge steel or plated steel
Application: Use this enclosure in commercial and general industrial applications that require a junction or pull box. For flush installations, order flush covers and door frames separately
Material: Steel
Size 12.00x12.00x4.00 in
Standard UL 50, 50E Listed; Type 1; File No. E27525; cUL Listed per CSA C22.2 No 40; Type 1; File No. E27525; NEMA/EEMAC Type 1; IEC 60529, IP30

Conclusion

By our suggestions above, we hope that you can found the best knockout box for you. Please don't forget to share your experience by comment in this post. Thank you!
Jane Mathis