ABB | Thomas & Betts

Thomas & Betts is known for “Bringing the Power of Electricity into Your Life.” Their product offering helps you to connect and conduct electricity for residential, industrial, commercial, and rural applications. Since their foundation, Thomas & Betts has engineered solutions that are powerful, offer tight control, reduce energy, and provide flexibility. Choose Thomas & Betts for your cable/conduit systems, fittings, wire termination, surge protection, boxes and covers, and so much more.

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Top Seller
Square Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Galvanized Steel, Welded Construction, with Grounding Bump, For use with Conduit
Steel City
Square Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Galvanized Steel, Welded Construction, with Grounding Bump, For use with Conduit
MFR: ABB - Installation Products
MFR #: 521511234EWGB
UPC: 785991025798
Item #: 2939
In Stock -
$5.39 each
Availability
Location Available Qty
Top Seller
One Gang Square Device Cover, 4 Cubic Inches, 4 Inch Square x 5/8 Inch Raised, Pre-Galvanized Steel
Steel City
One Gang Square Device Cover, 4 Cubic Inches, 4 Inch Square x 5/8 Inch Raised, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 52 C 14 5/8
UPC: 785991138825
Item #: 72186
In Stock -
$3.57 each
Availability
Location Available Qty
Top Seller
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Galvanized Steel, Welded Construction, Ground Bump, For use with Conduit
Steel City
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Galvanized Steel, Welded Construction, Ground Bump, For use with Conduit
MFR: ABB - Installation Products
MFR #: 521711234E
UPC: 785991167115
Item #: 7842
In Stock -
$8.94 each
Availability
Location Available Qty
Top Seller
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Ground Fault Receptacle
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Ground Fault Receptacle
MFR: ABB - Installation Products
MFR #: RS 16 CC
UPC: 785991120882
Item #: 90515
In Stock -
$18.34 each
Availability
Location Available Qty
Top Seller
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Toggle Switch
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Toggle Switch
MFR: ABB - Installation Products
MFR #: RS 9
UPC: 785991120585
Item #: 162921
In Stock -
$8.93 each
Availability
Location Available Qty
Top Seller
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, 2-5/32 Inches Diameter Hole, Galvanized Steel, For use with One 30 or 50 Amp Dryer or Range Receptacle
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, 2-5/32 Inches Diameter Hole, Galvanized Steel, For use with One 30 or 50 Amp Dryer or Range Receptacle
MFR: ABB - Installation Products
MFR #: RS 13
UPC: 785991120790
Item #: 31528
In Stock -
$13.79 each
Availability
Location Available Qty
Top Seller
Old Work Box Support, Pre-Galvanized Steel, Switch Box Steel-Mounting Holder, Maximum Wall Thickness 1-1/2 Inches
Steel City
Old Work Box Support, Pre-Galvanized Steel, Switch Box Steel-Mounting Holder, Maximum Wall Thickness 1-1/2 Inches
MFR: ABB - Installation Products
MFR #: 820 D
UPC: 785991152104
Item #: 69240
In Stock -
$2.96 each
Availability
Location Available Qty
Top Seller
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inches Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, Welded Construction, with CV Bracket, For use with Conduit
Steel City
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inches Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, Welded Construction, with CV Bracket, For use with Conduit
MFR: ABB - Installation Products
MFR #: 52171 CV1/2 3/4
UPC: 785991167351
Item #: 135665
In Stock -
$12.90 each
Availability
Location Available Qty
Top Seller
Gangable Switch Box, 18 Cubic Inches, 3 Inches Long x 2 Inches Wide x 3-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Ears Flush, For use with Conduit
Steel City
Gangable Switch Box, 18 Cubic Inches, 3 Inches Long x 2 Inches Wide x 3-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Ears Flush, For use with Conduit
MFR: ABB - Installation Products
MFR #: CY 1/2
UPC: 785991107753
Item #: 25505
In Stock -
$17.61 each
Availability
Location Available Qty
Steel City
Square Box Extension Ring, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 531511234UB
UPC: 785991167818
Item #: 57652
In Stock -
$32.11 each
Availability
Location Available Qty
Top Seller
Round Ceiling Fan Box, 6 Cubic Inches, 4 Inch Diameter, 1/2 Inch Knockouts, Pre-Galvanized, Drawn Construction, For use with Conduit
Steel City
56111 Ceiling Box, 6 Cubic Inches, Round
MFR: ABB - Installation Products
MFR #: 56111
UPC: 785991177251
Item #: 144060
In Stock -
$13.11 each
Availability
Location Available Qty
Top Seller
Round Box, 4 Cubic Inches, 3-1/4 Inch Diameter, 1/2 Inch Deep, Pre-Galvanized Steel, Drawn Construction with 1/2 Inch Knockouts, with Non-Metallic Sheathed Cable Clamp (C-8)
Steel City
36115-C30 Ceiling Box, 4 Cubic Inches, Round
MFR: ABB - Installation Products
MFR #: 36115 C30
UPC: 785991162059
Item #: 157529
In Stock -
$14.81 each
Availability
Location Available Qty
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Ground Fault Receptacle and One Duplex Receptacle
MFR: ABB - Installation Products
MFR #: RS 19 CC
UPC: 785991120912
Item #: 186130
In Stock -
$26.33 each
Availability
Location Available Qty
Top Seller
One Gang Utility Box Cover, 4 Inch Long x 2-1/8 Inch Wide x 1/4 Inch Raised, 1/2 Inch Knockout, Pre-Galvanized Steel
Steel City
One Gang Utility Box Cover, 4 Inch Long x 2-1/8 Inch Wide x 1/4 Inch Raised, 1/2 Inch Knockout, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 58 C 6
UPC: 785991143157
Item #: 130338
In Stock -
$4.30 each
Availability
Location Available Qty
Top Seller
One Gang Utility Box, 13.0 Cubic Inches, 4 Inches Long x 2-1/8 Inches Wide x 1-7/8 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction, CV Bracket Recessed 1/2 Inch and For use with Conduit
Steel City
One Gang Utility Box, 13.0 Cubic Inches, 4 Inches Long x 2-1/8 Inches Wide x 1-7/8 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction, CV Bracket Recessed 1/2 Inch and For use with Conduit
MFR: ABB - Installation Products
MFR #: 58361 V 1/2
UPC: 785991178951
Item #: 175680
In Stock -
$14.62 each
Availability
Location Available Qty
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, 1-19/32 Inch Diameter Hole, Galvanized Steel, For use with One 4-Wire Twist-Lock Single Receptacle
MFR: ABB - Installation Products
MFR #: RS 4
UPC: 785991120318
Item #: 122432
In Stock -
$12.29 each
Availability
Location Available Qty
Steel City
Square Box, 42 Cubic Inches, 4-11/16 Inches Square x 2-1/8 Inches Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, Welded Construction, Suitable for use without a Bonding Jumper in Circuits Above or Below 250 Volts
MFR: ABB - Installation Products
MFR #: 72171 1/2 3/4 E
UPC: 785991182811
Item #: 138408
In Stock -
$10.62 each
Availability
Location Available Qty
Steel City
Square Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, with CV Bracket, For use with Conduit
MFR: ABB - Installation Products
MFR #: 52151 CV 1/2 3/4
UPC: 785991165128
Item #: 18506
In Stock -
$9.16 each
Availability
Location Available Qty
Steel City
Two Gang Square Device Cover, 7.3 Cubic Inches, 4 Inch Square x 5/8 Inch Raised, Pre-Galvanized Steel, For use with Dry Wall, pack of 25
MFR: ABB - Installation Products
MFR #: 52C185/8-25
UPC: 785991139020
Item #: 65145
In Stock -
$5.30 each
Availability
Location Available Qty
Steel City
Square Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Galvanized Steel, Welded Construction, For use with Conduit
MFR: ABB - Installation Products
MFR #: 521511234EW
UPC: 785991164428
Item #: 21424
In Stock -
$5.39 each
Availability
Location Available Qty
Steel City
Two Gang Square Device Cover, 6.3 Cubic Inches, 4 Inch Square x 1/2 Inch Raised, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 52C17-25
UPC: 785991138955
Item #: 105392
In Stock -
$6.52 each
Availability
Location Available Qty
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with Two Toggle Switches
MFR: ABB - Installation Products
MFR #: RS 5
UPC: 785991120387
Item #: 120685
In Stock -
$10.48 each
Availability
Location Available Qty
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with Two Ground Fault Receptacles
MFR: ABB - Installation Products
MFR #: RS 17 CC
UPC: 785991120899
Item #: 185555
In Stock -
$25.21 each
Availability
Location Available Qty
Steel City
Square Box Cover, 4.3 Cubic Inches, 4 Inch Square x 5/8 Inch Raised, Pre-Galvanized Steel, Center Blanked with Tapped Ears on 2-3/4 Inches Centers
MFR: ABB - Installation Products
MFR #: 52C3-25
UPC: 785991138009
Item #: 73077
In Stock -
$4.59 each
Availability
Location Available Qty
Steel City
Gangable Switch Box, 12.5 Cubic Inches, 3 Inches Long x 2 Inches Wide x 2-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Beveled Corners and Ears Flush, For use with Conduit
MFR: ABB - Installation Products
MFR #: CDOW
UPC: 785991103359
Item #: 21108
In Stock -
$12.02 each
Availability
Location Available Qty
Steel City
One Gang Utility Box Cover, 4 Inch Long x 2-1/8 Inch Wide x 1/4 Inch Raised, Pre-Galvanized Steel, with Single Toggle Switch
MFR: ABB - Installation Products
MFR #: 58 C 30
UPC: 785991143300
Item #: 131730
In Stock -
$3.22 each
Availability
Location Available Qty
Steel City
Square Box Cover, 3.5 Cubic Inches 4 Inch Square x 1/2 Inch Raised, Center Blanked with Tapped Ears on 2-3/4 Inch Centers, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 52C31/2-25
UPC: 785991138108
Item #: 159676
In Stock -
$5.10 each
Availability
Location Available Qty
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Toggle Switch and One Duplex Flush Receptacle
MFR: ABB - Installation Products
MFR #: RS 2
UPC: 785991120233
Item #: 121784
In Stock -
$11.09 each
Availability
Location Available Qty
Steel City
Gangable Switch Box, 14 Cubic Inches, 3 Inches Long x 2 Inches Wide x 2-3/4 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Ears Flush for Old Work, For use with Conduit
MFR: ABB - Installation Products
MFR #: CW 1/2
UPC: 785991105308
Item #: 23242
In Stock -
$14.33 each
Availability
Location Available Qty
Steel City
Square Box Surface Cover, 5 Cubic Inches, 4 Inch Square x 1/2 Inch Deep, Galvanized Steel, For use with One Ground Fault Receptacle and One Toggle Switch
MFR: ABB - Installation Products
MFR #: RS 18 CC
UPC: 785991120905
Item #: 18050
In Stock -
$24.40 each
Availability
Location Available Qty
Steel City
Gangable Masonry Box, 22 Cubic Inches, 3-3/4 Inches Long x 1-15/16 Inches Wide x 3-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Knockouts, Pre-Galvanized Steel, For use with Conduit
MFR: ABB - Installation Products
MFR #: GW 135 G
UPC: 785991920949
Item #: 40404
In Stock -
$18.55 each
Availability
Location Available Qty
Steel City
One Gang Utility Box Extension Ring, 13 Cubic Inches, 4 Inches Long x 2-1/8 Inches Wide x 1-7/8 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction
MFR: ABB - Installation Products
MFR #: 59361 1/2
UPC: 785991180206
Item #: 176299
In Stock -
$18.51 each
Availability
Location Available Qty
Steel City
One Gang Square Device Cover, 8.3 Cubic Inches, 4 Inch Square x 1-1/4 Inch Raised, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 52 C 16
UPC: 785991138900
Item #: 103328
In Stock -
$7.65 each
Availability
Location Available Qty
Steel City
Octagon Ceiling Fan Box, 15.8 Cubic Inches, 4 Inch Diameter x 1-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction, with Non-Metallic Cable Clamps (C-5), For use with Non-Metallic Sheathed Cable
MFR: ABB - Installation Products
MFR #: 54151 CFB
UPC: 785991170542
Item #: 65444
In Stock -
$36.90 each
Availability
Location Available Qty
Steel City
Round Ceiling Fan Box, 6 Cubic Inches, 4 Inch Diameter, 1/2 Inch Knockouts, Pre-Galvanized, Drawn Construction, with Plastic Romex Connector Included
MFR: ABB - Installation Products
MFR #: 56111 CFB
UPC: 785991177244
Item #: 64738
In Stock -
$25.04 each
Availability
Location Available Qty
Steel City
Octagon Box Extension Ring, 15.8 Cubic Inches, 4 Inch Diameter x 1-1/2 Inch Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction
MFR: ABB - Installation Products
MFR #: 551511/2-25
UPC: 785991176001
Item #: 42692
In Stock -
$19.60 each
Availability
Location Available Qty
Steel City
2 Inch Snap-In Blank, Steel-Zinc Plated
MFR: ABB - Installation Products
MFR #: BL 116
UPC: 785991403206
Item #: 123771
In Stock -
$3.49 each
Availability
Location Available Qty
Steel City
1-1/4 Inch Snap-In Blank, Steel-Zinc Plated
MFR: ABB - Installation Products
MFR #: BL 114
UPC: 785991403169
Item #: 122371
In Stock -
$1.76 each
Availability
Location Available Qty
Steel City
10-32 x 3/8 inch slotted hexagon-head washer-face ground screw with green dye finish and a six-inch solid copper #12 AWG insulated wire
MFR: ABB - Installation Products
MFR #: GSC 12
UPC: 785991110340
Item #: 78331
In Stock -
$1.94 each
Availability
Location Available Qty
Steel City
1/2 & 3/4 BOX EXT RING 42CUB STL
MFR: ABB - Installation Products
MFR #: 73171 1/2 3/4
UPC: 785991185058
Item #: 48910
In Stock -
$30.74 each
Availability
Location Available Qty
Steel City
Square Box Extension Ring, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inch Deep, 1/2 Inch and 3/4 Inch Knockouts, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 531711234
UPC: 785991168402
Item #: 75285
In Stock -
$46.98 each
Availability
Location Available Qty
Steel City
Single Gang Square-Cut Tile Wall Cover, 11 Cubic Inches, 4 Inch Square x 1-1/2 Inch Raised, Pre-Galvanized Steel, pack of 25
MFR: ABB - Installation Products
MFR #: 52C5011/2-25
UPC: 785991140200
Item #: 110902
Available to Order
$13.03 each
Availability
Location Available Qty
Steel City
Single Gang Device Cover, 4 Cubic Inches, 4-11/16 Inch x 5/8 Inch Raised, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 72 C 14 5/8
UPC: 785991175585
Item #: 6348
In Stock -
$12.26 each
Availability
Location Available Qty
Steel City
Two Gang Square Device Cover, 15 Cubic Inches, 4 Inch Square x 1-1/4 Inch Raised, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 52 C 21
UPC: 785991139150
Item #: 107464
In Stock -
$16.94 each
Availability
Location Available Qty
Steel City
Gangable Switch Box, 12.5 Cubic Inches, 3 Inches Long x 2 Inches Wide x 2-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Non-Metallic Cable Clamps (C-5), Ears Flush or Old Work, For Non-Metallic Sheathed Cable
MFR: ABB - Installation Products
MFR #: LXWOW-25
UPC: 785991119008
Item #: 92781
In Stock -
$12.77 each
Availability
Location Available Qty
Steel City
Two Gang Device Cover, 7.5 Cubic Inches, 4-11/16 Inch x 5/8 Inch Raised, Pre-Galvanized Steel
MFR: ABB - Installation Products
MFR #: 72 C 18 5/8
UPC: 785991145779
Item #: 5621
In Stock -
$17.61 each
Availability
Location Available Qty
Steel City
Gangable Switch Box, 12.5 Cubic Inches, 3 Inches Long x 2 Inches Wide x 2-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Tiger Grip, and Ears Flush, For use with Conduit, pack of 25
MFR: ABB - Installation Products
MFR #: CDOWTG-25
UPC: 785991103373
Item #: 154802
Available to Order
$28.59 each
Availability
Location Available Qty
Steel City
Non-Gangable Switch Box, 7.5 Cubic Inches, 3 Inches Long x 2 Inches Wide x 1-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Beveled Corners, Non-Metallic Cable Clamps (C-5) and Ears Flush for Old Work, For Non-Metallic Sheathed Cable
MFR: ABB - Installation Products
MFR #: SWB-25
UPC: 785991125504
Item #: 39974
In Stock -
$20.82 each
Availability
Location Available Qty