34,000+ results for extension box
- Orbit 4SDB-MKO-EXT 4 Inch Square EXTENTION Box 2.13 Inch Deep MKOOpens in a new window or tabBrand New$7.45Save up to 10% when you buy morelorrayne49 (9,245) 97.4%+$5.00 shipping
- 4-11/16" Square Welded Electrical Extension Box Ring 2-1/8 Deep KO's~Raco 262Opens in a new window or tabBrand New$4.99electrician.depot (36,593) 98.2%+$5.99 shipping917 sold
- Raco 130 Extension Ring, Box, 2, Steel, Extension RingOpens in a new window or tabFree Shipping on orders over $75Brand New$3.15zorotools (1,183,634) 99.5%+$5.00 shippingFree returns
- 25 pieces 4" Octagon Box Extension Rings Steel City NEWOpens in a new window or tabBrand New$52.00pratt2905 (1,791) 100%Free shippingAlmost gone11 sold
- Lot Of 2 RACO 4" Square Steel Box Extention SEE DESCRIPTIONOpens in a new window or tabNew – Open box$19.99elisblackbur-0 (7,185) 99.9%Free shipping
- RANDL INDUSTRIES 5" X 4" SQUARE 5/8" EXTENSION RING BACK BOXOpens in a new window or tabBrand New$4.50Save up to 7% when you buy moretoomanyamps (29,505) 99.5%Free shipping
- 4 In. 21 Cu. In. Square Box Extension RingOpens in a new window or tabBrand New$5.59marcelixstoreusa (18,855) 99.2%Free shippingFree returns
- ReceptXtenders Electrical Receptacle Box Extension Ring 1-Gang 1/4"Opens in a new window or tabNew – Open box$1.58Save up to 40% when you buy moreWas: $3.95 60% offTop Rated Plusfsasllc (188,502) 99.3%+$4.95 shippingFree returns3 watchers
- One Cat. 2-Gang Weatherproof Box Extention #30273 1" Deep Old #B2-EX (NIB)Opens in a new window or tabBrand New$15.00seicinc (5,640) 100%+$14.18 shipping
- Bell 5406-0 Single-Gang Extension Box GrayOpens in a new window or tabNew – Open box$9.52Top Rated PlusWas: $11.90 20% offcordobaretail (2,278) 99.4%Free shippingFree returns
- Steel City 53171-1 4" Square Extension Ring 1" KOOpens in a new window or tabNew – Open box$3.00Save up to 20% when you buy morejjpstuff (2,486) 99.5%+$6.65 shipping87 sold
- NIB 2 GANG 30273 OUTLET BOX EXTENTION OLD # B2-EXOpens in a new window or tabNew – Open box$14.95premiumplc (21,134) 100%Free shipping
- 8-PK 59351-1/2 UTILITY Electrical HANDY BOX EXTENSION RING NEW 4SSLE-1/2Opens in a new window or tabBrand New$19.95Save up to 5% when you buy moreTop Rated PlusFree shippingalimproviste (25,590) 99.9%Free returns
- Iberville BC1110R Utility Box Extension Ring 4in X 2-3/8in X 1-7/8in (BOX OF 50)Opens in a new window or tabBrand New$210.00intersupplier (1,148) 99.4%+$22.31 shipping
- Eaton 4" OCTAGON EXTENSION RING BOX OF 50Opens in a new window or tabCat No. TP286New – Open box$200.00remad-3949 (45) 100%Free shipping
- Volvo VNL 2004-2015 L R Side Extension Corner Bumper w/o Fog Light Hole Set PairOpens in a new window or tabBrand New$169.91expedited_parts (12,801) 98.5%Free 2-4 day shipping263 sold
- Thomas&Betts Galvanized Steel 3" x 2" x 7/8" Switch Box Extension, Lot of 2, FSOpens in a new window or tabBrand New$10.00Save up to 20% when you buy morebuildersdiscountmart (102,085) 99.4%Free shipping
- Steel City 53151 1/2 3/4 Pre-Galvanized Steel Square Box ExtensionOpens in a new window or tabBrand New$14.55mondaychu (2,859) 99.3%Free shippingFree returnsLast one
- 3 Pack Weatherproof Electrical Connection Box ,Extension Cord Safety Cover BlackOpens in a new window or tabBrand New$16.99Top Rated Pluscostechus (25,717) 99.3%Free shippingFree returns
- Legrand Wirelmold V5739A Extension Box Open Base 6 3/8" (162mm)Opens in a new window or tabBrand New$22.50ripplestix (1,354) 99.4%Free shipping
- Bell 6-Outlet 3/4 In. NPT Die-Cast Aluminum Weatherproof Outdoor Box ExtensionOpens in a new window or tabBrand New$17.98simsupply (133,507) 98.5%List price: $20.99 14% offFree shipping
- 53151-1/2 Steel City 4" Square Box Extension 1-1/2" Deep 12x 1/2" Knockouts NOSOpens in a new window or tabNew – Open box$7.49gallowayindustrialsupplyco (2,039) 99.5%Free shipping
- 531511/23/4 STEEL-CITY 4-INCH PRE-GALVANIZED STEEL SQUARE BOX EXTENSION RING 1-1Opens in a new window or tabBrand New$2.99Save up to 10% when you buy moreTop Rated Plus+$10.59 shippingfittingsproelectricstore (2,694) 100%Free returnsLast one
- Steel City 73151 Extension BoxOpens in a new window or tabNew – Open box$4.75centralsurplus (17,108) 99.6%+$8.91 shipping
- Switch Box Extension 3"x2"x7/8" with screwsOpens in a new window or tabBrand New$11.00ksnsurplus (42) 100%+$8.50 shipping
- Steel City 73151 1234 RD, Square Box Extension Ring, 73151 1/2 & 3/4 Red, 1 PCOpens in a new window or tabNew – Open box$8.00welchfamilymarketing (44) 100%+$6.00 shipping
- TP428 Crouse-Hinds Cooper 4" Square Box Extension 1 1/2" Deep 1/2" 3/4" KnockoutOpens in a new window or tabNew – Open box$3.52Top Rated Plusexcessexpressllc (12,512) 99.8%+$4.65 shippingFree returns
- 1-Gang 3/4 In. Electrical Receptacle Box Extension Ring 5-PackOpens in a new window or tabBrand New$12.44storefrontmiami (2,753) 96.1%Was: $13.10 5% offFree shipping
- Black Box Network Services Acu6201a Catx USB KVM Extender (dual Video)Opens in a new window or tabBrand New$850.00Save up to 15% when you buy moredrimaxu (2,279) 99.4%Free shipping
- For Ford Mustang 2015-17 HN Style Matte Rear Bumper Diffuser W/Corner ExtensionOpens in a new window or tabBrand New$119.99best_queenstore (849) 93.6%Free shippingAlmost gone9 sold
- Snow + Sun Joe | EcoSharp Lithium-Ion Battery | 24-Volt | 4.0-Ah (Open Box)Opens in a new window or tabNew (Other)$34.99sjm_recommerce (8,832) 98.2%Free shippingFree returns156 sold
- Volvo VNL 2004-2015 Truck Right Side Extension Corner Bumper w/ Fog Light HoleOpens in a new window or tabBrand New$143.91expedited_parts (12,801) 98.5%Free 2-4 day shipping400 sold
- Wiremold V5737A Extension Box Open Base, Ivory, 5-1/2"L (Pack of 5)Opens in a new window or tabBrand New$25.00jusrutl50 (25) 100%+$13.65 shipping
- Steel City 55151 1/2 3/4 4" Octagon Box Extension Ring 1-1/2" Deep Box of 25Opens in a new window or tabBrand New$79.99grandpas-basement-ny (1,594) 100%Free shipping
- ABB 53171-1234RD Square Box Extension Ring 4" Square x 2-1/8" Deep FREE SHIPPINGOpens in a new window or tabBrand New$32.50lewisrich215 (993) 100%Free shipping
- 71695K42 Steel Extension Ring, 4" Square, 1-1/2" Deep, for Steel Outlet BoxOpens in a new window or tabNew – Open box$2.95componentcentralinc (13,418) 98.8%+$9.00 shipping
- 1-Gang 3/4 in. Electrical Receptacle Box Extension Ring 5-PackOpens in a new window or tabBrand New$10.63flashdealshop (3,360) 99%Free shipping14 sold
- 3 Pack Weatherproof Electrical Connection Box ,Extension Cord Safety Cover GreenOpens in a new window or tabBrand New$16.99Top Rated Pluscostechus (25,717) 99.3%Free shippingFree returns
- NEMA 6-20 Extension Power Cord - 75 ft 20A/250V 10/3 SJOOW - Iron Box # IBX-6153Opens in a new window or tabBrand New$158.13iron-box-electric (10,762) 98.8%Free shipping
- box of remy hair extensions humanOpens in a new window or tabNew without tags$300.00marcsc39 (0) 0%+$10.00 shipping
- 5406-0 Hubbell Weatherproof ExtensionOpens in a new window or tabBrand New$10.66Save up to 20% when you buy moreWas: $13.33 20% offwilson-distributions (1,831) 99.6%Free shipping
- Bowers 4-S-WR-1/2 Square Thru-Box Wall Extension Rings 4" Square, 1-1/2" DeepOpens in a new window or tabNew – Open box$9.99idoovad (26,641) 99.9%Free shipping
- HUBBELL 5406-0 Outdoor Box Extension Bell Outdoor Box Of 25Opens in a new window or tabBrand New$49.9520% off 3+ with coupondeanridner (3,909) 100%+$16.70 shipping
- Appleton Steel Square Box Extension Ring USIPOpens in a new window or tabPre-Owned$2.00imssupply (11,319) 98.3%+$12.45 shipping
- STEEL CITY 73151 1/2" x 3/4" Square Extension Ring (NEW).Opens in a new window or tabBrand New$4.50cjsksale (1,026) 100%+$6.65 shipping
- Raco 128 15.5 cu. in. Steel Extension Ring 4 H x 4 W x 1.5 D in.Opens in a new window or tabBrand New$9.51Save up to 12% when you buy moreList price: $11.41 17% offmax_warehouse (348,897) 99%Free shippingFree returns
- 4X4 Box 1 1/4" Plaster Ring Aluminum Die Cast Extension Lot of 7Opens in a new window or tabNew – Open box$12.00Top Rated Plusbashort (10,084) 100%+$6.77 shippingFree returns
- Southwire 4 In. x 4 In. x 1-1/2 In. Octagon Box Extension 55151-1/2-UPCOpens in a new window or tabBrand New$11.16simsupply (133,507) 98.5%List price: $12.99 14% offFree shipping
- Raco Steel Gray Octagon Shape 11.8 cu. in. Capacity Extension Ring 3.5 Dia. x 3-Opens in a new window or tabBrand New$11.01Save up to 10% when you buy moreList price: $13.03 16% offmax_warehouse (348,897) 99%Free shippingFree returns
- RACO 250, Square Outlet Box Extension Ring, 4-11/16" Drawn, 1-1/2" Deep, 1 PCOpens in a new window or tabNew – Open box$4.98aimee8541 (28,484) 99.6%+$10.10 shipping
- 1-Gang 3/4 in. Electrical Receptacle Box Extension Ring 5-PackOpens in a new window or tabBrand New$10.63lowcostshops (3,072) 98.3%Free shippingLast one
- NEW THOMAS&BETTS PERFECT LINE ET11-22 EXTENSION BOX 1 1/4" WITH 3 PLUGS GRAYOpens in a new window or tabNew – Open box$11.95garestoration (69,194) 99.7%Free shipping
- Single Gang Box Extension Steel City T & B 25051 *NOSOpens in a new window or tabNew – Open box$4.00okeeassociatedsvcs2014 (1,708) 100%+$5.95 shipping
- RANDL N-54034 LV DEVICE BOX EXTENSION RING, 3/4" RAISE, 1/2" DEEP, 5S TO 4"Opens in a new window or tabBrand New$5.50Save up to 7% when you buy moretoomanyamps (29,505) 99.5%Free shipping
- Legrand Single Gang Extension Box White 41846-BW5-RC-120913Opens in a new window or tabNew – Open box$3.75Save up to 40% when you buy moreWas: $12.11 69% offwsybllc (35,253) 99.2%+$4.95 shippingFree returns
- BWF All Weather Four 1/2” Hole Round Box Extension. EX-5VOpens in a new window or tabBrand New$16.95clocks_ticking (5,204) 100%+$5.95 shipping
- Bell Outdoor Extnsion Box,Alum,For 1-Gang Elctrcl Box 5406-0 Bell Outdoor 5406-0Opens in a new window or tabBrand New$10.33simsupply (133,507) 98.5%List price: $11.99 14% offFree shipping
- Made in the U.S.A. Weatherproof Electrical Outlet Box Extension, White, (RB25AWSOpens in a new window or tabBrand New$11.86prime_shop_360 (26) 96.4%Free shippingFree returnsLast one
- ABB 53151-1234RD Box Extension Ring 4X 1-1/2" Deep 1/2" & 3/4" Knockouts REDOpens in a new window or tabNew – Open box$170.99expertbreaker09 (12,450) 99.8%Was: $189.99 10% offFree shipping
- ReceptXtenders 1-Gang 1/2 in. Electrical Receptacle Box Extension Ring (5-Pack)Opens in a new window or tabBrand New$11.59the.real.deal2016 (92,116) 98.5%Free shippingFree returnsAlmost gone11 sold
- E18407 Seven Hole 2-Gang Outlet Box w/ Extension RingOpens in a new window or tabPre-Owned$18.00electriconnection (5,208) 100%Free shipping
- Lot of 20 - STEEL-CITY 53151-1/2”/3/4”, 4" X 1-1/2” Square Extension Box, NOSOpens in a new window or tabBrand New$59.99970d (1,574) 99.9%+$12.99 shipping
- 1-Gang to 4"x4" Junction Extension Lot of 5, NewOpens in a new window or tabNew – Open box$15.95cva661 (9,389) 99.7%+$9.95 shipping
- Bell Outdoors 5407-0 Two-Gang Box Extension Factory Sealed PackageOpens in a new window or tabBrand New$18.22Save up to 20% when you buy moreWas: $22.77 20% offwilson-distributions (1,831) 99.6%Free shipping
- New ListingWiremold V5747 Shallow Switch Receptacle Box V5751 Extension Adapt 1-Gang IvoryOpens in a new window or tabBrand New$16.99grazio1 (2,843) 99.7%+$12.50 shipping
- Southwire Welded 4 In. x 4 In. Square Extension Ring 53151-SUB-UPC SouthwireOpens in a new window or tabBrand New$17.93simsupply (133,507) 98.5%List price: $19.99 10% offFree shipping
- Wiremold V5751-3 Flush Type Extension Adapter 3 Gang IvoryOpens in a new window or tabBrand New$38.99desertdeals85 (73) 100%Free shipping
- Carlson PVC Box Extender B1EXT-CRDOpens in a new window or tabNew – Open box$2.99dimadaggs (1,944) 98.9%+$8.99 shipping
- Steel City 55151-1/2&3/4 Octagon Box Extension Ring (Box of 20)Opens in a new window or tabNew – Open box$88.00electriconnection (5,208) 100%Free shipping
- Qty = 25 Eaton Crouse Hinds - TP550 - 4" x 1.5" SQUARE EXTENSION RING (i-2)Opens in a new window or tabBrand New$69.95jwhite-antiques (16,250) 99.9%+$12.00 shipping
- L21-30P to 3x L6-30R Splitter Cord 10 ft, 20A/208V 12 AWG - Iron Box IBX-2115Opens in a new window or tabBrand New$131.99iron-box-electric (10,762) 98.8%Free shipping67 sold
- NEMA L14-20 Extension Cord - 10 ft, 20A 125/250V 12 AWG - Iron Box # IBX-4805-10Opens in a new window or tabBrand New$54.75iron-box-electric (10,762) 98.8%Free shipping
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