3X2X2-1/2,SWBX,STL,12.5CU,GNGBLE,BR
Manufacturer Resources
Product Specs
- Idea Granular Category Code Igcc:
- 4430 >> Switch box
- Product Group:
- Boxes & Enclosures
- Product Type:
- Switch Box
- Selling Unit Of Measure:
- each
- Standards:
- UL E2969
- Volume:
- 12.5 in³
- Department:
- Electrical
- Product Subgroup:
- Electrical Boxes
- Product Color:
- Silver
- Product Material:
- Steel
Thomas & Betts CDV-25 – Frequently Asked Questions
1) How big is the Thomas & Betts CDV-25 switch box and how many conductors will it hold?
The CDV-25 is a 3 x 2 x 2-1/2 inch steel switch box with 12.5 cubic inches of volume. At 12.5 cu in you get room for a modest device count under NEC box fill rules, so for a single switch or receptacle with a couple of 12 AWG circuit conductors and a ground it works; if you are splicing through with multiple cables plus a device, step up to a deeper or larger box.
2) Can I gang the CDV-25 together to make a two- or three-gang box?
Yes. The CDV-25 is a gangable steel switch box, so the side plates come off and boxes join to build multi-gang assemblies on a single stud bay. Each box you add brings its own 12.5 cubic inches of fill capacity.
3) What is the closest substitute for a Thomas & Betts CDV-25 gangable steel switch box?
Two straight steel gangable equivalents: the RACO 518S gangable switch box, also 2-1/2 inches deep, and the Thomas & Betts Steel City LXWOWC-25 Adjust-A-Box 1-gang gangable box in pre-galvanized steel, which adds depth adjustment for varying drywall thickness. Both gang the same way as the CDV-25.
4) I need a switch box for an old work cut-in, not new construction. What should I use instead of the CDV-25?
The CDV-25 is a gangable steel box intended to be fastened to framing before the wall is closed. For cutting into finished drywall, the RACO 517 TIGER GRIP is a gangable steel switch box built for old work, so it retains itself in the wallboard rather than needing a stud face. Use the 517 for retrofit openings and keep the CDV-25 for boxes you can mount to a stud.
5) What is the closest equivalent to the Thomas & Betts CDV-25 switch box from another manufacturer?
The CDV-25 is a gangable steel switch box with a 3 x 2 x 2-1/2 in. body and 12.5 cubic inch volume. The nearest match from another maker is the RACO 518S, a gangable switch box also 2-1/2 in. deep, which ships with a STAB-IT series connector built in. Both are gangable steel boxes at the same depth, so the deciding factor is whether you want the integral cable connector of the 518S or the plain knockout entries of the CDV-25.
6) Is the Thomas & Betts CDV-25 switch box UL listed?
The CDV-25 carries UL listing under file E2969.
7) Should I use a steel gangable box like the CDV-25 or a non-metallic box?
Steel is the choice when you are running metal-clad or armored cable, or EMT, and want the box itself in the equipment grounding path, and when you need to gang boxes together for multi-device openings. The CDV-25 is a steel gangable box for exactly that. If you are pulling NM cable in wood framing and want more volume with no bonding duty, a non-metallic box such as the Allied Moulded P-181 FlexBox 1-gang at 18 cubic inches is the alternative, and for steel studs the Cantex EZ20SB EZ Box is a non-metallic 1-gang made for stud mounting.
8) I need more wiring room than a 12.5 cubic inch box gives me. What should I look at?
If box fill is tight, a larger-volume box is the fix. The Allied Moulded P-181 FlexBox 1-gang is an 18 cubic inch thermoplastic box, and the Allied Moulded 2302-NKV is a 2-gang fiberglass reinforced box if you need two devices in one enclosure. Note those are non-metallic, so you lose the metal box as part of the grounding path that the steel CDV-25 provides.
9) If I need a non-metallic switch box instead of the steel CDV-25, what are the options?
The CDV-25 body is steel. If the job calls for non-metallic, the Allied Moulded P-181 FlexBox is a 1-gang thermoplastic switch/receptacle box at 18 cubic inches, and the Allied Moulded 2302-NKV is a 2-gang fiberglass reinforced switch box. The P-181 is the one-for-one gang count against the CDV-25, with more volume; the 2302-NKV is for two devices in a single body rather than ganging two boxes together.
10) I am wiring into steel studs. Is the CDV-25 the right box?
The CDV-25 is a gangable steel switch box without stud-specific mounting called out. For metal framing, the Cantex EZ20SB EZ Box is a 1-gang non-metallic box made specifically for steel stud walls. Choose the EZ20SB when the framing is steel studs and the CDV-25 where you are fastening a steel box to wood framing or ganging multiple devices together.
11) What is the difference between the CDV-25 and the Steel City Adjust-A-Box LXWOWC-25?
Both are 1-gang gangable switch boxes from Thomas & Betts. The CDV-25 is a fixed 3 x 2 x 2-1/2 in. steel box with 12.5 cubic inch volume. The LXWOWC-25 is the Steel City Adjust-A-Box in pre-galvanized steel, whose adjustable design lets you set the box face to the finished wall thickness after mounting. Pick the Adjust-A-Box when the wall finish depth is uncertain, and the CDV-25 when the setback is known.
12) What finish and material is the CDV-25 box, and how do I order it?
Steel construction with a silver (galvanized-appearance) finish, sold individually, one box per unit. The part number to order is CDV-25.
13) My device count needs two devices at one location. Can I just use a larger single box instead of ganging CDV-25 boxes?
Yes. The CDV-25 is gangable, so two can be joined to serve two devices. If you prefer one body, the Allied Moulded 2302-NKV is a 2-gang fiberglass reinforced switch box that takes both devices without ganging. The tradeoff is material: the CDV-25 is steel, the 2302-NKV is non-metallic, which changes how you handle equipment grounding and connector type.
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Does the Thomas & Betts CDV-25 come with a warranty?
Absolutely. The Thomas & Betts CDV-25 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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