B-Line Eaton series Type 3/3R ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$1,867.14

B-Line Eaton series Type 3/3R junction boxes, 24" height, 10" length, 24" width, 3R, Screw cover, RTSC NK enclosure, Surface mounted, Medium single d

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Model: 242410 RTSC NK
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$1,867.14
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Eaton B-Line series Type 3/3R junction boxes, 24" height, 10" length, 24" width, NEMA 3R, Screw cover, RTSC NK enclosure, Surface mounted, Medium single door, No knockout, Embossed thru holes, Carbon steel

Manufacturer Resources

Product Specs

Certifications:
UL 50
Closure Type:
Flanged cover
Country Of Origin:
United States
Cover Type:
Screw
Finish Color:
Painted
Mounting Hole Details:
Embossed thru holes
Mounting Method:
Surface
Nema Rating:
3R
Product Height:
24 in
Product Length Depth:
10 in
Product Weight:
49.4 lb
Product Width:
24 in
Special Features:
Rain hood, plated screws
Wall Thickness:
14 gauge
Department:
Electrical
Product Model:
RTSC NK enclosure
Product Color:
ANSI 61 Grey
Product Style:
Medium single door
Product Material:
Carbon steel
Product Length:
10 in

B-LINE 242410 RTSC NK – Frequently Asked Questions

1) Can the B-Line 242410 RTSC NK junction box be mounted outdoors?
Yes. The Eaton B-Line 242410 RTSC NK enclosure carries a NEMA 3R rating, so it is built for outdoor use against falling rain, sleet and external ice formation. It ships with a rain hood over the door and plated screws on the cover. NEMA 3R does not cover washdown, hosedown or dust-tight service, so for a pressure-wash or heavy dust area you want a Type 4 or 12 enclosure instead.
2) What are the actual box dimensions on the B-Line 242410 RTSC NK enclosure?
It measures 24 inches high, 24 inches wide and 10 inches deep. The 10 inch depth is what gives you room to land conduit and bend larger conductors behind the door, so check your wall clearance and any adjacent equipment before laying out the surface mount pattern.
3) Does this B-Line enclosure come with knockouts, or do I have to punch my own conduit holes?
No knockouts. The 242410 RTSC NK is the NK (no knockout) version, so every conduit entry gets punched in the field to suit your run. That is the usual choice on a 3R outdoor box, since you control where the penetrations land and can keep them on the bottom or sides where water will not sit. Plan on a knockout punch set and weatherproof hubs or sealing locknuts at each entry.
4) How is this B-Line box fastened to the wall?
Surface mounting through embossed thru holes formed into the back of the enclosure. The embossed holes keep the fastener path sealed off from the box interior, which is what preserves the 3R rating when you bolt it up. At 49.4 lb empty, mount to structure or solid blocking, not to unbacked drywall or thin sheet.
5) How does the cover come off for pulling wire, and how is it secured?
It is a screw cover with a flanged closure, fastened with plated screws around the perimeter. You back the screws out to get full open access to the box, which suits a junction or pull box that stays closed most of its life. If you need to open it daily, a hinged and latched door enclosure is the better pick.
6) What gauge steel is this enclosure, and will it hold up outdoors?
The body is 14 gauge carbon steel with a painted finish in ANSI 61 grey. Carbon steel painted is the standard outdoor spec for utility, plant and rooftop work, and the 14 gauge wall gives it enough rigidity to carry conduit loads on the sides. In coastal, chemical or wash-down environments, a stainless or non-metallic enclosure is the longer-lived choice.
7) Is this junction box UL listed for a specification job?
Yes, the 242410 RTSC NK is built to UL 50, the standard covering enclosures for electrical equipment, and it is made in the US. That plus the NEMA 3R rating is normally what a submittal for an outdoor junction or pull box needs to show.
8) What part number do I order for the 24 x 24 x 10 NEMA 3R screw cover box?
Order Eaton B-Line part 242410 RTSC NK. The number reads as the size, 24 high by 24 wide by 10 deep, followed by the RTSC screw cover style and NK for no knockouts. It is a medium single door enclosure.
9) Will the ANSI 61 grey finish match the other gear in my equipment yard?
ANSI 61 grey is the standard light grey used across most switchgear, panelboards and control enclosures, so the 242410 box will read the same as the rest of a typical lineup. It arrives painted from the factory, ready to hang without field finishing.
How fast can I get the B-LINE 242410 RTSC NK delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the B-LINE 242410 RTSC NK come with a warranty?
Absolutely. The B-LINE 242410 RTSC NK is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the B-LINE 242410 RTSC NK?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the B-LINE 242410 RTSC NK from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.