1-Gang Weatherproof Enclosure 1/2" Hubs | A380 Aluminum | NEMA 3R/4
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SKU: 210-31001-10
48 in stock
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The Conversions Tech Series 100 is a single-gang weather-tight enclosure designed for outdoor and industrial electrical installations. Built from A380 die-cast aluminum with a polyester powder-coat finish, this enclosure provides 18.3 cubic inches of wiring volume for switches, sensors, GFCIs, or receptacles. Three factory-tapped 1/2"-14 NPSM hubs (one back, two sides) enable flexible conduit routing, while the NEMA 3R/4 rating ensures protection against rain, dust, and hose-directed water. Common applications include HVAC disconnects, industrial controls, and commercial exterior power distribution.
Specifications
- Material: A380 Die-Cast Aluminum, <0.05% porosity, single-piece body
- Finish: Polyester Powder-Coat RAL 7035 Gray, 2.5 mil thick, 1000-hour salt-spray per ASTM B117
- Dimensions: 2.80" W × 4.50" H × 2.10" D (±0.010" tolerance)
- Internal Volume: 18.3 in³, NEC 314.16(A) compliant
- Hub Size/Thread: 1/2"-14 NPSM, factory-tapped, O-ring sealed
- Hub Locations: Back × 1, Sides × 2; includes aluminum closure plugs
- Ground Provision: M4 × 0.7 mm screw, <0.05 Ω path to enclosure
- Mounting: #10-24 stainless lugs, 3.50" on-center, captive hardware
- Environmental Rating: NEMA 3R/4, –40 °C to +75 °C operating range
- Certifications: UL 514A, UL 50E, RoHS III compliant, indoor/outdoor rated
Cross-Reference: 210-31001
| Brand | Part Number | Notes |
|---|---|---|
| Hubbell Bell | 5320-0 | Same trade size and fitting type |
| Conversions Tech | 210-31001 | Stocked; same-day shipping on in-stock items |
Crosses match trade size, fitting type and listing class. Verify fit against the manufacturer data sheet for your application. Trademarks belong to their owners. Look up any competitor number on the cross-reference hub.
FAQ
What conduit sizes does this enclosure accept?
The three factory-tapped hubs accept 1/2"-14 NPSM threaded conduit. The O-ring seal design requires 3-1/2 turns engagement minimum, with lock-nuts torqued to 35 lbf·in for weather-tight termination.
Is this enclosure compliant with NEC box fill requirements?
Yes. The 18.3 in³ internal volume complies with NEC 314.16(A) for standard device configurations. Verify conductor counts and device volumes against Article 314 for your specific installation.
What torque values apply during installation?
Mounting lugs: 25 lbf·in. Ground screw: 12 lbf·in. Device mounting to 6-32 bosses: 8 lbf·in. Closure plugs with nitrile gasket: 30 lbf·in. Post-installation meg-ohm test should exceed 100 MΩ at 500 VDC.
Specifications
| Part Number | 210-31001 |
| Category | Enclosure |
| Weight | 0.55 lb |
| HS Code | 8538.10.0000 |
Why Pros Buy Direct from Conversions Tech
Quality-tested and UL Listed. Every product we carry is built to our specifications by certified manufacturing partners and quality-verified before it ships. UL/CSA listed where required, NEC compliant.
Cross-reference savings. Direct equivalents to Burndy, Hubbell, and other OEM part numbers at up to 30% less — same specs, same certifications, without the big-brand markup.
Real technical support. Need a torque spec, die reference, or an OEM quote? You’ll speak directly with the Conversions Tech engineering desk — not a script reader — for instant answers, custom kitting, and private-label options.
Fast US fulfillment. Orders in by 2PM ET ship same day from our US warehouse, nationwide ground and expedited.
