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Sheet Metal Fabrication

Outdoor Electrical Junction Enclosures

We are equipped with 5 laser cutting machines, 8 bending machines and more than 10 stamping machines. We own independent workshops for grinding, welding, surface treatment and silk screen printing. Supported by skilled technical workers, we can complete your orders in one-stop service.

We have been deeply engaged in the sheet metal enclosure industry for many years and accumulated rich practical experience in custom metal housing manufacturing. We fully understand the technical requirements of outdoor electrical boxes to meet your customized demands.

Outdoor electrical junction boxes enjoy broad application prospects. Widely adopted in photovoltaic, security, industrial automation and equipment wiring projects, they keep rising in global market demand for outdoor power distribution and wiring protection.

Product Parameters

MaterialGradeThicknessCorrosion ResistanceCost LevelWeightBest ApplicationsNotes
Cold Rolled SteelSPCC / DC01 / Q2351.0-2.5mmLow (needs coating)LowestMediumIndoor / dry outdoor, budget projectsMost common; must be powder coated or galvanized
Galvanized SteelSGCC / DX51D+Z1.0-2.0mmMediumLow-MediumMediumSemi-outdoor, industrial dust environmentsZinc layer prevents rust; can be powder coated on top
Stainless Steel 304SUS304 / AISI 3041.0-2.0mmGoodMediumMediumOutdoor, coastal, food & pharmaBest balance of cost and corrosion resistance
Stainless Steel 316SUS316 / AISI 316L1.0-2.0mmExcellentHighMediumMarine, chemical, high-corrosion areasMolybdenum added; for salt spray / acidic environments
Aluminum AlloyAL5052 / AL60611.5-3.0mmGood (natural oxide layer)Medium-HighLightestLightweight outdoor, transportationLight weight; good thermal conductivity; easy to machine
CopperT2 / C110001.0-2.0mmGood (patina)HighHeavySpecial conductive / decorative enclosuresRarely used as enclosure; mainly for grounding bars



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