ISO 9001CERoHSTÜV

IP66 Weatherproof Electrical Enclosures & Distribution Equipment Manufacturer

Direct ManufacturerHigh-impact ABS/PC enclosures · 20,000㎡ ISO 9001 factory · 37 molding lines · 20+ years R&D
Certified ProtectionIP65/IP66 waterproof per IEC 60529 · IK08/IK09 impact · UV-resistant · CE, RoHS, TÜV
One-Stop OEMCustom drilling · logo laser marking · color matching · mold co-development · samples 3–5 days
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Certified Reliability

Global Standards, Certified In-House Production

Four engineering-grade product lines—distribution boards, junction boxes, isolators, and industrial plugs. Fully certified, tested in-house, and optimized for global distribution and demanding project tender requirements.

Flagship line IP66 Waterproof Distribution Box Manufacturer - SELHOT
ISO 9001 Quality System Certification
CE Safety Certification for Electrical Enclosures
RoHS Environmental Compliance
TUV Certified Waterproof Box
Distribution Boards

IP65/IP66 Modular Distribution Boards

Engineered for harsh outdoor environments, SELHOT modular (4–36 way) distribution boards feature UV-stabilized heavy-duty ABS/PC housings and generous wiring space for fast DIN-rail installation. Tested strictly to IEC 60529 and EN 60670-1 to ensure zero-leakage protection in solar PV, EV charging, and temporary site power setups.
IP65/IP66UV-StabilizedEasy Wiring Space4–36 WayEN 60670-1
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Junction Boxes IP66 weatherproof junction box - SELHOT manufacturer

Weatherproof Electrical Junction Boxes

Say goodbye to outdoor cracking and water ingress. SELHOT IP66 enclosure boxes (100×100 mm to 800×600 mm) offer heavy-wall impact resistance and flexible knockout/custom milling options. Pre-fitted with premium gaskets and ready for M20/M25/M32 glands to drastically cut down on-site preparation time.
IP66 WaterproofImpact ResistantCustom MillingHinged Lid
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Isolator Switches IP65 rotary isolator switch IEC 60947-3 - SELHOT

IP65 Rotary Isolator Switches

Built for rigorous safety and rapid arc extinguishing. Fully IEC 60947-3 compliant, these 2P–5P (10A to 125A) switches provide high-load breaking capacity under extreme temperatures. Features a highly visible, padlockable handle for strict Lockout/Tagout (LOTO) workplace compliance in EV and HVAC systems.
IEC 60947-3High-Load BreakingLOTO Lockable10A–125A
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Industrial Plugs IEC 60309 industrial plugs and sockets 16A-125A - SELHOT

IEC 60309 Industrial Plugs & Sockets

Eliminate loose connections and arc flash overs. Engineered with heavy-duty brass pins for low contact resistance and high wear tolerance under frequent mating cycles. Standard CEE color-coded, impact-proof housings (IP44/IP67, 16A–125A) ensure absolute safety on heavy-industrial floors and marine docks.
Low Contact ResistanceCEE StandardHeavy Impact Proof16A–125A
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About Selhot

Professional Manufacturer of Waterproof Enclosures

Zhejiang Selhot Electric Co., Ltd

Zhejiang Selhot Electric Co., Ltd is a professional manufacturer of waterproof electrical enclosures and commercial electrical equipment. Our product range spans IP66 distribution boxes, weatherproof junction boxes, IEC 60947-3 rotary isolator switches and IEC 60309 industrial plugs and sockets. As a CE, RoHS, TÜV and ISO 9001 certified factory with 20+ years of R&D experience, we deliver one-stop OEM/ODM services — custom hole drilling, laser marking and mold development — to distributors and project buyers worldwide.

20+Years R&D
20,000㎡Factory
37Molding lines
ISO9001 certified
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SELHOT Electric factory building and manufacturing campus
SELHOT electrical enclosure production facility interior
SELHOT injection molding workshop for ABS and PC enclosures
SELHOT ISO 9001 CE RoHS TÜV quality certifications
Custom Capabilities

Commercial Custom Enclosure Solutions

One-stop OEM/ODM for all SELHOT product lines — distribution boxes, junction boxes, isolation switches and IEC 60309 industrial plugs. From color matching and precision hole drilling to private mold development.

SELHOT custom color OEM — distribution box junction box and enclosure housings

Color Matching

Full RAL color matching services for distribution board shells, junction box housings, isolator enclosures, and industrial plug bodies in high-grade ABS or PC. Beyond our standard industrial grey and white, we develop custom greens, blues, and specific municipal colors tailored for outdoor solar (PV), EV charging infrastructure, and heavy utilities across all four product lines.

Distribution Box Junction Box Isolation Switch Industrial Plugs
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Why Selhot

Built for B2B Buyers

From engineering support to certified production — the backbone behind every order.

SELHOT injection molding and R&D workshop for electrical enclosures

Technical Support

Our expert team brings 20+ years R&D experience in enclosure design and manufacturing — supporting IP rating selection, IEC 60529 / EN 60670-1 compliance and project specs from RFQ to delivery.

20+ YearsIEC 60529EN 60670-1
SELHOT distribution box warehouse ready for quick shipment

Quick Response

Samples ship in 3–5 days and standard bulk orders dispatch within 15 days from our 20,000㎡ factory with 37 injection-molding lines.

3–5 Day Samples15-Day Dispatch37 Lines
SELHOT electrical enclosure production line quality testing

Outstanding Quality

Every batch undergoes IPX5/IPX6 waterproof, temperature cycling and IK08/IK09 impact testing. Products hold CE, RoHS and TÜV certification.

CERoHSTUVIP66 Tested
SELHOT ISO 9001 certified factory aerial view

Certified Production

Production is monitored at every stage under ISO 9001, across a 20,000㎡ plant with 37 molding machines, 22 test stations and 800㎡ of laboratory space.

ISO 900122 Test Stations800㎡ Lab
Industries We Serve

Enclosures for Every Challenge

Engineered for solar & PV, EV charging, industrial manufacturing, construction, outdoor/marine and residential smart-home installations.

Photovoltaic industry - SELHOT electrical enclosure application
Photovoltaic industry
Charging Pile - SELHOT electrical enclosure application
Charging Pile
Family life - SELHOT electrical enclosure application
Family life
industry - SELHOT electrical enclosure application
industry
Outdoors - SELHOT electrical enclosure application
Outdoors
Engineering - SELHOT electrical enclosure application
Engineering
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Global Partnerships

Trusted by Customers Worldwide

SELHOT partners with leading property developers, industrial park operators and engineering groups — supplying IP66 distribution boxes and junction enclosures for smart communities, commercial buildings and municipal infrastructure projects.

FAQ

Frequently Asked Questions

Quick answers for distributors, EPC contractors and OEM buyers evaluating SELHOT as your enclosure supplier.

What products does SELHOT manufacture?

SELHOT manufactures four core product lines: IP65/IP66 distribution boxes (4–36 way modular boards), weatherproof junction boxes (100–800 mm), IEC 60947-3 rotary isolator switches (10A–125A) and IEC 60309 industrial plugs and sockets (16A–125A). All categories support OEM/ODM customization.

Are you a factory or a trading company?

ZHEJIANG SELHOT ELECTRIC CO., LTD. is a direct manufacturer with a 20,000㎡ ISO 9001 certified factory, 37 injection-molding machines, 22 test stations and over 800㎡ of in-house laboratories. We hold relevant patent certificates and supply distributors and project buyers worldwide.

What certifications do SELHOT products have?

Our products hold CE, RoHS and TÜV certifications and are produced under ISO 9001 quality management. Enclosures comply with EN 60670-1; ingress protection is tested per IEC 60529 with IK08/IK09 impact ratings. Certificate documents are available on request.

What are your sample and bulk order lead times?

Samples are typically ready in 3–5 days. Standard stock items ship within 15 days. Lead times for large-volume or fully customized orders are confirmed at quotation based on model and tooling requirements.

Does SELHOT offer OEM/ODM customization?

Yes. We provide end-to-end OEM/ODM across all four product lines — custom hole drilling, knockout configuration, RAL color matching, logo laser marking, private mold development and packaging. Contact us with your project specifications.

What IP ratings are available across your product range?

Distribution and junction enclosures: IP65 and IP66 (IEC 60529). Isolation switches: IP65 enclosed rotary isolators. Industrial plugs: IP44 splash-proof and IP67 submersible options. Impact protection ranges from IK08 to IK09 depending on the series.

Insights

News & Blog

B2B procurement guides, IP rating comparisons and industry insights for electrical enclosure buyers.

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