Electrical Enclosure Manufacturer in Bengaluru

Enclosure types we fabricate to drawing

Enclosure work here is fabricated to your drawing, not picked from a catalogue of standard sizes. The enquiries we quote run from wall-mount and floor-standing distribution panel enclosures through control cabinets, busbar terminal boxes and junction boxes. Distribution panel enclosures are formed and welded from 1.6-2mm CRCA, a common range for panel work because it takes powder coat well and holds a door flat over a long span. Doors, gland plates, mounting plates and DIN rail supports come off the same drawing set, so holes in the plate line up with the frame. An extra row of cable entries or a deeper gland compartment is a drawing change, not a tooling change. Send overall panel dimensions with your enquiry and we will confirm what can be produced in one piece and what is better split into bolted sections.

• Wall-mount and floor-standing distribution panel enclosures
• Control cabinets and automation panel housings
• Busbar terminal boxes, cable termination boxes and junction boxes
• Doors, gland plates, mounting plates and DIN rail supports
• Louvre openings, ventilation slots and connector apertures

How a CRCA panel enclosure is built here

Every process runs in house in one Bengaluru factory. Blanks are cut on a fiber laser holding ±0.1mm, with clean dross-free edges that need no secondary finishing before bending or welding. Ventilation slots, cable entries and mounting patterns are CNC punched in a single setup for repeatable hole positions. Forming is CNC press brake bending, which gives repeatable bend angles and consistent radii held across long production runs. Joints are MIG, TIG, spot or laser welded, with seams dressed so they survive finishing without rework. Finishing is powder coating, zinc plating or brushed stainless. A dedicated in-house assembly team builds up complete units rather than shipping loose panels, and a separate in-house QC team runs dimensional inspection on every batch before dispatch. Material is supplied with mill test certificates on request.

IP ratings, gasketing and cable entries: general engineering background

General industry background for specifiers, not tested performance on an enclosure built here. An IP code carries two digits: the first is protection against solids and dust, up to 6 for dust-tight, the second against water, up to 9. Indoor distribution panels are commonly specified at IP42 to IP54, and a dusty plant floor or sheltered outdoor position pushes that higher. The rating belongs to the finished assembly, not the fabricated box alone. A gasket seals only as a continuous loop, and a die-cut strip joined at a corner is the usual leak path, which is why industry practice above IP54 generally favours foam-in-place polyurethane run in a formed channel. Confirm which gasketing methods your fabricator offers before you specify one. An undrilled removable gland plate lets site drill to the real cable schedule, but every gland and blanking plug must carry the rating, and an open knockout voids it. A formal rating comes only from IEC 60529 testing at an accredited laboratory.

Choosing material and finish for a panel enclosure

General material guidance, not a performance guarantee for a particular panel. CRCA is the usual default indoors because it forms and welds cleanly and takes a good powder coat key, but it has no corrosion resistance of its own, so the coating is the whole defence. Galvanised GI moves protection into the material for damp or semi-outdoor duty, though cut edges and weld zones lose their zinc. SS 304 suits washdown or chemically mild environments, and SS 316 adds molybdenum, worth the premium mainly where chlorides are present. Powder coating and zinc plating are not alternatives: powder coat is the thick decorative barrier for visible panels, zinc plating the thin sacrificial protection for fasteners and threaded parts where a powder film would ruin the fit. Deburr before coating either way, because powder thins over a sharp edge. We work CRCA, hot-rolled mild steel, GI, SS 304, SS 316, aluminium alloys and copper sheet.

Design for manufacture notes for enclosure sheet metal

General design-for-manufacture conventions, not limits specific to this shop. Start with an inside bend radius roughly equal to material thickness for mild steel; tighter radii risk cracking on the outer fibre, especially across the rolling grain. Keep holes at least two and a half times thickness from the bend line, plus the radius, or they deform into slots as the metal draws, and about twice thickness from an edge. Add bend relief notches wherever a bend stops part-way across a flange, and dimension from one datum rather than chaining features so tolerance does not stack across a full-height door. Laser cutting suits varied profiles and low repeat counts; punching suits the same feature repeating across a batch, as with louvres and gland plate patterns.

What to check before choosing an electrical enclosure manufacturer

Comparing fabricators on price alone hides the risk: ask how many steps are subcontracted, who inspects, and what a revision costs, because enclosure drawings always change. Our own position, stated plainly: Shabari Metal Products has run from Bengaluru since 2006 under proprietor Sathish Kumar P. We are MSME registered and ISO 9001 certification is in progress, so we are not certified yet and will not imply otherwise.

• Files: DXF, DWG, STEP, PDF, or a sketch or sample part we can draw from
• Quotation: engineering desk reviews drawings, responds within 24 business hours
• Order size: single prototypes to repeat high-volume contract manufacturing
• Registration: MSME registered, GSTIN 29BKEPS6457E1ZQ, ISO 9001 in progress
• Factory: No 197 & 196 Shabari, 1st Cross Road, Achappa Layout, Shrinketh Layout, Singapura, Bengaluru, Karnataka 560090
• Contact: +91 99453 80273 or +91 97424 04052, sales@shabarimetals.in