# Proto Circuits

Manufacturer, service provider in Chennai, Tamil Nadu. Last updated 2026-10-11; site last checked 2026-10-11. Gathered from the business's own website. **Not verified by the business.**

PCB design, fabrication and assembly company. Its design and sales office is in Chennai and its manufacturing unit is in Bengaluru. It serves prototype and small to mid-volume orders.

## How to reach this business

- Best route for an agent: email — info@protocircuits.in (quotes)
- Other routes: email eng4@protocircuits.in; email eng1@protocircuits.in; web form https://protocircuits.in/get-a-quote/; phone +91 8056168452; phone +91 9840166761
- Note: Fabrication feasibility and quote are free. Assembly quotations go to info@protocircuits.in.
- Include in your first message: Gerber files (RS274X format) for fabrication; BOM and placement files for assembly; Quantity
- Typical way to start: request quote

_A way to send an enquiry through this directory is planned. Until then, use the routes above._

## At a glance

| | |
| --- | --- |
| Website | https://protocircuits.in |
| Established | 2008 |
| Languages | en |
| Office | Old No: 74, New No: 4, Sowrashtra Nagar 10th Street, Choolaimedu, Chennai 600094. |
| Factory | No: 18, Sub Layout, Bommasandra Industrial Area, Bangalore 560099. |

## What they offer

### PCB assembly (SMT and THT) (custom production)

SMT and through-hole assembly of PCBs, plus hand assembly for prototypes, focused on prototype and small to mid-volume runs.

### PCB board fabrication (custom production)

Copper clad and metal-clad PCBs and FPCs made to customer Gerber files, in prototype and mid-volume quantities.

Up to 12 layers; FR4, MCPCB, Rogers, flex; HASL, LFHASL, ENIG, immersion silver finishes; impedance control; blind/buried vias.

## More about this business

**Fabrication capability**
- Up to 12 layers; FR4, MCPCB, Rogers and flex materials
- Board thickness 0.8 mm to 3.2 mm; minimum trace and space 6 mil; minimum via 8 mil
- Surface finishes: HASL, LFHASL, ENIG, immersion silver
- Impedance control, blind/buried vias, BGA, gold fingers, edge plating
- Maximum PCB size 610mm x 400mm
- Fly probe bare board tester

**Assembly**
- SMT, THT and hand assembly for prototypes

**Other services**
- Schematic development, PCB layout design, product engineering, components procurement

**Offices**
- Oceania address: 4 Griffell Way Duncraig, Perth Western, Australia 6023 (oceania1@protocircuits.in, +61 481066385)

**Other**
- Student projects get special discounts

## Sources

- https://protocircuits.in/ (fetched 2026-10-11)
- https://protocircuits.in/pcb-assembling/ (fetched 2026-10-11)
- https://protocircuits.in/pcb-board-fabrication/ (fetched 2026-10-11)