# Cu Circuits

Manufacturer 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.**

Chennai-based PCB manufacturer that makes rigid, flex, rigid-flex, aluminium and high-frequency boards from customer design files. It also offers 3D printing. It serves customers across India and works from online quotes.

## How to reach this business

- Best route for an agent: email — queries@cucircuits.com
- Note: Quotes are generated through an instant online quote tool that takes uploaded design files and runs a DFM check. Email: queries@cucircuits.com.
- Include in your first message: Gerber, ODB++ or IPC-2581 files for PCBs (STL/STEP/OBJ for 3D prints); Quantity; Layer count, board material and thickness; Surface finish and copper weight; Required turnaround
- 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://cucircuits.com |
| Legal name | Cu Circuits Private Limited |
| Established | 2021 |
| Service area | India |
| Languages | en |
| Factory | Second Floor, No 41, Siva Nivas, Sadulla Street, T. Nagar, Chennai 600017, Tamil Nadu, India |
| GSTIN | 33AAJCC3995Q1ZV |

## What they offer

### 3D printing (custom production)

3D printing of customer-supplied designs in plastics and resin.

- Pricing: quote only

- FDM, SLA, SLS; MJF and DMLS also listed
- PLA, ABS, PETG, resin
- Layer resolution 50–300 µm
- Build volume 300×300×400 mm; ±0.2 mm tolerance

### PCB manufacturing (custom production)

Rigid, flex, rigid-flex, aluminium and high-frequency PCBs, from prototype to production, made from customer files.

- Minimum order: Min. Order Qty5 Unit(s)
- Lead time: Turnaround24h – 7 Days
- Pricing: quote only

- 1–16 layers; FR4, Rogers, aluminium
- 0.1/0.1 mm trace/space; 0.2 mm min hole
- HASL, ENIG, OSP finishes
- Turnaround 24h–7 days
- AOI and electrical testing

## More about this business

**PCB specs**
- 1–16 layers, FR4, Rogers and aluminium base
- Min trace/space 0.1 mm / 0.1 mm; min hole 0.2 mm
- Board thickness 0.4–3.2 mm; copper 0.5–4 oz
- Finishes HASL, ENIG, OSP
- Solder mask in green, black, red or blue
- Input formats Gerber, ODB++, IPC-2581

**3D printing**
- FDM, SLA, SLS (also MJF and DMLS listed)
- Materials PLA, ABS, PETG, resin
- Build volume 300×300×400 mm; tolerance ±0.2 mm
- Input formats STL, STEP, OBJ

**Quality**
- AOI, electrical testing and manual QC before dispatch

**Delivery**
- Express 48 hr delivery options across India
- Orders processed within 2 hours (3D prints) or 24 hours (PCBs)
- Customer's choice of carrier; shipments insured

## Sources

- https://cucircuits.com/ (fetched 2026-10-11)