# Fine-Line Circuits Limited

Manufacturer in Mumbai, Maharashtra. Last updated 2026-10-11; site last checked 2026-10-11. Gathered from the business's own website. **Not verified by the business.**

Printed circuit board manufacturer in SEEPZ-SEZ, Mumbai. It makes high-count multilayer, high-frequency microwave, flex and rigid-flex, and other specialty PCBs for manufacturing industries, and exports.

## How to reach this business

- Best route for an agent: email — fineline@fineline.co.in
- Other routes: email flcindia@fineline.co.in; email finelineus@aol.com; phone +91 22 28290244 / 48257177
- Include in your first message: Gerber/design files; Layer count and material; Surface finish; Quantity; Required lead time
- Typical way to start: contact only

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

## At a glance

| | |
| --- | --- |
| Website | https://finelineindia.com |
| Legal name | Fine-Line Circuits Limited |
| Factory | 145, SDF V, SEEPZ-SEZ, Andheri (East), Mumbai 400 096. Maharashtra. India. |
| Factory | 148, SDF V, SEEPZ-SEZ, Andheri (East), Mumbai 400 096. Maharashtra. India. |
| Office | 11501 Dublin Blvd., Suite # 200, Dublin. CA 94568. U.S.A. |
| CIN | L72900MH1989PLC13152I |

## What they offer

### Printed circuit boards (multilayer, high-frequency, flex and rigid-flex) (custom production)

PCBs up to 24 layers, including hybrid RF, cavity, high-copper, backplane and embedded-passive boards.

- Up to 24 layers with sequential lamination for blind and buried vias
- Impedance control of ±5%
- Board thickness 0.5 mm to 5.50 mm
- Up to 6 oz outer-layer copper
- Finishes: HAL, LF HAL, ENIG, immersion tin, immersion silver, soft and hard gold, electrolytic tin and nickel

## More about this business

**Products**
- On-board PCBs, high-frequency microwave hybrid PCBs, multilayer cavity PCBs, flex and rigid-flex PCBs, oversized/backplane PCBs, high copper PCBs, impedance-controlled blind/buried via PCBs, embedded passive component PCBs, multilayer PCBs

**Materials**
- Rogers, Panasonic Megtron, Taconic, Arlon, ISOLA, PTFE, FR4, polyimide (DuPont AP), Omega Ply and Ticer embedded materials

**Industries**
- Aerospace, naval, medical, satellite communication, airborne radar, missile, space, automotive, computers
- Space applications since 2016, with ISRO SAC certificates

**Equipment**
- AOI, bonding, CNC, plasma activation, electroless PTH and direct metallization, imaging, etching, P.I.S.M., bare board testing

**Offices**
- A U.S.A. office in Dublin, CA

**Working hours**
- Monday to Friday, 9:30 a.m. to 6:30 p.m.

## Sources

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