HCS replacement unit installed in a pump panel and running
Proof of delivery

What we have fixed.

Only signed work and deployed hardware appear here. Proofs of concept are named as such.

Lusaka Water Supply & Sanitation Company (LWSC)

When the OEM said "discontinued"

Pump-station contactor control cards kept burning out and the manufacturer had stopped making them. Travis Labs reverse-engineered the card, designed a new PCB and firmware, and built a replacement in Lusaka. Deployed since February 2026 — zero failures.

Deployed since Feb 2026 · zero failures

Before — OEM card, burnt, discontinued worldwide
Before — OEM card, burnt, discontinued worldwide
HCS redesign — new PCB, "Made in Zambia by HERO"
HCS redesign — new PCB, "Made in Zambia by HERO"
The built board — new firmware, modern parts
The built board — new firmware, modern parts
LWSC contactor and ABB soft starter on the HCS bench
LWSC contactor and ABB soft starter on the HCS bench
After — installed, commissioned, pump running
After — installed, commissioned, pump running
MTN Zambia and tower operators

A telecom repair bench in Lusaka

Rectifier modules, site monitoring units and radio units used to leave the country for repair or get scrapped. HCS set up a component-level telecom repair bench: MTN Zambia is a contracted client on a framework repair agreement; Zamtel, IHS Towers and Infratel are in proof-of-concept; MultiChoice has RF amplifiers on the bench.

MTN contracted · 3 operators in proof of concept

Rectifier module opened for diagnosis
Rectifier module opened for diagnosis
Radio unit under test
Radio unit under test
Back on the tower
Back on the tower
Ministry of Technology & Science · Bayer · food processors

Keeping plants running

PLC programming, sensor and pneumatic filler calibration for a government fruit-juice plant; reverse-osmosis plant automation; drives and pumps serviced on site at a Bayer facility; weekly repair work for National Milling and Crown Millers.

Government, agro-chemical and FMCG sites

Fruit-juice plant — PLC and filler calibration
Fruit-juice plant — PLC and filler calibration
Reverse-osmosis plant commissioning
Reverse-osmosis plant commissioning
Drive on a pump at a Bayer plant
Drive on a pump at a Bayer plant

Equipment failing? OEM can't help?

Send a photo of the nameplate on WhatsApp and we will tell you what we can do.

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