Power for the telecom network.
Tenax International supplies, installs and supports the power behind telecom networks and industry: rectifiers, 48V lithium (LFP) batteries, generators, rooftop solar and battery storage, across Bangladesh and Myanmar.
Four lines of business, one accountable team.
Supply, installation and after-sales come from the same engineers, so the people who sized your system are the people who keep it running.
Telecom Power Systems
Rectifiers, DC distribution, 48V lithium (LFP) and VRLA batteries, generators and remote monitoring, supplied, installed and commissioned at tower sites.
View products →
Solar & Battery Storage
Rooftop and hybrid solar EPC with battery storage for factories and commercial buildings, designed around Bangladesh net-metering rules.
Solar EPC →
Battery Care & After-Sales
LFP after-sales support, battery health checks, refurbishment and regeneration that keep installed battery banks in service for longer.
Our services →
Network & Energy Infrastructure
Fibre and telecom installation, civil works and foundations, and high-voltage equipment: generators, switchgear and transformers.
Our services →What Tenax is delivering now.
A selection of current and recent work. Customers are named only where they have agreed to it.
Garment manufacturer, Mirpur
Dhaka, Bangladesh · Installation under way, 2026
Hybrid rooftop system
Dhaka, Bangladesh · Awarded September 2026
48V telecom battery modules
Supplied to telecom customers in 2026, with more on order
Foreign Service Academy e-Library
Digital library platform for a government academy, Bangladesh
View projectRegistered and recognised.
The industry bodies and public registers Tenax belongs to in Bangladesh and Myanmar.
Engineers first, in two countries.
Tenax International Company Limited was founded in 2015 and has worked in both Bangladesh and Myanmar from the start. Our engineers and field teams are local in both countries: they know the sites, speak the language and pick up the phone when a site goes down.
- Our own Tenax and GRIDX product lines, built with established OEM partners
- Supply, installation and after-sales from one team
- Solar work built to SREDA NEM-2025, BNBC and IEC practice
- Registered for government e-tendering (e-GP)
Tenax and GRIDX brand products.
Two house brands, Tenax for telecom power and GRIDX for solar and storage, made with established OEM manufacturers and supported by our own engineers.
Rectifier
24KW, 27KW, 18KW and 3KW modules with chassis.
Lithium Ion Battery
Vision 48V 100Ah and 200Ah; Smart Li 48V 100Ah, 150Ah and 200Ah.
VRLA Battery
12V 100Ah, 150Ah and 200Ah; 2V 500Ah to 2000Ah deep-cycle telecom grade.
Diesel Generator
Cummins, Perkins and Weichai engines, 13 KVA to 300 KVA.
Four steps from enquiry to handover.
Site survey
Load profile, grid quality, shading and access constraints recorded on site.
Design & proposal
A sized system, a bill of quantities and a scoped, costed proposal.
Supply & install
Equipment delivered, installed and commissioned by our own crews.
Support
Monitoring, preventive maintenance, battery health checks and warranty support.
Operators and enterprises we have worked with.
Tell us about the site, the load and the deadline.
Send a load profile, a site list or a specification. Our engineers reply with a sized solution and a costed proposal.
Dhaka Office — Headquarters
House 587 & 589, Tenax Bangladesh
Avenue 04, Road Number 9
Mirpur DOHS, Dhaka 1216, Bangladesh
Phone
+88 01819 210914