1000
Estela
Technology from Chile
The full lifecycle of your energy storage, one partner.
Engineering, commissioning, O&M and second life.
+2.82 GWh commissioned in Chile.
With the industrial backing of TTM.
Why Andes TTM
One firm for the entire lifecycle of storage
Andes TTM is the Chilean firm specialized in the full lifecycle of electrical energy storage systems. We combine cutting-edge engineering, on-site presence and TTM's industrial backing.
Full lifecycle
One provider for design, commissioning, O&M, repair, second life and decommissioning. No handoffs, no gray areas of responsibility.
Applied engineering & innovation
1 active patent, our own BMS kit and a testing center. We solve complex challenges with custom engineering.
On-site presence
+2.82 GWh commissioned in Chile, with a certified technical team in the field.
TTM industrial backing
Financial scale, structure and access to the mining world through our majority partner, the TTM group.
What we do
Services for every stage of storage
We support your storage systems from engineering to the end of their service life.
BESS + PV commissioning Featured
Commissioning of BESS systems and PV plants. +2.82 GWh commissioned in Chile for the country's leading generators.
Operations & Maintenance (O&M)
Preventive and corrective maintenance, warranty management and availability of your storage assets.
Testing Center Featured
Battery testing to international standards, in partnership with Colbún. We assess the condition of new or second-life cells and replicate field conditions to validate their real-world performance.
Second life
Reuse of batteries with our own BMS kit, extending cell service life in new applications.
Dismantling & decommissioning
Safe dismantling and decommissioning of batteries and cells at end of life, under a controlled protocol.
C&I BESS supply & installation Featured
Supply and installation of storage systems for commercial and industrial use, tailored to your consumption.
Data Analytics
Advanced monitoring and analytics of your BESS performance on a specialized battery platform, to anticipate failures and optimize availability.
Industries we serve
- Utilities & generators
- PMGD
- Mining
- Maritime
- C&I
We're also exploring agriculture, forestry and residential.
+2.82 GWh commissioned in Chile
Systems brought online for the country's leading generators.
880
BESS del desierto
418
Tamaya
264
Capricornio
260
Punta de Talca
BESS repair
Arica I
In-house products
Andes TTM engineering, field-ready
15 years Service life
600–2200 A Cranking · CCA
In minutes Full charge
×8 Replaces batteries
12·24 V Voltage
−40·+65 °C Operation
<25 kg Weight
Mining · Heavy machinery Use
Reliable starts in the most demanding conditions, without stopping operations.
Active balancing Technology
24/7 IoT monitoring
24 cells Per pack
Wi-Fi 2.4 GHz Connectivity
SoC + SoH Estimation
−40·+65 °C Operation
Second life · C&I Use
Revives second-life cells with active balancing, even from heterogeneous sources.
900K+ Life cycles
Active patent Technology
High power + energy Performance
0 V → full Charge in minutes
Direct replacement Integration
Less diesel and emissions Efficiency
Tugboats (CPT) Maritime
Trucks (HESS) Transport
Telemetry / fleet Data
Improves efficiency and response. Applied in tugboats (CPT) and the Nazar HESS.
About us
Andes Electronics is now Andes TTM
Since 2021 we have developed technology and services for energy storage in Chile. In 2025 we merged with Ondyne, adding decades of expertise in power electronics and commissioning, and with TTM joining as an industrial partner we opened a new chapter: Andes TTM.
Same engineering team, same patents and the same technical DNA; now with the scale, structure and financial backing to take on the country's largest storage projects.
Mission
To deliver high-value solutions and operational continuity across the full lifecycle of electrical energy storage systems.
Vision 2028
To be the preferred expert firm across the entire storage lifecycle.
5 years
Track record
~39
Specialists
1
Active patent
4
Industries
+2.82 GWh
Commissioned
Clients and technology partners of Andes TTM
Clients and technology partners
Award-winning innovation
Patents, R&D and awards
Our own patents, sustained R&D investment and recognition from the innovation ecosystem.
Patents 1 active · +1 pending
- Lithium-supercapacitor hybrid systemActive
- HESS for trucksPending
R&D 3× R&D Law + projects
- R&D Tax Law incentive×3
- Projects with an innovation component HESS · CPT · Testing Center
Awards 5 distinctions
- Emasa Mobility ChallengeWinner
- Best Energy Management Project Lago Chapo case · ColbúnWinner
- Avonni InnovationFinalist
- Startup Science2021 · 2023
- Crea y ValidaCORFO
Press Canal 13
- Canal 13 Lago Chapo case
Have an energy storage project?
Let's talk. We'll help you define the best solution for each stage of your system.
San Juan 4790, San Joaquín, Santiago [email protected]
