SWELECT Energy Systems Limited (formerly known as Numeric Power Systems Limited) is one of the leading Solar Power Systems Company with a strong presence in global energy market for over 30 years. SWELECT’s core strength lies in technical expertise which is strongly backed with state-of-art manufacturing facilities for Solar PV Modules, Solar PCUs, structural and electrical Balance of Systems (BOS) such as Module Mounting Structures (MMS), AJBs, etc. With more than 30 years of field experience and with a team of experts in Power Electronics, SWELECT, even today stays close to its customers and caters to their needs through continuous technological innovation, rich expertise and customer centric approach. SWELECT has the ability to implement solar power projects in small as well as large scales with utmost understanding of customer requirements and customized solutions.





Manufacturing Capacity (MW)

Installation base (MW)

Installation base (MW)

Rooftop Installation

Rooftop Installation

State-of-The-Art Manufacturing Plants

SWELECT manufactures the complete range of high-quality products in the Solar Energy space with strong technical back-up and warranty.

Fully automated PV Manufacturing facility at Dabaspet, Bangalore

SWELECT operates a 100 MW class 100,000, dust-free, clean-room, world-class PV module HHV Solar Technologies (’HHV ST’) manufacturing plant with R&D facility at Bangalore. HHV ST’s product portfolio comprises of High Quality – High Efficiency Solar PV modules (HHVST) in various Power ratings with International Certification and compliance to IEC Standards.

Balance of systems (BOS) Manufacturing facility at salem, Tamil Nadu.

SWELECT also offers the complete range of Electrical and Mechanical Balance of Systems (BOS) including Solar PCUs, Module Mounting Structures (MMS), AJBs, ACDBs, DCDBs, etc. from its State-of-the-art facility in Salem.

The Roll-forming machines installed at the plant has a production capacity of 10 MW per month of MMS with throughput of 1 MW every 3 days with a lifetime of 20+ years.


Solar Project Developer/IPP

As a Solar Project developer, SWELECT owns and operates multiple utility grade solar PV projects. These projects are tied-up with government bodies under various STATE AND NATIONAL SOLAR PROGRAMMES.

In-house R & D / Product Development

SWELECT offers a complete range of quality products in the Solar Energy space such as:

  • Solar Photovoltaic Modules / Smart PV Modules
  • Solar Charge Controllers – MPPT & PWM
  • High efficiency Inverters – Grid Tie, Hybrid, Bi-directional, Mini-Grid
  • Energy Storage Systems – ESS
  • MMS for module mounting and accessories such as DCDBs, AJBs, ACDBs etc.
  • Solar Home systems, LED lighting solutions etc.

Turnkey Solar System and Integration

SWELECT has a range of Solar Energy systems and implementation capability to address existing (retrofits) as well as new installations starting from a small rooftop system to commercial and large & smart industrial systems to MW-scale solar PV Plants.

  • ON-Grid Utility Scale SPV Parks
  • OFF-Grid & Hybrid systems with Energy Storage
  • Industrial / Commercial Roof tops
  • Solar Power Systems Design, Technical Services, Operation & Maintenance

Turnkey EPC and O & M Contracts

As an EPC contractor, SWELECT help its customers from concept design to commissioning of the plant taking into consideration, time, cost and quality parameters.

  • Site survey & feasibility study
  • Detailed engineering design
  • Material / equipment procurement
  • Project execution
  • Testing, erection and commissioning
  • Operation and maintenance

Public Limited Company

Public Listed Company with large market capitalization


MNRE Channel partner

Ministry of New & Renewable Energy Channel Partner with SP1A Rating An ESCO empanelled company by BEE


IMS certified company

ISO 9001:2008, ISO 14001:2004+ Cor 1:2009 & BS OHSAS 18001:2007


After sales support

3 decades of experience / service centres across 250 locations



Special Award as the winners of largest numbers of Roof Top Installation in the country in 2014 – 2015


SD’s No.1 OFF GRID / Roof TOP Solar PV Power Solution Provider of the year 2015


SD’s No.2 SPCU Manufacturer of the year 2015




India’s first foundry group to offer STEEL/IRON/INVESTMENT castings all under one roof

  • A One-stop solution provider for all your casting needs – specialists in Valve Castings/ Automobile & Engineering castings / Earth Moving.
  • Only foundry in India to offer Steel/ Iron/ Investment castings of a wide range and certification to all major international markets.
  • First foundry group in India to utilize Renewable energy for 80% of its total power consumption.
  • Utilizing 60% to 70% of reclaimed sand to preserve Nature.

Latest News

India’s First Floating Solar PV Plant

India’s first Solar Ferry-Modules supplied by HHVST


SWELECT Launches new Grid Tie Inverter