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Eng. Kumar Rajan
Technical Director & Lead Solar Engineer
18 years experience
15 articles published
A Professional Engineer (P.Eng) registered with the Board of Engineers Malaysia, Kumar oversees all technical operations at Trexon. He has personally supervised over 500 solar installations across Peninsular Malaysia and ensures every system meets the highest safety and performance standards.
Qualifications
- P.Eng (Board of Engineers Malaysia)
- BEng (Hons) Electrical & Electronics, UTM
- SEDA Certified PV System Designer
- SIRIM PV Testing Certified
- CIDB Green Card Holder
Areas of Expertise
PV System DesignInverter TechnologyElectrical Safety & ComplianceGrid-Tied & Hybrid Systems
Articles by Eng.
All articles7 Best Solar Panels Malaysia 2026 — Expert Tested & Ranked
8 Jan 20269 min read
Solar Panel Maintenance Costs Malaysia 2026: What to Expect
28 Dec 20255 min read
5 Common Solar Myths in Malaysia Debunked (2026)
15 Dec 20256 min read
Why Trexon Energy is the Top Rated Solar Installer in Kuala Lumpur 2026
26 Jan 20265 min read
Terrace vs Semi-D vs Bungalow: Solar Sizing Guide 2026
20 Jan 20266 min read
Huawei vs Sungrow vs SMA: Best Solar Inverters (2026)
19 Jan 20268 min read
Solar for Factories 2026: How Manufacturing Plants Can Cut OpEx
12 Jan 20269 min read
Case Study 2026: How The Lim Family Saved RM 6,000/Year
2 Jan 20265 min read
Solar in Penang 2026: Island-Specific Rules & Irradiation Data
27 Jan 20266 min read
How to Read Your TNB Bill & Save 90% With Solar Malaysia 2026
15 Feb 20269 min read
Off-Grid Solar Malaysia: Complete Guide for Sabah & Sarawak (2026)
14 Feb 202613 min read
Tesla Powerwall Malaysia vs Huawei LUNA2000: 2026 Price, Availability & Winner
13 Feb 202613 min read
How to Size Your Solar System Malaysia 2026 | kW Calculator by Bill
1 Mar 20269 min read
Best Solar Batteries Malaysia 2026 | Tesla vs Huawei vs BYD Comparison
9 Mar 202612 min read
TNB Tariff Increase 2026: How Much More You Pay — And How Solar Eliminates It
5 Mar 202610 min read
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