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10.54 kWp Solar System

Turn your roof into a power plant. Perfect for homes with RM 530 - 600 monthly bills.

A 10.54 kWp solar system in Malaysia uses 17 panels covering roughly 43-51 sqm of roof area, and is built to suit homes with a RM 530 - 600 monthly TNB bill. Trexon installs it from RM25,999 with a Solis, Huawei, or Sungrow inverter, Tier-1 panels, mounting, installation, SEDA submission, and TNB commissioning included, all backed by a 30-year panel performance warranty. Once commissioned, the system saves around RM 400 per month through a mix of reduced TNB grid consumption and Solar ATAP export credits, paying back the installation cost in roughly 5.4 years. The price and inverter brand shown update live as you compare Solis, Huawei, and Sungrow below, and every figure ties back to the same size-specific specification — not a generic estimate. Book a free quote, or the RM100 priority site visit, to confirm exact sizing for your roof.

Save RM 400 / month
Payback 5.4 years
30-Year Performance
Installed price
Estimated package priceRM 25,999
Due today (booking fee)RM 2,000

Your proposal will confirm the available milestone schedule after system review.

Proposal reviewed first RM2,000 booking to secure your slot
30-Year Panel Warranty
SEDA Registered

Technical Specifications

System Performance

System Power10.54 kWp
Annual Production13,280 kWh/year
Daily Average36.9 kWh/day

Hardware & Warranty

Panel TechJinko 620W N-Type Tier-1
InverterSolis S5-GR3P10K String Inverter
Warranty30-year panel performance, 12-year panel product, 10-year inverter, 5-year workmanship
CertificationSIRIM-certified equipment; SEDA-registered installer (RPVSP)

What's Included

  • 10 kWac Solis S5-GR3P10K String Inverter with SolisCloud monitoring
  • 17x Jinko 620W N-Type Tier-1 Panels
  • Heavy-duty aluminum mounting & railing system
  • TNB application & Solar ATAP registration
  • Professional installation by our SEDA-registered team
  • System commissioning & testing
  • Real-time monitoring mobile app
  • 30-year panel performance warranty
  • 10-year inverter warranty
  • 5-year workmanship warranty

Ideal For

  • Semi-detached homes
  • Small bungalows
  • 5+ bedroom homes
  • Monthly bills RM 530 - 600
  • Three phase connection
  • Extensive air conditioning
  • Home entertainment systems

What's in your system

Solar panel module

Solar panel module

String inverter

String inverter

AC/DC protection box

AC/DC protection box

Bi-directional smart meter

Bi-directional smart meter

Trexon monitoring on laptop and phone

Trexon monitoring on laptop and phone

Diagram of a home solar system on-grid under Solar ATAP: PV array, DC isolator, string inverter, AC protection, home loads, TNB smart meter and grid
Solar runs your home first; surplus is exported to TNB.

Ready to cut your electricity bill?

Get your 10.54 kWp system with Solis S5-GR3P10K String Inverter today. Start with a RM2,000 booking.

Speak to a Consultant

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Frequently Asked Questions

Common questions about the 10.54 kWp solar system in Malaysia

What's Inside a 10kW Solar System: Component Breakdown

A 10.54 kWp system is built from 17 Jinko 620 W panels, a single string inverter, and standard residential mounting hardware. Here is exactly what Trexon supplies and installs:

Solar Panels
17 × Jinko 620 W N-Type Tier-1 monocrystalline panels (10.54 kWp approved residential configuration)
30-year linear power output warranty. Efficiency 21–22.5%. Module-level SIRIM MS IEC 61215.
String Inverter
1 × correctly sized Solis string inverter for solar-only scope, or Huawei SUN2000 hybrid platform when selected
10-year inverter warranty. Efficiency 98.6%+. Remote monitoring included.
Mounting System
Aluminium rail system (Esdec or equivalent) for concrete/metal decking or standing-seam roofs
Wind load rated to 150 km/h for Malaysian building code (MS 1553). Stainless steel fasteners.
DC Cabling
TUV-certified 4 mm² solar-rated DC cable (red/black), UV-resistant, rated 1,500V DC
All cabling run through conduit where exposed. MC4 connectors with IP68 rating.
AC Isolation & Protection
SIRIM-certified AC isolator, surge protection device (SPD), and TNB-compliant AC distribution board connection
Required by TNB for Solar ATAP approval. Installed by licensed electrician (Wireman).
Bidirectional Smart Meter
Supplied and installed by TNB upon Solar ATAP commissioning
Records both import (grid to home) and export (solar to grid) for accurate billing.

Savings Example: 10.54 kWp on a RM 520 TNB Bill

Take a household whose monthly usage (about 1,107 kWh) matches the system's generation, on a bill of about RM 521/month. Basis: RP4 Domestic General tariff; 40% of generation used directly and 60% exported and credited at the Energy Charge; no tariff escalation; excludes AFA, KWTBB and SST. Here is what changes:

about 37 kWh
Daily Solar Generation
(10.54 kWp × 3.5 peak sun hours)
about 15 kWh/day
Used Directly
(about 40% of generation, offsets the tariff you pay)
about 22 kWh/day
Exported to TNB
Credited at the Energy Charge rate (27.03 sen/kWh)
about RM 120
New Monthly Bill
Down from about RM 521 — about 77% lower

Annual savings: approximately RM 4,800. At an installed cost from RM 25,999, payback period is 5.4 years. 25-year total savings estimated at RM 93K counting the export credit for the Solar ATAP 10-year term only (self-use savings only from year 11).

10kW vs 8kW vs 12kW — Which System Size is Right?

The 10.54 kWp package suits homes with monthly bills of about RM 520. Figures below use the same basis as the savings example. Use this comparison to see whether stepping up or down makes more financial sense.

Specification8.06 kWp10.54 kWp (This Page)12.40 kWp
Panel count131720
Monthly generation (avg)846 kWh1,107 kWh1,302 kWh
Bill it suits (about)RM 372RM 521RM 616
Installed price (Solis)RM 21,999RM 25,999RM 28,999
Roof area required33–39 sqm43–51 sqm50–60 sqm
Est. payback period6.5 years5.4 years5.1 years
25-year savings (est.)RM 67,800RM 93,000RM 108,600

Roof Space Requirements for a 10.54 kWp System

A 10.54 kWp system (17 panels) requires roughly 43–51 sqm of usable, shadow-free roof area. "Usable" means the area is free from HVAC units, water tanks, skylights, and vent pipes — and is not shadowed by adjacent buildings, trees, or parapet walls between 9 am and 3 pm.

Flat concrete roof
Excellent
Most common in Malaysia. Panels mounted at 10–15° tilt using ballast frames. No roof penetration needed. Easy maintenance access.
Metal standing-seam (zincalume / IBR)
Excellent
Clamp-on mounting — zero penetrations. Ideal for factories, warehouses, and terrace house extensions. Fast installation.
Cement fibre / asbestos tile
Good (with care)
Requires careful hook mounting to avoid cracking. Trexon inspects tile condition before proceeding. Any extra work is confirmed in your proposal.
Clay / ceramic tile (genteng)
Good
Tiles lifted and replaced around hooks. Slight roof penetration — properly flashed and waterproofed. Common in semi-D and bungalow homes.
Low-pitch hip roof
Good
Works well for north-facing or east/west-facing panels if south-facing area is limited. Minor generation impact (5–10% vs optimal south-facing).
Shingle / bitumen roof
Limited
Common in older terrace houses. Condition assessment critical — if roof is near end-of-life, we recommend re-roofing before solar. Trexon advises honestly.

10kW Solar System — Detailed FAQ

How much does a 10kW solar system cost in Malaysia in 2026?
Trexon quotes a 10kWp-class residential system in either the Solis, Huawei or Sungrow ecosystem. The installed total includes Tier-1 panels, the selected inverter, mounting, protection, commissioning, and the Solar ATAP application scope stated in the proposal.
How much can a 10kW solar system save on my TNB bill per month?
For a home with a monthly TNB bill of about RM 520, the 10.54 kWp system saves about RM 400 per month on our calculation basis (about 77% of an RM 521 bill; about RM 40 more at October's AFA). Estimate: household using 1,107 kWh/month, 3.5 sun-hours, 40% used at home, export credited at 27.03 sen for 10 years, excl. AFA. The exact savings depend on: your daily electricity usage pattern (peak hours vs off-peak), roof orientation (south-facing is optimal), and how much of your generation is self-consumed vs exported. Use our solar calculator for a precise estimate.
How long is the payback period for a 10kW solar system?
On our calculation basis the 10.54 kWp package pays back in about 5.4 years (Solis price ÷ yearly saving). Actual payback depends on your tariff tier, how much of the generation you use directly, and the system price. Generation used directly avoids the full domestic tariff, while exported generation is credited at the Energy Charge rate (27.03 sen/kWh).
What warranties come with a 10kW solar system from Trexon?
Every Trexon 10.54 kWp system includes: 30-year linear power output warranty on panels (at least 87.4% of rated output at year 30 under the Jinko warranty terms), 10-year inverter warranty, and 5-year workmanship warranty on installation (roof penetrations, cabling, mounting).

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