Take Control of Your Energy.
When the grid fails, you don’t. Store power. Pay less. Stay always-on.
BESS: The Key to Maximizing Your ATAP Benefits
Turning fluctuating market credits into fixed operational savings.
Use Solar Beyond Daytime
Store excess solar and use it at night instead of relying on the grid.
Backup During Blackouts
Keep essential appliances powered during outages with stored energy.
Prioritise Self-Consumption
Use stored solar at home first, reduce reliance on TNB, and lower bills further.
Maximise Savings
Achieve up to 99% electricity bill reduction with smart storage optimisation.
Residential & Small Business
Deye RW-L Series: Wall-Mounted Lithium Safety
The Deye RW-L series (featuring the RW-L5.1 and RW-L10.2) is a premium LiFePO4 battery solution designed for modern Malaysian homes. Its ultra-slim, wall-mounted design saves space while providing heavy-duty energy storage.
Equipped with a built-in Intelligent BMS, these units are safer, environmentally friendly, and optimized for high-discharge applications like evening air-conditioning and EV charging.
"Ultra-slim and cobalt-free—the safest energy storage choice for your family."
| Technical Feature | Deye RW-L5.1 | Deye RW-L10.2 |
|---|---|---|
| Nominal Energy (kWh) | 5.12 kWh | 10.24 kWh |
| Chemistry | LiFePO4 (Cobalt-Free) | |
| Depth of Discharge | 90% Recommended | |
| Cycle Life | ≥6000 cycles (@25°C) | |
| Installation Type | Wall-Mounted / Rack-Mounted | |
| Weight (Approx) | 50 kg | 100 kg |
| Warranty | 10 Years Limited Warranty | |
Commercial & Industrial
Deye BOS-G Series: Scalable Rack-Mounted Power
The Deye BOS-G Series is a modular, high-voltage battery system engineered for Bungalows, Commercial buildings, and Industrial factories.
This system supports peak shaving and load shifting, allowing businesses to maximize their Solar ATAP 2026 benefits. With a rack-mounted design, you can easily scale from 15.36kWh up to massive MWh-level storage as your business grows.
"Standard 19-inch embedded design—modular, scalable, and built for heavy-duty performance."
Built for Malaysia — Homes to Heavy Industry
Designed around TNB tariffs, ATAP policy, blackout realities, and real financial returns.
Homes & Residential
Unpredictable blackouts and wasted solar at night
Store solar + instant backup
Slash bills by up to 80% and stay powered during outages
SMEs & Retail
Rising monthly bills and business disruption risk
Smart load shifting + backup
Stable monthly bills and uninterrupted operations
Commercial & Industrial
Peak demand penalties and grid dependency pressure
Peak shaving + capacity protection
Major OPEX reduction and higher operational efficiency
EV & Smart Community
High power demand and unreliable infrastructure
BESS grid support + resilience
Faster charging, stronger communities, ATAP-compliant
BESS ROI Estimator
Select your system capacity to view package pricing and night-time performance.
Deye LFP Technology
Cobalt-free LiFePO4 cells with 90% usable depth of discharge (DoD).
RM 26,999
9.2
kWhEstimated Night-Time Autonomy
ATAP vs SELCO: At this capacity, you can achieve 90% self-sufficiency by storing excess solar for night-time use, avoiding the highest TNB tariff blocks.
Get Your Load Profile Audit
We don't just sell batteries; we engineer financial outcomes. Contact us for a full data-driven analysis of your TNB bills.
Consult Our Specialists
+6011-3760 6143
Project Inquiry
sales@tatlersolar.com
