Premium Quality All in One Wall Mounted Home Energy Storage Battery 51.2V 314Ah 16KWh Lifepo4 Lithium Battery Pack
Company Profile
Shenzhen First Tech Co., Ltd was established in 2017 as a one-stop solution provider of solar & battery energy storage systems. We specialize in research, development, production, sales and service of commercial and industrial energy storage systems, home energy storage systems, lithium-ion battery packs, solar hybrid inverters, and solar optimizers.
Located in Shenzhen City, Guangdong Province, China, our factory has passed ISO9001, ISO14001, and ISO45001 management system certifications. Our products have obtained TUV-CB, CEIEC, EMC MSDS, UN38.3, and other certificates. We export to Europe, Africa, Middle East, North America, South America, and Southeast Asia.
In addition to standard products, we welcome OEM & ODM orders, providing professional service and quality products at competitive prices. First Tech is committed to becoming a global leading solar & ESS solution provider to deliver green energy and contribute to a cleaner world.
Enjoy New Life, Starting with First Tech!
Regional Application Guidance
Singapore Market
Singapore's market demands high safety, seamless integration with smart buildings, high humidity resilience, and compliance with stringent urban regulations.
Q1 - Reporter: Mr. Benjamin Tan, The Straits Times
"With the push for green buildings in Singapore, how does this 51.2V system integrate with Building Management Systems (BMS) for automated energy optimization?"
Our battery communicates via both RS485 and CAN protocols, which are standard interfaces for most commercial BMS. This allows for real-time data exchange, enabling the BMS to schedule charging during low-tariff periods and discharge during peak hours automatically, optimizing energy costs and building efficiency.
Q2 - Reporter: Ms. Aisha Lim, Channel NewsAsia
"Can you clarify the difference between the 51.2V and the common 48V systems? What advantage does this bring to the user?"
The 51.2V nominal voltage is optimized for higher efficiency with many modern 48V-60V hybrid inverters. It reduces current for the same power level, leading to lower system losses and potentially longer cable runs without voltage drop. For the end-user, this means marginally higher system efficiency and better performance.
Q3 - Reporter: Mr. Ravi Patel, Business Times
"Multi-story carparks are common sites for storage here. What are the specific fire safety features for such enclosed public areas?"
Beyond the inherent safety of LiFePO4 chemistry, the battery pack is certified to IEC62619, which includes stringent safety tests. For high-occupancy areas, we recommend installation in a dedicated, ventilated room or cabinet. The system's BMS provides continuous monitoring for temperature and voltage anomalies, acting as a first line of defense.
Q4 - Reporter: Ms. Chloe Wong, TODAY
"What is the expected performance degradation when cycling daily in our constant warm climate?"
The ≥6000 cycle life is tested at 25°C and 90% Depth of Discharge. In Singapore's consistent climate, you can expect performance very close to laboratory conditions. Our smart BMS with active balancing ensures all cells age uniformly, maximizing lifespan, which is designed for 15 years.
Q5 - Reporter: Mr. David Wee, The Edge
"Does the 'remote firmware upgrading function' pose any cybersecurity risks, and how are they mitigated?"
Security is paramount. Firmware updates are delivered over encrypted channels and require digital signatures for authentication. We follow industry best practices and our systems undergo regular security audits to protect against unauthorized access.
Malaysia Market
Malaysia deals with tropical storms, grid instability in industrial areas, and a growing demand for solar self-consumption in residential and commercial sectors.
Q1 - Reporter: Encik Amirul Hakim, Utusan Malaysia
"During the monsoon season, power dips are frequent. How quickly can this battery system react to support critical loads in a factory?"
When paired with a compatible hybrid inverter, the transition from grid to battery power is seamless and typically occurs within 20 milliseconds. This is faster than most sensitive industrial equipment can notice, preventing production stoppages or data loss.
Q2 - Reporter: Ms. Priya Menon, The Star
"Many Malaysian homes have limited indoor space. Can this unit be safely installed in an outdoor shed or under a car porch?"
The IP20 rating is for indoor, dry locations. For outdoor or semi-outdoor installations like a car porch, we strongly recommend using a protective, weatherproof, and ventilated enclosure to guard against rain, dust, and direct sunlight, ensuring safety and longevity.
Q3 - Reporter: Mr. Sanjay Krishnan, Malay Mail
"Can the system be configured to prioritize solar self-consumption during the day and only use the grid to top up if needed?"
Absolutely. This is a core function of the energy management logic when used with a compatible solar hybrid inverter. The system will use solar power to run loads and charge the battery. Grid power is only used as a backup when solar and battery are insufficient, maximizing solar utilization.
Q4 - Reporter: Ms. Nor Aini Mohamed, Berita Harian
"What is the process for expanding the system after a few years? Is it plug-and-play?"
The modular design is key. You can add additional 16kWh units in parallel, up to 16 total. The system's built-in controller manages the expansion. While we recommend a technician for final connection, it is designed to be a straightforward process, future-proofing your investment.
Q5 - Reporter: Mr. Robert Ling, The Borneo Post
"For remote clinics in East Malaysia, what kind of remote monitoring and diagnostic support can you provide?"
Our cloud-based monitoring platform allows healthcare administrators or our support team to view system status, state of charge, and any fault codes in real-time from anywhere. This enables proactive maintenance and rapid remote troubleshooting, which is crucial for critical infrastructure.
Thailand Market
Thailand has a robust tourism industry, high solar potential, significant agricultural sector, and a need for reliable power in rural areas.
Q1 - Reporter: Khun Somchai Prachum, Bangkok Post
"Resorts in islands like Phuket face high electricity costs. Can this system be used for 'peak shaving' to reduce demand charges from the utility?"
Yes, this is a perfect application. The system can be programmed to discharge battery power during the resort's peak consumption periods (e.g., late afternoon with pool pumps and air conditioning). This reduces the maximum power drawn from the grid, directly lowering the demand charge portion of the electricity bill, which can be substantial for resorts.
Q2 - Reporter: Khun Chutima Srisuk, The Nation
"Can the battery be charged from a generator during prolonged cloudy weather, and how efficient is that process?"
It can be charged via a generator connected through a compatible inverter/charger. The round-trip efficiency of the battery itself is over 95%. The overall generator-to-AC-output efficiency depends on the inverter, typically around 85-90%, which is still more efficient than running a generator to power loads directly at low capacity.
Q3 - Reporter: Khun Malee Saetang, Thai Rath
"Are there any specific considerations for installing this in a fruit packing or cold storage facility where temperatures can be low?"
The battery can discharge in temperatures as low as -20°C. However, it can only charge above 0°C. In a cold storage environment, it's crucial to install the battery in a separate, temperature-controlled room (above 0°C) to ensure it can always recharge when needed, either from solar or the grid.
Q4 - Reporter: Mr. John Campbell, The Phuket News
"What is the warranty process in Thailand if a component fails?"
We operate through certified local partners who handle first-line warranty support. In case of a failure, our partner will diagnose the issue. If a replacement is needed, we have a regional warehouse to supply parts or entire units swiftly, minimizing downtime.
Q5 - Reporter: Khun Arunee Vichit, Matichon
"Can the system's data be exported for sustainability reporting that many hotels now require?"
Yes. The monitoring platform can generate reports on solar energy self-consumed, grid energy offset, and estimated CO2 savings. This data can be easily exported for inclusion in corporate sustainability or ESG (Environmental, Social, and Governance) reports.
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