The Terli 7kWh LiFePO4 Powerwall delivers 7.2 kWh of storage in a 650 × 485 × 180 mm wall-mounted enclosure weighing 75 kg. This 48V 150Ah battery uses a 15S3P Super Graphene LiFePO4 cell architecture and supports up to 15 units in parallel.
Features：
♦Longer Cycle Life
Offers up to 20 times longer cycle life and five times longer float/calendar life than lead acid battery , helping to minimize replacement cost and reduce total cost of ownership
♦Lighter Weight
About 40% of the weight of a comparable lead acid battery . A " drop in" replacement for lead acid batteries
♦Higher Power
Delivers twice power of lead acid battery ,even high discharge rate, while maintaining high energy capacity
♦Wider Temperature Range
-20℃~60℃
♦Superior Safety
Lithium Iron Phosphate chemistry eleminates the risk of explosion or combustion due to high impact overcharging or short circuit situatio
Model |
Helios |
|||
Battery Type |
LiFe PO4 |
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Battery Module |
Helios 3 | Helios 5 |
Helios 7 | Helios 10 |
Battery Capacity (Ah) |
60 |
100 |
150 | 202 |
Nominal Battery Energy (kWh) |
3 |
5.1 |
7.6 | 9.6 |
Max Output Power（kW） |
2.4 |
4.8 | 7.2 | 10.3 |
Net Weight（Kg） |
41 |
56 |
81 | 98 |
Dimension (L*W*H mm) |
350*300*180 |
700*580*210 | ||
Working Voltage (V) |
43.2~58.4 | |||
Operating Temp.Range (°C) |
-20~50 |
|||
Calendar Life (Cycles) |
6000@25°C,80%DOD |
|||
Nominal Voltage(V) |
51.2 |
|||
Protection Level |
IP54 |
|||
| Communication | CAN/RS485 |
|||
Certification & Safety Standard |
TUV/CE/EN62619/IEC62040/UN38.3/CECAccredited |
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Monitoring & Protection |
BMS |
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| HMI | LCD | |||
The Terli 7kWh LiFePO4 Powerwall uses Super Graphene-enhanced LiFePO4 cell chemistry for inherent thermal and chemical stability. LiFePO4 chemistry eliminates explosion and combustion risk under high impact, overcharging, or short circuit.
Smart Elite BMS: Five-layer protection — overcharge, over-discharge, temperature monitoring, short circuit cutoff, and active cell balancing — keeps this 48V 150Ah battery stable across its full operating range.
LCD Monitoring Screen: Real-time display shows charge level, battery status, and system health without external diagnostic tools.
RS485 & RS232 Communication: Dual serial ports connect this LiFePO4 powerwall battery to a PC for data logging, firmware updates, and monitoring platform integration.
Wall-Mounted Design: Compact enclosure mounts directly to the wall, reducing installation footprint in residential energy storage battery setups.
Every unit ships after passing four mandatory safety tests: drop test, short circuit test, overcharge test, and extrusion test. All test results confirm zero explosion, zero fire, zero smoke, and zero leakage.
The Terli 7kWh LiFePO4 Powerwall integrates directly with three major inverter brands used across residential solar installations: Growatt, Victron, and Goodwe. RS485 and RS232 ports enable communication handshake and real-time monitoring between the battery and inverter.
Hybrid & Off-Grid Ready: The system operates in both hybrid grid-tied configurations and fully off-grid setups.
PV Solar Priority Mode: Solar panels supply loads first, with excess generation charging this LiFePO4 powerwall battery. When solar output falls short, stored energy discharges to cover the gap.
AC Priority Mode: Grid power supplies loads while solar charges the battery. If grid power fails, the system automatically switches to battery backup.
Scalable Parallel Architecture: Connect up to 15 units in parallel for larger residential energy storage battery installations. Scale from 7.2 kWh single-unit to 108 kWh maximum.
The 48V 150Ah battery platform supports expansion without changing inverter settings or rewiring.
The Terli 7kWh LiFePO4 Powerwall meets international certifications required for market entry into the EU, Africa, Middle East, and Southeast Asia. Distributors and importers must confirm:
ISO9001: Quality management system certification for factory production consistency
SGS Supplier Assessment: Independent third-party verification of supplier capabilities and factory legitimacy
UN38.3: International transport safety standard — required for air, sea freight, and road transport
MSDS: Material safety data sheet covering battery chemistry, safe handling, and disposal procedures
CE: Conformity marking compliance with EU safety, health, and environmental requirements
RoHS: Restricts use of hazardous substances in electrical equipment
FCC: Electromagnetic compatibility verification for the US market
Product Patent: Proprietary protection for Terli technology
KTC: Additional certification for specific regional (likely Korea)
Full documentation available on product managers confirm certification scope and market readiness.
(competitive over lead-acid)
The Terli 7kWh LiFePO4 Powerwall delivers performance advantages over lead-acid alternatives. Solar distributors seeking a residential energy storage battery that reduces replacement frequency and improve total cost of ownership will find a compelling value proposition in these seven areas.
this 48V 150Ah battery replaces comparable lead-acid units. At 75 kg, it LiFePO4 powerwall weighs 40% less, simplifying shipping and reducing structural mounting requirements. The drop-in replacement design enables installers to swap lead-acid units without modifying existing racks or enclosures.
(lead-acid lifetime)
20× Longer Cycle Life
The LiFePO4 powerwall battery achieves 6,000+ charge cycles — up to 20× the cycle count of typical lead-acid batteries. Over a 10-year service life, this translates to fewer battery replacements and lower total cost of ownership.
(lead-acid battery lifespan)
5× Longer Float/Calendar Life
Float and calendar lifespan extends 5× beyond lead-acid alternatives. LiFePO4 chemistry resists degradation during idle periods, maintaining performance over longer storage intervals.
(lead-acid degradation)
2× Higher Power Output
The system delivers twice the power of lead-acid batteries at the same discharge rate while maintaining full energy capacity. Higher power output supports larger loads during backup power scenarios and faster response to demand spikes.
(lead-acid power output)
Wider Temperature Operating Range
Operating range spans -20°C to 60°C, exceeding lead-acid battery limits. The LiFePO4 powerwall battery maintains full performance from freezing winters to hot summers, enabling installation in climates where lead-acid performance degrades.
(lead-acid temperature limits)
Zero Maintenance
LiFePO4 chemistry eliminates the corrosion, stratification, and sulfation issues that require regular maintenance in lead-acid batteries. No electrolyte topping, no water refilling, and no equalization required.
(lead-acid maintenance)
10+ Year Total Lifespan
The 6,000+ cycle count combined with LiFePO4 chemistry stability supports a 10+ year operational lifespan. Distributors can offer end customers an long-term warranty backed by actual cycle life data.
(shorter-life alternatives)
Super Graphene LiFePO4 Cells
Super Graphene technology enhances standard LiFePO4 cells with improved thermal conductivity. This enables faster charging, better heat dissipation during high-current discharge, and more stable performance across the temperature range compared to standard LiFePO4.
(standard LiFePO4 cells)
Terli offers both OEM and ODM customization services for solar distributors and energy storage brand owners seeking private-label products. Whether distributors need custom branding on an existing 7kWh LiFePO4 Powerwall or a fully custom residential energy storage battery design, Terli supports flexible manufacturing partnerships.
OEM Service — Custom Branding
OEM service enables distributors to apply custom logo branding directly on the battery enclosure. Brand owners can deliver a fully branded LiFePO4 powerwall battery without investing in manufacturing infrastructure. This supports faster market entry under the distributor’s own brand identity.
ODM Service — Custom Design
ODM service supports prototype design with custom specifications beyond standard models. Terli engineers work with brand owners to define capacity, dimensions, communication protocols, and enclosure design. New designs move from prototype to mass production within the agreed timeline.
Small MOQ Flexibility
Custom orders start at small MOQ levels. Distributors can test market response before committing to larger volume. This reduces inventory risk for new product lines or regional market tests.
Available SKU Range
Custom orders can select from the full capacity range across 48V 50Ah, 100Ah, 150Ah, and 200Ah models, plus 51.2V variants. Brand owners can build a complete product line under a single supplier relationship.
Custom Packaging
Packaging options include custom-branded cartons, multilingual instruction manuals, and market-specific compliance labels. Distributors can match packaging to regional market requirements without managing separate print vendors.
5–7 Day Sample Production
New custom designs move from prototype approval to finished sample within 5–7 days. Rapid sampling enables faster product development cycles and quicker market validation.
The Terli 7kWh LiFePO4 Powerwall serves six primary application scenarios across residential, commercial, and infrastructure markets. Each scenario leverages different combinations of the PV Solar Priority Mode and AC Priority Mode to match local grid conditions and customer objectives.
Residential Solar Energy Storage
Homeowners use this residential energy storage battery for whole-house backup during grid outages and self-consumption optimization during peak pricing hours. The system stores daytime solar generation for evening use, reducing grid dependency.
Solar & Wind Energy Storage
Solar and wind installations pair multiple powerwall units to smooth intermittent renewable output. The LiFePO4 powerwall battery absorbs generation spikes and discharges during low-production periods, delivering consistent power to loads or the grid.
Peak-Shaving & Time-of-Use Optimization
Commercial and industrial customers in peak/valley pricing regions store electricity during low-rate periods and discharge during high-rate periods. This 48V 150Ah battery enables bill reduction through strategic timing rather than generation capacity changes.
UPS & Critical Facility Backup
Hospitals, data centers, and emergency response facilities deploy the system as uninterruptible power supply backup. Automatic switchover from AC Priority Mode to battery power maintains continuous operation during grid failures.
Telecommunication Base Stations
Remote telecom towers use the powerwall as primary or backup power in off-grid locations. Wide operating temperature range supports deployment in harsh environments without climate-controlled shelter.
Commercial Buildings
Hotels, offices, and retail spaces install multiple parallel units to support larger loads and longer backup duration. Scalable architecture enables capacity expansion as facility energy needs grow.
Terli supplies this 7kWh LiFePO4 Powerwall directly from factory to distributor, eliminating intermediary markups. Volume discount tiers reward larger orders with lower per-unit pricing. Procurement managers can calculate landed cost without broker fees.
Sample Availability
In-stock samples ship within 1–2 days. Newly produced samples require 5–10 days after payment confirmation. Distributors can evaluate this residential energy storage battery before committing to volume orders.
Bulk Order Lead Time
Volume orders of 15–20 units or more complete production in 15–20 days. Lead time supports inventory planning for quarterly or annual procurement cycles.
Shipping Options
Express shipping delivers within 3–10 working days for urgent orders. Sea freight spans 15–30 days for cost-effective mass shipment. Air cargo reaches destination airports in 4–7 days.
Packaging Standards
Each LiFePO4 powerwall battery ships individually in a carton box with EPE foam protection on top and bottom. Heavier packs use wooden cases for additional structural support during long-distance transit.
Payment Methods
TT (telegraphic transfer), PayPal, and credit card payments are accepted. Multiple payment options support different procurement workflows and cash flow management needs.
Warranty Coverage
Higher capacity packs (100Ah–200Ah) carry 3–5 year warranties. Smaller models (50Ah) carry 1–2 year coverage. Warranty terms align with the 10+ year expected lifespan of this 48V 150Ah battery platform.
After-Sales Support
Support channels include email, WhatsApp, WeChat, and Skype. Engineering and sales teams resolve technical issues within one business day. Warranty claims receive replacement units at no cost when the defect is confirmed.
Q1: What products do you offer?
Our main products is Lithium Ion Batteries. Now we can offer Home Energy Storage, Telecom Battery， Battery Pack，Lithium Battery 24V 48V etc.
Q2: How can I get a sample to check your quality?
If you need sample to test, please pay for the freight and sample cost. And the sample cost will be returned back to you after you place an bulk order more than our MOQ.
Q3: Can I have the products with my own logo?
Yes. We can offer both OEM and ODM service with prototype design and small MOQ.
Q4: How long can I expect to get the sample?
The samples will be ready for delivery in 3~5days after we receive the payment.
Q5:Can you give me a discount?
Yes, based on wholesale service, we have better discount for bigger quantities. We will quote you the best price based on your order quantity.
Q6. What are the advantages that distinguish from others?
1. Official cooperative supplier of China State Grid Official
2. With professional product development team
3. Rich experience in wireless computer room
4. With superior energy storage solution
Q7. How to do if I can’t reach your minimum order quantity?
Do not worry about that. If you can’t reach MOQ for each item, we suggest you refer to our goods in stock and group sourcing items. We also can send you the latest list of the prompt goods for your reference.
Q8: How to make order?
Send us your purchase order by email , or ask us to send you a proforma invoice for your order, or start an order on Alibaba Trade Assurance