48V LG Chem RESU Battery

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  • Regular price $6,360.00

48V LG Chem RESU LV (Low Voltage) Battery

The newly designed LG Chem RESU range of lithium-Ion battery packs provides the perfect solution for energy storage regardless of your requirements. With options like the RESU-PLUS allowing for expansion of system capacity at any time this provides system owners with the perfect option for future-proofing their energy requirements.

The compact and lightweight nature of the RESU is world-class. It is designed to allow easy wall-mounted or floor-standing installation for both indoor and outdoor applications. The inverter connections have also been simplified, reducing installation time and costs.
The new RESU series features industry-leading continuous power and DC round-trip efficiency (95%). LG Chem’s L&S (Lamination & Stacking) technology provides durability ensuring 80% of capacity retention after 10 years.

LG Chem places the highest priority on safety and utilizes the same technology for its ESS products that have a proven safety record in its automotive battery. All products are fully certified in relevant global standards.



Warranty by: LG


Credit card service fees are high (4%); to keep our RESU prices the lowest as always, we recommend bank transfer. Please choose Offline Payment option once you checked out. If you choose the credit card payment, you will be asked to pay for an additional 4% fee.

 -Contact us for offline payment options.


48V RESU LV Batteries are exported from Germany. NA (North America) Door delivery lead time is 8 weeks; Li-ion batteries via only sea and road transport. Customs clearance, duties and taxes are handled and paid by TESUP DE.

Available In
TESUP, Wallington, NJ 07057 USA (8-week lead time)
TESUP, London, W44LD UK
TESUP, Munich, 81249 DE

Warranty: 10-year product warranty by LG Chem Europe, the LG Chem is also covered by warranty for 3,180 cycles and the amount that is repaid upon failure is dependent on how many years it has been running. For example, in the first two years, a homeowner can expect a 100% cashback warranty upon the failure of their RESU. However, once the unit is three years old, LG will only replace 72% of the total purchase value.


Note I: Delivery of LG Chem RESU ESS (Energy Storage System - Lithium-Ion Polymer Battery) which contain JH3 Cells might take up to 14 days. Plywood boxes are being well packed and prepared by the vendor as to be shipped as classified by the U.S. Department of Transportation Pipeline and Hazardous Materials Safety Administration under Hazard Class/ Division 9.
Note II: LG Chem RESU ESS units (Proper shipping name: Lithium-ion batteries including lithium ion polymer batteries) cannot be refunded at anytime due to it`s high shipping costs which was already being paid by the vendor on the day of purchase or any change in the battery or packaging invalidates specially prepared DGN (Dangerous Goods Note) shipping permit which is required by U.S. Department of Transportation. Product warranty is for 10 years as stated above.

Product Details
Nominal Voltage: 51.8 V
Voltage Range: 42.0 - 58.8 V
Dimensions: 18 x 16 x 5 Inch (W/H/D) (RESU3.3)
Dimensions: 18 x 26 x 5 Inch (W/H/D) (RESU6.5)
Dimensions: 18 x 19 x 9 Inch (W/H/D) (RESU10)
Dimensions: 18 x 25 x 9 Inch (W/H/D) (RESU13)

Weight: 68 Ib (RESU3.3)
Weight: 115 Ibs (RESU6.5)
Weight: 165 Ibs (RESU10)
Weigh: 213 Ibs (RESU13)

Enclosure Protection Rating: IP55
Communication: CAN 2.0 B
Cell Certificate: UL1642
Product Certificates: CE / RCM / TUV (IEC 62619) / UL1973

Package Dimensions & Weight
RESU3.3: 26 x 20 x 7 Inch & 73 Ib
RESU6.5: 28 x 27 x 8 Inch & 128 Ib
RESU10: 35 x 28 x 13 Inch & 194 Ib
RESU13: 35 x 34 x 13 Inch & 239 Ib

HS Code: 85076000900

Danger: Hazardous material according to UN 38.3 / Transport Hazard Class 9

When using the storage with the SMA Sunny Boy Storage/SolarEdge StorEdge/Piko BA/Plenticore Plus; a communication cable (for example, LiYCY (TP) 4 x 2 x 0.34 mm2, Unitronic, 2 m length, capped - both ends not used Weight: 0.18 kg) is also required.

LG Chem RESU Datasheet
LG Chem RESU13 Datasheet
LG Chem RESU LV (48V Low Voltage) Installation Manual