Fronus LD55 Lithium Battery IP40 LV (5Y)

Fronus LD55 is a low voltage lithium battery for solar home systems in Pakistan. It has a capacity of 5.12kWh at 51.2V and 100Ah and is made with safe LiFePO4 cells in a 16 cell series design. Fronus LD series batteries can charge at 100A and discharge at 135A, so they can run heavy loads such as air conditioners and water pumps. A 3.5 inch touchscreen shows the battery status, and a built-in WiFi controller lets you check it and update it from your phone. The battery works in a wide temperature range, charging from 0 to 55 degrees Celsius and discharging from minus 20 to 55 degrees Celsius. You can mount it on a wall, on the floor or in a rack, and connect up to 16 units in parallel. The protection rating is IP40, so it is made for indoor use only. Fronus gives a 5 year warranty.

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Fronus LD55 Lithium Battery - Features

• Strong output: 135A discharge for heavy loads
• Built-in WiFi: remote monitoring and updates
• Touchscreen display with SOC indicators
• Flexible mounting: wall, floor or rack
• Scalable: up to 16 units in parallel
• 5 year warranty

Fronus LD55 Lithium Battery - Technical Specifications

• Brand: Fronus (SolaX Power LD series)
• Model: LD55
• Battery type: LiFePO4 (1P16S)
• Nominal energy: 5.12kWh. Capacity: 100Ah. Nominal voltage: 51.2V
• Operating voltage: 44.8 to 58.4V
• Charge current: 100A. Discharge current: 135A. Peak: 200A for 10 seconds
• Communication: CAN and RS485
• Size (W x H x D): 335 x 626 x 169mm. Weight: about 42kg
• Protection: IP40 (indoor use only)
• Charge temperature: 0 to 55°C. Discharge temperature: -20 to 55°C
• Certifications: IEC 62619, IEC 62477, IEC 63056, UN38.3 and others
• Warranty: 5 years
• Cycle life: 6000+ cycles on the LD series datasheet. Some sellers list 8000 for the LD55. Please confirm

Fronus LD55 Lithium Battery - Compatibility and Installation Guide

• Works with 48V hybrid inverters that support CAN or RS485. Check the inverter list with your supplier
• Install indoors in a dry, ventilated place
• Use the correct cable size and check polarity before you connect
• Installation should be done by a qualified solar installer

Frequently Asked Questions

Q1: How much current can it discharge?
Up to 135A.

Q2: Does it have WiFi?
Yes. Fronus lists built-in WiFi on the LD series.

Q3: Can I install it outdoors?
No. IP40 is for indoor use only.

Q4: How many can I connect in parallel?
Up to 16.

Q5: What is the warranty?
5 years.

Q6: Which mounting types work?
Wall, floor and rack.

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