MARSTEK B2500-D is the first lithium storage system for mini balcony photovoltaic systems: simple to install and compatible with all micro inverters on the market, MARSTEK allows you to optimize the operation of balcony photovoltaic systems by allowing energy storage and system monitoring via a convenient App.
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Why choose MARSTEK:
Easy to install in just 15 minutes;
10-year battery warranty;
Compatible with all commercially available micro inverters;
IP65 waterproof and 10-year warranty;
Maximum PV input: 1600W and output: 800W;
Control and monitoring by smart app;
Intelligent energy distribution via smart meter;

The MARSTEK B2500-D 2.24kWh battery can be installed on both new and existing photovoltaic systems. It connects between the photovoltaic panels and the micro inverter. Easy to install and suitable for outdoor use (IP65 protection rating), the device can be managed and its charging status monitored via a dedicated app. The MARSTEK lithium battery has a capacity of 2240 Wh. Up to 4 additional units can be added in parallel for a total storage capacity of 8.96 kWh.
Technical Specifications:
• Battery Capacity: 2240Wh
• Battery Technology: LiFePO4 (Lithium Iron Phosphate)
• Expected Life: 6000 Cycles @ 80% DOD
• DC Inputs: 2 x MPPT
• PV Input 1: 800Wp (12-59V @ 13.5A)
• PV Input 2: 800Wp (12-59V @ 13.5A)
• DC Outputs: 2 x 400W (16V~40V @ 15A Max)
• Wireless: BT5.2 + VIFI 2.4G
• Dimensions: 309 x 175 x 350 mm
• Protection Rating: IP65
• Weight: 20kg
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