Deye SUN-XL20-B
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Technical specifications
The Deye SUN‑XL20‑B is a concentrator designed for use with SUN‑XL02‑B optimizers. It supports up to four strings, provides a Rapid Shutdown function, and enables full system monitoring. With PLC communication, no additional cabling is required. Its robust IP68 design and operating range of –40 °C to +65 °C make it ideal for challenging environments.
Variants

Product description
The Deye SUN‑XL20‑B is the central control unit for PV systems using SUN‑XL02‑B optimizers. It collects data from up to four strings and ensures full system supervision. In emergencies, it activates Rapid Shutdown to cut off DC voltage. Thanks to PLC communication, data transfer occurs over existing PV cables, eliminating the need for extra wiring.
Compatible with standard MC4 connectors, easy to install, and built for outdoor durability – it’s the professional solution for safe and efficient PV installations.