--- description: Install BENY's BFS-31 for a user-friendly solar safety solution. Offers plug-and-play installation, PLC control, and compatibility with multiple inverters. title: Easy Install BFS-31 Shutdown Box by BENY | BENY New Energy image: https://www.beny.com/wp-content/uploads/2021/05/rapidshutdown-junctionbox-bfs31-1-1.jpg --- [ ](https://www.beny.com/) Search [Home](https://www.beny.com/) [Products](https://www.beny.com/products/) [Rapid Shutdown Device](https://www.beny.com/product-category/module-level-rapid-shutdown/) SunSpec Solar Panel Rapid Shutdown Junction Box BFS-31 * ![rapidshutdown junctionbox bfs31 1 1]() * ![rapidshutdown junctionbox bfs31 3]() * ![rapidshutdown junctionbox bfs31 2]() * ![rapidshutdown junctionbox bfs31 1 1]() * ![rapidshutdown junctionbox bfs31 3]() * ![rapidshutdown junctionbox bfs31 2]() # SunSpec Solar Panel Rapid Shutdown Junction Box BFS-31 The BFS-31 is designed as a solar panel junction box with rapid shutdown function to meet NEC2017/ NEC2020 for solar building fire safety. #### Highlights : * Operates one standard PV module * Shutdown panel to 0V at microsecond * Plug and Play Easy Installation * PLC control signaling * PVRSS with multiple inverters * Over temperature protection Automatic shutdown * 10 years warranty * ![sunspec icon]() * ![UL-Certifed icon]() * ![nec2020]() [Download Datasheet](https://www.beny.com/wp-content/uploads/2021/05/ZJBENY-Rapid-Shutdown-Junction-Box-BFS-31-Datasheet.pdf) [Request A Quote](javascrpt:;) * ![zjbeny sunspec rapidshutdown junctionbox diagram]() ## Solar Panel Rapid Shutdown Junction Box BFS-31 BFS- 31 is designed as a solar panel junction box with rapid shutdown function to meet NEC2017 for solar building fire safety. Operates with most of standard PV module. The BFS-31 completes a rapid shutdown solution with the Sunspec signal transmitter. ## BFS-31 FEATURES * Shutdown panel to 0V at microsecond * Plug and Play Easy Installation * PLC control signaling * PVRSS with multiple inverters * Over-temperature protection Automatic shutdown * Patents pending * 25 years warranty ## SPECIFICATION | BFS-31 Specifications | | | ----------------------------- | ---------------------------------------------------------------- | | Input | | | Range of Operating Voltage | 18V-90V input | | Max Operating Current | 18A | | Max Input Power | 1620W total | | Communication | PLC (DC Power Line) SunSpec certificate Microsecond response RSD | | Mechanical | | | UL 50 E Enclosure Type Rating | NEMA 4X | | Connectors | MC4 (standard) Jinko connectors for option | | Cable length | 1800mm | | Environmental | | | Operating Temperature | \-30°C– +80°C | | Ambient Operating Temperature | \-30°C — +55°C | | Over Temperature Protection | 85°C | | Certificate and Standards | UL1741 PVRSS and PVRSE listed NEC 2014/2017/2020 690.12 | ## RELATED PRODUCTS * [ Module-Level Rapid Shutdown Device BFS-A2 Monitoring Version With Aluminum Enclosure ](https://www.beny.com/product-item/module-level-rapid-shutdown-device-bfs-a2-with-aluminum-enclosure/) * [ Module-Level Rapid Shutdown Device BFS-A1 Monitoring Version With Aluminum Enclosure ](https://www.beny.com/product-item/module-level-rapid-shutdown-device-bfs-a1-with-aluminum-enclosure/) * [ Module-Level Rapid Shutdown Device BFS-12B With Monitoring CE Certified ](https://www.beny.com/product-item/module-level-rapid-shutdown-device-bfs-12b-with-monitoring-ce-certified/) * [ Module-Level Rapid Shutdown Device BFS-11B With Monitoring CE Certified ](https://www.beny.com/product-item/module-level-rapid-shutdown-device-bfs-11b-with-monitoring-ce-certified/) * [ Firefighter Safety Switch String Level Rapid Shutdown Device BFS-S ](https://www.beny.com/product-item/firefighter-safety-switch-bfs-s/) * [ SunSpec Module-Level Rapid Shutdown Device NEC2020 BFS-22 ](https://www.beny.com/product-item/sunspec-rapid-shutdown-device-nec2020-bfs-22/) * [ SunSpec Module-Level Rapid Shutdown Device NEC2020 BFS-21 ](https://www.beny.com/product-item/sunspec-rapid-shutdown-device-nec2020-bfs-21/) ## Talk to Our Expert Please enable JavaScript in your browser to complete this form. 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