--- description: BENY New Energy's BDM series, including BDM-125 and BDM-250, offer robust DC circuit protection for BESS, with a 500V rating and up to 250A current capacity. title: "BENY BDM Series: DC Circuit Protection for BESS | BENY New Energy" image: https://www.beny.com/wp-content/uploads/2021/03/BDM-250-IP65.jpg --- [![logo]()](https://www.beny.com/) Search [Home](https://www.beny.com/) [Products](https://www.beny.com/products/) [DC Circuit Breaker](https://www.beny.com/product-category/dc-circuit-breaker/) DC Breaker for Battery Energy Storage Systems 500V 250A BDM-125/ BDM-250 IEC&AS - ![BDM 250 IP65]() - ![BDM 250]() - ![DC BREAKER BDM 125 IN ENCLOSURE]() - ![DC BREAKER BDM 125]() - ![BDM 250 IP65]() - ![BDM 250]() - ![DC BREAKER BDM 125 IN ENCLOSURE]() - ![DC BREAKER BDM 125]() # DC Breaker for Battery Energy Storage Systems 500V 250A BDM-125/ BDM-250 IEC&AS BENY New Energy BDM-125/ BDM-250 IP65 DC Molded Case Circuit Breaker 500V 250A 2 Pole DC MCCB for Battery Energy Storage Systems TUV Certified #### Highlights : - IEC 60947-2 standard - IP65 UV resistance enclosure for outdoor installation is optional - Can be applied in grounded or ungrounded systems - Tested to extreme ambient conditions from –40 to 85º C - Available up to 65A-250A 500V - Lockable transparent cover - 5 years warranty for free replace - ![rohs]() - ![p02 2 1 1 s01 icon1]() - ![CE-Certified icon]() - ![RCM icon]() [Download Datasheet](https://www.beny.com/wp-content/uploads/2021/03/Battery-DC-Breaker-BDM-ZJBENY-2020-7-23.pdf) [Request A Quote](javascrpt:;) ## Direct Current Molded Case Circuit Breaker for Commercial Solar PV Battery Energy Storage Systems (BESS) and UPS applications The BESS systems including batteries requires reliable and safety protection and isolating devices.   The BENY New Energy BDM series DC circuit breakers meet IEC standards for protecting and isolating DC circuits up to 500V and 80A to 250A rated operating current.   The BDM breakers are designed for applications including solar photovoltaic, electric vehicle charging stations, commercial battery storage and UPS applications.   For DC circuit over-current protection and controlling. ## SPECIFICATION | Model | BDM-125; BDM-250 | | --- | --- | | Poles | 2P | | Standard | IEC60947.2 | | Selectivity Category | A | | Rated Operational Voltage (Ue) | 500V | | Rated Current | 65A,80A,100A,125A; 160A,200A,250A | | Mechanical Cycle | 10000 | | Electrical Cycle | 2000 | | Protection Degree | IP20; IP65 | | Polarity | No Polarity | | Certificate | TUV | ## RELATED PRODUCTS - [![BENY Molded Case Circuit Breaker 630A bdm3 630]()

DC Moulded Case Circuit Breaker BDM5-630

](https://www.beny.com/product-item/dc-moulded-case-circuit-breaker-bdm5-630-dc2000v/) - [![BENY 63A 1000V DC Minature Circuit Breaker BB1 125]()

DC Mini Circuit Breaker 1000V 125A BB1-125 IEC&AS

](https://www.beny.com/product-item/dc-mini-circuit-breaker-1000v-125a-bb1-125-iec-and-as/) - [![application of BENY BB1 80 Mini Circuit breaker product 2P 3P 4P]()

DC Mini Circuit Breaker 1000V 80A BB1-80 UL Listed

](https://www.beny.com/product-item/dc-mini-circuit-breaker-1000v-80a-bb1-80-ul-listed/) - [![application of BENY BB1 80 Mini Circuit breaker product 2P 3P 4P]()

DC Mini Circuit Breaker 1000V 80A BB1-80 IEC&AS

](https://www.beny.com/product-item/dc-mini-circuit-breaker-1000v-80a-bb1-80-iecas/) - [![BENY BDM3 630 Moulded Case Circuit Breaker for battery energy storage]()

DC Moulded Case Circuit Breaker BDM3-630

](https://www.beny.com/product-item/dc-moulded-case-circuit-breaker-bdm3-630/) - [![BB1 63 4P dc mcb webp]()

DC Mini Circuit Breaker 1200V 50A BB1-63 UL Listed

](https://www.beny.com/product-item/dc-mini-circuit-breaker-ul-listed-up-to-1200v-bb1-63/) - [![BENY BB2 63 1000v Mini Circuit Breaker]()

DC Mini Circuit Breaker 1500V 40A BB2-63 IEC

](https://www.beny.com/product-item/dc-mini-circuit-breaker-up-to-1500v-bb2-63/) - [![BD250 3]()

DC Molded Case Circuit Breaker 1000V 250A BD-125/ BD-250 IEC

](https://www.beny.com/product-item/dc-molded-case-circuit-breaker-bd-series/) ## Talk to Our Expert Please enable JavaScript in your browser to complete this form. Your Name \* Your Company Email \* Your Message Name Your Phone \* Your Company \* Message \* Send![Loading]() ## Empower Efficiency: Unleash Quality Solar PV Protection and Electric Car Charging. [Contact Us](https://www.beny.com/contact-us/) [![Z]()](https://www.beny.com/) beny.com Safer DC System [![B]()](https://evb.com/) evb.com Smart Charging Solution [![PVB Energy Storage logo]()](https://www.pvb.com/) pvb.com PV Battery Solutions #### Our Product Line - [Microinverter](https://www.beny.com/microinverter/) - [EV Charger](https://www.beny.com/ev-charger/) - [Energy Storage](https://www.beny.com/energy-storage/) - [Combiner Box](https://www.beny.com/combiner-box/) - [DC Circuit Breaker](https://www.beny.com/dc-circuit-breaker/) - [Microinverter](https://www.beny.com/microinverter/) - [Energy Storage](https://www.beny.com/energy-storage/) - [EV Charger](https://www.beny.com/ev-charger/) - [Rapid Shutdown](https://www.beny.com/module-level-rapid-shutdown/) #### Service - [Consulting](https://www.beny.com/consulting/) - [Product Design](https://www.beny.com/product-design-development/) - [Manufacturing](https://www.beny.com/manufacturing/) - [Technical Support](https://www.beny.com/technical-support/) - [Consulting](https://www.beny.com/contact-us/) - [Product Design](https://www.beny.com/product-design-development/) - [Manufacturing](https://www.beny.com/manufacturing/) - [Technical Support](https://www.beny.com/technical-support/) #### About - [About BENY](https://www.beny.com/about-zjbeny/) - [Our Story](https://www.beny.com/our-story/) - [R&D](https://www.beny.com/rd/) - [Projects](https://www.beny.com/projects/) - [About BENY](https://www.beny.com/about-zjbeny/) - [Our Story](https://www.beny.com/our-story/) - [R&D](https://www.beny.com/rd/) - [Projects](https://www.beny.com/projects/) #### Contact Info - Changjiang Rd, Wenzhou Daqiao Industry Park, Beibaixiang Town, Yueqing, Wenzhou City, Zhejiang Province, China - [info@beny.com](mailto:info@beny.com) - [support@beny.com](mailto:support@beny.com) - +86-577-57177008 [Facebook-f ](https://www.facebook.com/zjbeny) [Twitter ](https://twitter.com/zjbeny) [Pinterest ](https://www.pinterest.com/zjbeny/) [Linkedin ](https://www.linkedin.com/company/zjbeny/) [Instagram ](https://www.instagram.com/beny_new_energy/) [Youtube ](https://www.youtube.com/channel/UCzV1xsYIpopU3KrbGCbHoRg) ### Send An Inquiry Please enable JavaScript in your browser to complete this form. Your Name \* Your Company Email \* Message Phone Company Your Phone \* Your Company \* Message \* Send![Loading]() Δ © Copyright@2026, Zhejiang Benyi New Energy Co, Ltd. All rights reserved. [privacy-policy,](https://www.beny.com/privacy-policy/) [cybersecurity-commitment.](https://www.beny.com/cybersecurity-commitment/) ![Z]() www.beny.com Safer DC system [![B]()](https://evb.com/) www.evb.com Smart charging solution ![P]() www.pvb.com Micro energy system #### Our Product Line - [Microinverter](https://www.beny.com/microinverter/) - [EV Charger](https://www.beny.com/ev-charger/) - [Energy Storage](https://www.beny.com/energy-storage/) - [Combiner Box](https://www.beny.com/combiner-box/) - [Microinverter](https://www.beny.com/microinverter/) - [Energy Storage](https://www.beny.com/energy-storage/) - [EV Charger](https://www.beny.com/ev-charger/) - [Rapid Shutdown](https://www.beny.com/module-level-rapid-shutdown/) #### Service - [Consulting](https://www.beny.com/consulting/) - [Product Design](https://www.beny.com/product-design-development/) - [Manufacturing](https://www.beny.com/manufacturing/) - [Technical Support](https://www.beny.com/technical-support/) - [Consulting](https://www.beny.com/contact-us/) - [Product Design](https://www.beny.com/product-design-development/) - [Manufacturing](https://www.beny.com/manufacturing/) - [Technical Support](https://www.beny.com/technical-support/) #### About - [About BENY](https://www.beny.com/about-zjbeny/) - [Our Story](https://www.beny.com/our-story/) - [R&D](https://www.beny.com/rd/) - [Projects](https://www.beny.com/projects/) - [About BENY](https://www.beny.com/about-zjbeny/) - [Our Story](https://www.beny.com/our-story/) - [R&D](https://www.beny.com/rd/) - [Projects](https://www.beny.com/projects/) #### Contact Info - Changjiang Rd, Wenzhou Daqiao Industry Park, Beibaixiang Town, Yueqing, Wenzhou City, Zhejiang Province, China, 325600 - info@beny.com - +86-577-57177008 - - - - - - ### Send An Inquiry Δ © Copyright@2021, Zhejiang Benyi New Energy Co, Ltd. All rights reserved. [privacy-policy,](https://www.beny.com/privacy-policy/) [cybersecurity-commitment.](https://www.beny.com/cybersecurity-commitment/) ### Talk to Our Expert Please enable JavaScript in your browser to complete this form. Your Name \* Your Company Email \* Your Phone \* Your Company \* Message \* Your Name Email Send![Loading]() Δ ![]() ```json {"@context":"https://schema.org","@graph":[{"@type":"WebPage","@id":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/","url":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/","name":"BENY BDM Series: DC Circuit Protection for BESS | BENY New Energy","isPartOf":{"@id":"https://www.beny.com/#website"},"primaryImageOfPage":{"@id":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/#primaryimage"},"image":{"@id":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/#primaryimage"},"thumbnailUrl":"https://www.beny.com/wp-content/uploads/2021/03/BDM-250-IP65.jpg","datePublished":"2021-03-15T23:37:25+00:00","dateModified":"2024-12-25T08:33:21+00:00","description":"BENY New Energy's BDM series, including BDM-125 and BDM-250, offer robust DC circuit protection for BESS, with a 500V rating and up to 250A current capacity.","breadcrumb":{"@id":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https://www.beny.com/product-item/bess-dc-breaker-bdm-series/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/#primaryimage","url":"https://www.beny.com/wp-content/uploads/2021/03/BDM-250-IP65.jpg","contentUrl":"https://www.beny.com/wp-content/uploads/2021/03/BDM-250-IP65.jpg","width":580,"height":435,"caption":"BDM 250 IP65"},{"@type":"BreadcrumbList","@id":"https://www.beny.com/product-item/bess-dc-breaker-bdm-series/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://www.beny.com/"},{"@type":"ListItem","position":2,"name":"Portfolio","item":"https://www.beny.com/product-item/"},{"@type":"ListItem","position":3,"name":"DC Breaker for Battery Energy Storage Systems 500V 250A BDM-125/ BDM-250 IEC&AS"}]},{"@type":"WebSite","@id":"https://www.beny.com/#website","url":"https://www.beny.com/","name":"Beny New Energy","description":"","publisher":{"@id":"https://www.beny.com/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://www.beny.com/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https://www.beny.com/#organization","name":"ZHEJIANG BENYI NEW ENERGY CO.,LTD.","url":"https://www.beny.com/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https://www.beny.com/#/schema/logo/image/","url":"https://www.beny.com/wp-content/uploads/2025/07/The-Ultimate-Brand-for-Safeguarding-Solar-PV-Battery-Energy-Storage-and-EV-Charging-Systems.webp","contentUrl":"https://www.beny.com/wp-content/uploads/2025/07/The-Ultimate-Brand-for-Safeguarding-Solar-PV-Battery-Energy-Storage-and-EV-Charging-Systems.webp","width":1024,"height":768,"caption":"ZHEJIANG BENYI NEW ENERGY CO.,LTD."},"image":{"@id":"https://www.beny.com/#/schema/logo/image/"},"sameAs":["https://www.facebook.com/zjbeny","https://x.com/zjbeny"]}]} ```