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  3. オルブライト・ジャパン
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オルブライト・ジャパン

number of employees4
addressSaitama/Shiki-shi/6-26-6-101 Honcho
phone048-485-9592
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last updated:Sep 24, 2025
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オルブライト・ジャパン List of Products and Services

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DC Contactor SW60 Series DC Contactor SW60 Series
DC Contactor SW80 Series DC Contactor SW80 Series
D.C. Contactor SW180 Series D.C. Contactor SW180 Series
D.C. Contactor SW200 Series D.C. Contactor SW200 Series
ED・SD Series ED・SD Series
SU Series SU Series
Busbar series Busbar series
SW Series SW Series
PC Series PC Series
DC Series DC Series
高電圧D.C.コンタクタ HV500シリーズ 高電圧D.C.コンタクタ HV500シリーズ
コンタクタお役立ちコラム コンタクタお役立ちコラム
スイッチのお役立ちコラム スイッチのお役立ちコラム
ED・SD

ED・SD Series

Introducing the ED/SD series.

Disconnect Switch "ED・SD Series"

A disconnect switch that safely disconnects the full load current of the battery in an emergency.

The "ED・SD Disconnect Switch Series" is a switch that immediately disconnects the battery or other power supply in case of emergency. This disconnect switch is mainly used in electric vehicles equipped with batteries. All types can safely interrupt the full load current of the battery in an emergency. 【Features】 ■ Immediately disconnects the battery or other power supply in case of emergency ■ Suitable for electric vehicles equipped with batteries ■ Safely interrupts the full load current of the battery *For detailed specifications and lineup, please refer to the PDF materials.

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Product Range Comprehensive Catalog

A large number of items listed, including contactors that can be used for both intermittent current loads and continuous current loads.

This catalog features the product range handled by Olbright Japan Co., Ltd. Our products consist of innovative and uniquely designed contactors grouped by series based on current ratings, as well as circuit breakers. We offer a rich lineup, including contactors that feature silver alloy contact tips mounted on the main contacts in a two-contact configuration, providing excellent resistance to welding, wear, and high conductivity. [Contents (Excerpt)] ■ Ratings of contactors ■ Spare parts ■ Options for Olbright contactors ■ SW60 series contactors ■ ED series – Manual circuit breakers *For more details, please refer to the PDF document or feel free to contact us.

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DC contactor and emergency stop switch integrated 'SD200 series'

Two functions, a manual emergency stop button and a coil-type line contactor, combined into one.

The "SD200 Series" is designed to provide a means to quickly disconnect batteries and other power sources in the event of a significant electrical failure. Its compact size reduces the required installation area, and since installation can be completed in one go, it also reduces wiring and labor costs. The switch is primarily designed for battery-powered vehicles but is also suitable for static power systems. All types can safely interrupt the full load battery current in an emergency. 【Features】 - Designed to provide a means to quickly disconnect batteries and other power sources - Compact size reduces the required installation area - Installation can be completed in one go, reducing wiring and labor costs - Switches are primarily designed for battery-powered vehicles - Also suitable for static power systems *For more details, please refer to the PDF document or feel free to contact us.

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DC contactor and emergency stop switch integrated 'SD250 series'

Rated current 250A, suitable for battery-powered vehicles, applied to static power systems.

The "SD250 Series" is designed to provide a means to quickly disconnect batteries and other power sources in the event of a significant electrical failure. The switch is primarily designed for battery-powered vehicles but is also suitable for static power systems. All types can safely interrupt the full load battery current in an emergency. Additionally, as an option, a fuse holder for inline fuses can be pre-installed. 【Features】 ■ Rated current 250A ■ Applicable for battery-powered vehicles and static power systems ■ Designed to provide a means to quickly disconnect batteries and other power sources ■ Compact size ■ Reduces the required installation area *For more details, please refer to the PDF document or feel free to contact us.

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DC contactor and emergency stop switch integrated 'SD300 Series'

The compact size allows for installation to be completed in one go, reducing wiring and labor costs.

The "SD300 Series" is a product that combines two functions: a manual emergency stop button and a coil-type line contactor. Its compact size reduces the required installation area, and since it can be installed in one go, it also reduces wiring and labor costs. Additionally, it is designed to provide a means to quickly disconnect batteries or other power sources in the event of a serious electrical failure. 【Features】 ■ Rated current: 300A ■ Designed to provide a means to quickly disconnect batteries or other power sources ■ Compact size ■ Reduces the required installation area ■ Installation can be completed in one go *For more details, please refer to the PDF document or feel free to contact us.

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Emergency Power Supply Cut-off Switch "ED80 Series"

In an emergency, it can safely interrupt the full load battery current.

The "ED80 Series" is a manually operated switch equipped with a simple over-center spring mechanism that provides a snap action to open and close the main contacts. Like all ED disconnect switches, it is designed to immediately cut off the battery or other power supplies in emergencies, making it suitable for continuous current loads. Primarily designed for battery-powered vehicles, it is also suitable for static power systems. It can safely interrupt the full load battery current in emergencies. Additionally, it is secured with the included M5 mounting screws, making installation easy. 【Features】 ■ Rated current 80A, suitable for battery-powered vehicles, static power systems, etc. ■ Manual operation ■ Immediately disconnects the battery or other power supplies in emergencies ■ Secured with included M5 mounting screws ■ Easy to install *For more details, please refer to the PDF document or feel free to contact us.

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Emergency Power Supply Cut-off Switch "ED125 Series"

Manual operation switch equipped with an over-center spring mechanism.

The "ED125 Series" is designed to provide a means to quickly disconnect the battery or other power sources in the event of a serious electrical fault. The switch is primarily designed for battery-powered vehicles but is also suitable for use in static power systems. All types can safely interrupt the full-load battery current in an emergency. This series is easy to install and is secured with the included M5 pod drive mounting screws. 【Features】 ■ Rated current of 125A, suitable for battery-powered vehicles, static power systems, etc. ■ Safely interrupts full-load battery current in an emergency ■ Manual operation ■ Secured with included M5 pod drive mounting screws ■ Lockable versions are also available *For more details, please refer to the PDF documentation or feel free to contact us.

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Emergency Power Supply Cut-off Switch "ED150 Series"

Ideal for use in static power systems! Easy-to-install manual operation switch.

The "ED150 Series" is designed to provide a means to quickly disconnect batteries and other power sources in the event of a serious electrical fault. The switch is primarily designed for battery-powered vehicles, but is also suitable for use in static power systems. All types can safely interrupt the full load battery current in an emergency. It features a simple over-center spring mechanism that provides snap action for opening and closing the main contacts, and is manually operated. 【Features】 ■ Rated current 150A, suitable for battery-powered vehicles, static power systems, etc. ■ Safely interrupts full load battery current in an emergency ■ Manual operation ■ Easy to install ■ Secured with included M5 pod drive mounting screws *For more details, please refer to the PDF document or feel free to contact us.

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Emergency Power Supply Cut-off Switch "ED250 Series"

A version that can be locked is also available! Manual emergency power cutoff switch.

The "ED250 Series" is designed to provide a means to quickly disconnect batteries and other power sources in the event of a serious electrical fault. The switch is primarily designed for battery-powered vehicles but is also suitable for use in static power systems. All types can safely interrupt full-load battery current in emergencies. This series is easy to install and is secured with the included M5 Pozidriv mounting screws. 【Features】 ■ Rated current of 250A, suitable for battery-powered vehicles, static power systems, etc. ■ Safely interrupts full-load battery current in emergencies ■ Manual operation ■ Secured with included M5 Pozidriv mounting screws ■ Lockable version also available *For more details, please refer to the PDF documentation or feel free to contact us.

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Electromagnetic Contactor and Emergency Stop Switch Integrated 'SD200 Series'

Two functions, a manual emergency stop button and a coil-type line contactor, combined into one.

The "SD200 Series" is designed to provide a means to quickly disconnect batteries and other power sources in the event of a significant electrical failure. Its compact size reduces the required installation area, and since installation can be completed in one go, it also reduces wiring and labor costs. The switch is primarily designed for battery-powered vehicles but is also suitable for static power systems. All types can safely interrupt the full load battery current in an emergency. 【Features】 - Designed to provide a means to quickly disconnect batteries and other power sources - Compact size reduces the required installation area - Installation can be completed in one go, reducing wiring and labor costs - Switches are primarily designed for battery-powered vehicles - Also suitable for static power systems *For more details, please refer to the PDF document or feel free to contact us.

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Electromagnetic Contactor and Emergency Stop Switch Integrated 'SD250 Series'

Rated current 250A, applicable to battery-powered vehicles, for static power systems.

The "SD250 Series" is designed to provide a means to quickly disconnect batteries and other power sources in the event of a significant electrical failure. The switch is primarily designed for battery-powered vehicles but is also suitable for static power systems. All types can safely interrupt the full load battery current in an emergency. Additionally, as an option, a fuse holder for inline fuses can be pre-installed. 【Features】 ■ Rated current 250A ■ Applicable for battery-powered vehicles and static power systems ■ Designed to provide a means to quickly disconnect batteries and other power sources ■ Compact size ■ Reduces the required installation area *For more details, please refer to the PDF document or feel free to contact us.

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Electromagnetic contactor and emergency stop switch integrated type 'SD300 Series'

The compact size allows for installation in just one attempt, reducing wiring and labor costs.

The "SD300 Series" is a product that combines two functions: a manual emergency stop button and a coil-type line contactor. Its compact size reduces the required installation area, and since it can be installed in one go, it also reduces wiring and labor costs. Additionally, it is designed to provide a means to quickly disconnect batteries and other power sources in the event of a serious electrical failure. 【Features】 ■ Rated current: 300A ■ Designed to provide a means to quickly disconnect batteries and other power sources ■ Compact size ■ Reduces the required installation area ■ Can be installed in one go *For more details, please refer to the PDF document or feel free to contact us.

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Publication of case studies and effects of the Disconnect Switch SD Series.

Achieving both cost reduction and safety! Introducing the main features, benefits, and improvement effects.

Cost reduction and improved safety for control panels can coexist. The key to this is IDEC's Disconnect Switch SD Series. In this article, we will thoroughly explain how the features of the SD Series, such as space-saving within the panel and reliable lockout functionality, can simultaneously address the challenges of cost and safety, using specific implementation examples. You will find all the necessary information for considering implementation, from how to choose the right product to the differences from conventional products. *For detailed content of the column, please refer to the related links. For more information, feel free to download the PDF or contact us.

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The safety measures for the factory are perfect with the ED series disconnect switches!

We will introduce the reasons for selection and the benefits of implementation in a column format!

Disconnect switches that comply with labor safety and health regulations and enhance factory safety. Among them, why is the ID-Techno "ED Series" chosen in many workplaces? The reasons are its top-level safety due to reliable power interruption, space-saving compact design, excellent operability, and a rich lineup. By reading this article, you will understand the benefits of introducing the ED Series, how to choose the appropriate model for your company, and specific usage examples. *For detailed content of the column, please refer to the related links. For more information, feel free to download the PDF or contact us.

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