Otowa Electric Industry Co., Ltd.

■Features 1.Protects network equipment and computers connected to LAN cables without the need for grounding Built-in high-volta...

• Surge Countermeasures

• Lightning Arresters

■Features 1. Explosion-proof SPD panel incorporating JIS-compliant class I SPD (Iimp 25kA) 2. Explosion-proof structure is d2G...

• Surge Countermeasures

• Lightning Arresters

■Features 1.Compact and space saving possible Integrated line-to-ground and line-to-ground type that protects against induced l...

• Surge Countermeasures

• Lightning Arresters

■Features 1.Rated current 1,000mA 2.DIN rail compatible 3.Plug-in type (easy inspection and replacement) 4.With SPD function...

• Surge Countermeasures

• Lightning Arresters

■Features 1. Protect devices such as IP phones from lightning surges 2.Excellent protection performance due to bypass circuit ...

• Surge Countermeasures

• Surge Protectors

■Features 1.Protects devices connected to the GPS antenna port from lightning surges 2.High quality and high performance due t...

• Surge Countermeasures

• Lightning Arresters

■Features 1, Compatible with JIS C 1400-24 Lightning protection (JIS C 1400-24) Compatible with class II-2 (summer lightning ar...

■Features 1. Uninterrupted disconnection When the lightning arrester deteriorates, it automatically disconnects the grounding w...

• Safety Devices

• Electric Cutouts

■Features 1.Excellent grounding resistance reduction effect 2. No water required during construction; hardens with moisture in ...

4 models listed

■Features 1.Selectable operation mode, 3 patterns to choose from 2. Automatic reload time can be set The automatic reload time...

2 models listed

■Features 1. Can be used by converting the electricity generated by the car battery to AC100V It has an output comparable to th...

5 models listed

■Features Can be constructed in a variety of shapes in limited space such as small substations

■Features 1.The reduction effect is improved by using power mesh 2. No water is required during construction; it hardens with m...

■Features 1. Dedicated power supply for SPD function display of signal line SPD and lightning arrester By supplying DC3 to 5V t...

■Features 1.In the event of a lightning strike, the power is automatically turned off to protect equipment within the facility....

2 models listed

■Features 1.SPD (surge arrester) deterioration can be diagnosed Operation start voltage (V1mA) and discharge start voltage up t...

■Features 1.Small, lightweight and easy to install Can be installed with DIN rail and M4 screws. 2. Count the number of surge ...

■Features 1. Record and display the level of surge current that has entered the grounding wire, etc. and the time it was detect...

2 models listed

■Features Deterioration of 1.6.6kV power distribution surge arrester elements can be diagnosed. 2. Easy to operate and automat...

■Features 1. Two types of power switching types can be selected. ・Automatic type ・Manual type 2.Design a power switchboard a...

• Relays

• Relay Boxes

■Features 1.The background color is orange and the text color is green. 2.The folding is doubled, and the standard length is 20...

2 models listed

■Features It is useful in sites where grounding is difficult to obtain or renewable energy sites.

2 models listed

■Features 1.Report information on past lightning strikes Based on the lightning data observed by the Japan Meteorological Agenc...

■Features 1. The reduction effect is improved by using multi-mesh. 2. No water required during construction; hardens with moist...

■Features 1.Large display The display is large, making it easy to check visually. 2. Detect deterioration and malfunctions eve...

■Features 1.The reduction effect is improved by using power mesh 2. No water is required during construction; it hardens with m...

■Features 1. No battery required for power supply Can be used in places where AC power is not available. 2.Supports direct lig...

■Features 1.100Ω for class D grounding, easy to install in narrow spaces such as houses, and reduces grounding resistance. The ...