Otowa Electric Industry Co., Ltd.

■Features 1. Attenuates the intrusion surge from the primary (input power supply) side to approximately 1/100 (10,000V→100V) 2....

2 models listed

• Transformers

• High Voltage Isolation Transformers

■Features 1. Attenuates intrusion surge to approximately 1/10,000 (10,000V→1V) 2.Reliably attenuates not only surges coming fro...

3 models listed

• Transformers

• High Voltage Isolation Transformers

■Features 1, Realization of miniaturization Approximately 1/4 volume and 1/7 mass compared to UPS. Significant reduction in siz...

9 models listed

■Features 1.Attenuates the intrusion surge from the primary (input power supply) side to approximately 1/1,000 (10,000V→10V) 2...

4 models listed

• Transformers

• High Voltage Isolation Transformers

■Features 1. Determine whether it is lightning surge or load abnormality The "reset breaker" is an automatic power breaker rest...

10 models listed

• Safety Devices

• Breakers

■Features 1.Protects various wireless devices from lightning surges 2.Excellent high frequency characteristics 3.High quality...

9 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. Great protection ability 2. Compatible with DIN rail mounting and screw mounting. 3.Plug-in type (easy inspection ...

9 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Excellent response characteristics Since there is no series gap, there is no delay in discharge, so the response ch...

6 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Design explosion-proof SPD panel according to customer's request We offer panels that combine a wide variety of pro...

9 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. SPDs for signal lines, telephone lines, and control power circuits can be installed together (up to 10 units) 2.C...

5 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1, Low leakage current type for domestic power supply/European power supply 2. Smallest mounting area in its class I...

10 models listed

• Filters

• Noise Filters

■Features 1.Integrate SPD external separator (fuse) and SPD Pre-wiring unit reduces man-hours between SPD external separator an...

8 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Excellent stain resistance properties 2. Small and lightweight due to polymer jacket, convenient for installation ...

8 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Able to provide detailed support for equipment dielectric strength tests Adopting a porcelain (or resin) insulator ...

10 models listed

• Test Equipment

• Withstanding Voltage Testers

■Features 1.Easy to install inside the panel ・Compliant with JIS convention type molded circuit breaker dimensions (3 poles) ...

8 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. UL 1449 Listing certified/NFPA79 compliant Complies with NFPA79 surge protection requirements for industrial machi...

5 models listed

• Safety Devices

• Varistors

■Features 1.SPD external separator (fuse) and SPD are stored in the panel 2. Comes with a safety function even when it deterio...

8 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Improved efficiency and compactness An integrated structure that combines each SPD reduces wiring man-hours and sig...

3 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. Equipped with a long-life lead battery (expected lifespan of 10 years) and maintenance-free, providing overwhelmin...

6 models listed

• Power Supplies

• UPS

■Features 1.SPD external separator (fuse) and SPD are stored in the panel 2. Comes with a safety function even when it deterio...

8 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. Built-in SPD separator eliminates the need for external separator 2.Easy to install inside the panel ・Compliant ...

6 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. Excellent responsiveness and no follow current ・Response speed: 3nsec or less ・Maximum discharge current (Imax) ...

6 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Uses high performance zinc oxide element Performance above JIS C 4608 2.With three-pole interlocking disconnection...

4 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1. Ideal for protecting signal lines and telephone lines with a large number of lines. 2.DIN rail compatible 3.Plug...

6 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Excellent stain resistance properties The internal structure has the same performance as lightning arresters delive...

3 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Easy to install inside the panel JIS convention type hardwired circuit breaker 2 pole width 50mm 2. Comes with a s...

10 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.SPD external separator (fuse) and SPD are stored in the panel 2. Comes with a safety function even when it deterio...

8 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Improved efficiency and compactness An integrated structure that combines each SPD reduces wiring man-hours and sig...

10 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Used in combination with various power supply SPDs to cut off short-circuit current. 2. Compatible with RoHS regul...

6 models listed

• Surge Countermeasures

• Lightning Arresters

■Features 1.Built-in disconnection device/with SPD function display ・Built-in disconnection device when ZnO element deteriorat...

5 models listed

• Safety Devices

• Varistors