Thermally Protected MOV
Transient Tamer ™ MOV (TTMOV)
Surge Protection Device with Thermal Protection designed to open in the event of overheating due to an abnormal over-voltage, with High Fault Current. Approved to UL1449 4th Edition in File E337840
Surge Shield ™ MOV (SSMOV)
Surge Protection Device with Thermal Protection designed to open in the event of overheating due to an abnormal over-voltage, with High Fault Current. Approved to UL1449 4th Edition with ETL.
| Device Series Part Number | Photo | Package Type | Imax | VRWS Range (V) | Varistor Voltage Range (V) |
| TT150MOV -TT690MOV |  |
Radial Leads | 50kA | 150 -690 | 240 -1100 |
| SS150MOV – SS690MOV |  |
Radial Leads | 50kA | 150 -690 | 240 – 1100 |
Certified RoHS Compliant
UL File # E337840
MDE Semiconductor, Inc. is an innovative, quality oriented device manufacturer with a Single Minded Focus on Circuit Protection Products. Our Transient Voltage Suppression Diode products are designed specifically for the protection of electronic systems from the destructive effects of Lightning, Electrostatic Discharge (ESD), Nuclear Electromagnetic Pulse (NEMP), and Inductive Switching. Each surge protection device is constructed with our famous low leakage glass passivation process with high-energy absorption capability from 400 watts up to 288,000 watts.
The Company’s dedication and innovation provide high quality, low cost products delivered on time. With our focus on TVS (transient voltage suppression diode) products, we have extensive knowledge of requirements covering a wide range of markets including telecom, automotive, computer, and industrial electronics. MDE Semiconductor, Inc. is a market leader in Circuit Protection Products and offers customers a broad range of Standard Transient Voltage Suppression Diode options and High Current TVS Diodes, Thyristors, and Varistors.
Our manufacturing facilities are ISO 9001:2008 Compliant.
Competitiveness is achieved through process innovation and investment in the latest automated test and assembly solutions. This approach has enhanced our ability to produce high quality Circuit Protection Products, on time, at competitive prices.