Types of Circuit Protection
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PolyPhaser GX Coaxial RF Surge Protectors
PolyPhaser GX Coaxial RF Surge Protectors
01.22.2026
Designed for RF coaxial applications requiring DC current on the coaxial line.
PolyPhaser IS-B50 Coaxial RF Surge Protectors
PolyPhaser IS-B50 Coaxial RF Surge Protectors
01.22.2026
Designed to protect against lightning events and are ideal for HF, UHF, and VHF radios.
PolyPhaser 4MHz to 900MHz & 5MHz to 400MHz Surge Protectors
PolyPhaser 4MHz to 900MHz & 5MHz to 400MHz Surge Protectors
01.22.2026
Protect equipment from EMP or power surges caused by lightning or strong electrical disturbances.
PolyPhaser 400MHz to 2.5GHz RF Coaxial Surge Protectors
PolyPhaser 400MHz to 2.5GHz RF Coaxial Surge Protectors
01.22.2026
Protect equipment from EMP or power surges caused by lightning or electrical disturbances. 
PolyPhaser IXG-05 Lightning Surge Protector
PolyPhaser IXG-05 Lightning Surge Protector
01.22.2026
Protects equipment from EMP or surges in power caused by lightning and other induced transients.
PolyPhaser TSX & TUSX Bulkhead Coaxial RF Surge Protectors
PolyPhaser TSX & TUSX Bulkhead Coaxial RF Surge Protectors
01.22.2026
Manufactured with a coaxial in-line design, offering a wide operating frequency range.
PolyPhaser Surge Protector Accessories
PolyPhaser Surge Protector Accessories
01.22.2026
Provide the necessary accessories to complete the grounding installation.
PolyPhaser 40MHz to 400MHz Coaxial RF Surge Protectors
PolyPhaser 40MHz to 400MHz Coaxial RF Surge Protectors
01.22.2026
Protect equipment from EMP or power surges caused by lightning or other strong electrical changes.
PolyPhaser 125MHz to 1GHz Type-N Coaxial RF Surge Protectors
PolyPhaser 125MHz to 1GHz Type-N Coaxial RF Surge Protectors
01.22.2026
Help protect equipment from EMP, power surges, or other strong electrical disturbances.
PolyPhaser IX-2M Lightning Surge Protectors
PolyPhaser IX-2M Lightning Surge Protectors
01.22.2026
Protect equipment from EMP or power surges caused by lightning and other induced transients.
PolyPhaser TSX HT RF EMP Surge Protectors
PolyPhaser TSX HT RF EMP Surge Protectors
01.22.2026
HEMP tested to protect a wide range of 2.7GHz WiFi® and cellular power configurations.
PolyPhaser 6GHz to 10GHz Type N F/F RF Surge Protector
PolyPhaser 6GHz to 10GHz Type N F/F RF Surge Protector
01.22.2026
Patented spiral inductor design that delivers near-instantaneous surge response to lightning surges.
PolyPhaser 2GHz to 6GHz N-Type Bulkhead RF Surge Protectors
PolyPhaser 2GHz to 6GHz N-Type Bulkhead RF Surge Protectors
01.22.2026
Protect equipment from EMP or power surges commonly caused by lightning or electrical disturbances.
PolyPhaser IX Series Data Line Surge Protectors
PolyPhaser IX Series Data Line Surge Protectors
01.22.2026
Protects equipment from EMP or surges in power caused by lightning and other induced transients.
Vishay NTCASCW78A NTC Immersion Temperature Sensor
Vishay NTCASCW78A NTC Immersion Temperature Sensor
01.20.2026
Designed for accurate thermal monitoring in demanding environments.
Bourns SE Breakers (Thermal Cut-Off Devices)
Bourns SE Breakers (Thermal Cut-Off Devices)
01.19.2026
TCO devices that control abnormal, excessive current virtually instantaneously up to rated limits.
Littelfuse SM15KPA-HRA & SM30KPA-HRA High Reliability Diodes
Littelfuse SM15KPA-HRA & SM30KPA-HRA High Reliability Diodes
01.13.2026
Protects I/O interfaces, VCC bus, and other circuits in avionics, aviation, and eVTOL applications.
Eaton 14DE High Breaking Capacity Semiconductor Fuses
Eaton 14DE High Breaking Capacity Semiconductor Fuses
01.13.2026
Features a 20kA high breaking capacity for high-energy applications.
KYOCERA AVX AMTS Motor Transient Suppressor Varistors
KYOCERA AVX AMTS Motor Transient Suppressor Varistors
01.12.2026
Offer transient voltage protection and EMI/RFI suppression for electric motor circuits.
Calian TW170 Coaxial GNSS RF Surge Protectors
Calian TW170 Coaxial GNSS RF Surge Protectors
01.09.2026
Professional-grade coaxial GNSS full-band surge protectors or lightning arrestors.
Littelfuse SP432x-01WTG TVS Diodes
Littelfuse SP432x-01WTG TVS Diodes
01.08.2026
Provide ultra-low capacitance, bidirectional, and a high level of protection.
Schurter APO 1000V Pyro Fuse
Schurter APO 1000V Pyro Fuse
01.02.2026
Safety device engineered for high-voltage DC applications with high reliability and safety.
Bourns GDT25H High Voltage Gas Discharge Tube Arrestors
Bourns GDT25H High Voltage Gas Discharge Tube Arrestors
12.26.2025
Features a surface-mount design and is built with advanced computer simulation techniques.
PolyPhaser 650MHz to 2.7GHz RF Coaxial Surge Protectors
PolyPhaser 650MHz to 2.7GHz RF Coaxial Surge Protectors
12.23.2025
Protect against EMP, High Altitude Electro-Magnetic Pulse (HEMP), or power surges.
PolyPhaser DC to 7GHz RF Coaxial Surge Protectors
PolyPhaser DC to 7GHz RF Coaxial Surge Protectors
12.23.2025
Protect against EMP, High Altitude Electro-Magnetic Pulse (HEMP), or power surges.
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