| General Purpose Coaxial | Telco & LAN | |||
| PG Series | 0-2500 MHz | SCP6 Indoor Series | SCP6W Outdoor Series | |
| DC pass, gas tube design for single-channel transceivers. | Bi-directional paired wire telco and LAN surge suppressors | |||
| SG Series | 15-1000MHz | STPV Series | ||
| DC blocked, gas tube design for single-channel transceivers. | Bi-directional 1, 2 and 4 pair telco/dds/T1and LAN surge suppressors | |||
| SGC Series | 15-1000MHz | |||
| DC blocked, gas tube design for high-power and multi-channel transmitters and combiners. | STPT Series | |||
| "66" Block style, solid state surge suppressors | ||||
| SF Series | 800-5400 MHz | |||
| DC blocked, band-pass filter designed for single-channel. | Power Supply Shunt | |||
| SACSP Series | ||||
| Protection for commercial equipment as part of a fused circuit. | ||||
| Special Purpose Coaxial | ||||
| SGDI Series | 50-1000 MHz | |||
| Gas tube design with dc injector port for bias control voltage. | ||||
| SGDT Series | 100-960 MHz | |||
| Gas tube design w/ dc pass port for bias control voltage. | ||||