- About
- Description
- Specifications
- Features
- Downloads
- Shipping



Images are for illustration only and may not reflect the actual product. Refer to the description or specs.
Polyphaser GT-NFF-AL Coax Lightning Protector DC-7 GHz
Normally In Stock
Code: 238
Polyphaser GT-NFF-AL Gas Tube SpikeGuard Gas Tube Coax Protector DC-7000 MHz DC Pass Single Transmitter Coax Lightning Protection NF-NF(Bi-Directional) Bulkhead Mount.
Condition: New
IN STOCK. SHIPS SAME DAY IF ORDERED BEFORE 12:00PM MST$89.24
Sale Price
$74.37
Tariff Status
Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.
Need a large quantity or a custom solution?
Add this product to your job, favorites list or request a quick quote for volume pricing and lead time information. Our team is ready to assist with any special requirements.
Description
Polyphaser GT-NFF-AL DC Pass Gastube Protector DC-7000 MHz with 80 VDC Pass Voltage. 90 Watt @ 30 MHz to 9 Watts @ 3 GHz. Weatherized Max Surge of 20kA, VSWR ≤1.1:1 to 3 GHz, Insertion Loss ≤ 0.1 dB to 4 GHz. Turn On Voltage of 150 Vdc.
Specifications
Technology (RF Protection)
Gas Tube (Avg 10 Yr. Life)
Connector Protected Side (RF Protection)
N Female
Connector Surge Side (RF Protection)
N Female
Direction Connection (RF Protection)
Bi-Directional NF-NF
Weatherization (RF Protection)
Weatherized
Max Surge Rate (RF Protection)
20Ka
DC Handling (RF Protection)
DC Pass
DC Pass Voltage (RF Protection)
80 VDC
Max Watts (RF Protection)
90 Watts
Max Insertion Loss (RF Protection)
≤0.1 Db
VSWR (RF Protection)
≤1.1:1
Manufacturer
Polyphaser
Frequency (RF Protection)
DC-7 Ghz
Frequency (RF Protection)
2 Ghz
Frequency (RF Protection)
3 Ghz
Frequency Max (RF Protection)
7 Ghz
Component
Lightning Protector
Features
PolyPhaser coaxial RF surge protector (also known as lightning surge protector, lightning surge arrestor or suppressor) GT-NFF-AL is in-stock and will ship same-day as purchased.
This radio frequency surge protector / lightning surge arrestor helps protect your equipment from electromagnetic pulse (EMP) or power surges that are commonly caused by lightning or other strong electrical changes.
Our radio frequency coaxial surge protector product is commonly used for radio and antenna installations where part or all system equipment is outdoors to protect sensitive equipment and is designed to pass DC to 6 GHz while suppressing DC surge.While this radio frequency lightning surge suppressor operates in a range of frequencies from DC to 6GHz, it is supporting a power handling maximum of 90 Watts.
RF surge protector GT-NFF-AL from PolyPhaser incorporates gas discharge tube technology to provide protection for equipment at up to the max. power of 90W.
Our coax surge protection device for RF is manufactured with a type N bulkhead connection in and a N type bulkhead out.GT-NFF-AL is constructed with a female gender for the input and female for the output.
This F/F type N to type N surge protecting component for RF has a let-through energy of 5mJ.
The coaxial lightning surge arrestor is IP rated, it has an IP67 rating.
Our type N bulkhead coaxial lightning surge protector is RoHS compliant.PolyPhaser provides one of the largest varieties of RF / microwave surge protector devices available for same-day shipping.
Our facilities ship type N F/F bulkhead coaxial RF surge protector, DC - 6GHz, 90W, IP67, 60 V max., 5mJ, 20kA, gas discharge tube as well as the rest of our surge protection product line from in-stock inventory the same day as purchased.
We support our customers with a sense of urgency while providing innovative lightning and surge protection solutions that ensure reliable operation of critical systems for a connected world.
Downloads

Code: 238
Polyphaser GT-NFF-AL Coax Lightning Protector DC-7 GHz
$89.24
Sale Price
$74.37