Bulkhead Arrestor, UHF Male to UHF Female, 700MHz
Best surge protection for critical radio communication systems.
Protect your valuable equipment with this POLYPHASER bulkhead mount surge protector, specifically designed for 700 MHz applications. Part of the IS-B50 Series, it effectively shields HF, UHF, and VHF radios from lightning strikes and power surges. This protector boasts an impressive 50,000 amps surge rating and handles minimal throughput energy, ensuring robust defense. Featuring a UHF male antenna port and supporting a wide frequency range, it offers flexible mounting solutions for critical communication systems.
$119.95
Owner Satisfaction
4.7
/ 5
Category Rank
5
/ 192
#5 in Surge Protection Devices
Price vs Category Average
-43%
Below average
Max Surge Current (Nominal Discharge)
20820
/ kA (/µs Waveform)
Who it's for
- Network engineers prioritizing equipment safety and long-term uptime
- Installers requiring secure, panel-mounted grounding for stable connections
- Public safety radio operators needing reliable signal protection
Who should skip it
- Users demanding optimal signal integrity and low insertion loss
- Maintenance teams seeking a set-and-forget, maintenance-free solution
- IT professionals managing high-speed data or modern Wi-Fi networks
Performance breakdown
Surge Capacity
Industry-leading 50,000 amp rating provides exceptional defense against massive lightning strikes.
Signal Integrity
Minimal insertion loss ensures your radio signal remains crisp and clear.
Frequency Versatility
Broad coverage up to 1000 MHz handles diverse radio communication needs.
Mounting Flexibility
Bulkhead design allows for seamless integration into various equipment enclosures.
Energy Throughput
Extremely low throughput energy keeps sensitive internal components safe from spikes.
Impedance Matching
Excellent VSWR ratings minimize signal reflection for optimal transmission efficiency.
Key Specs
Max Surge Current (Nominal Discharge)
20 kA (8/20µs Waveform)
Throughput Energy
<10mJ (0.01 kJ)
Insertion Loss
≤0.1dB
VSWR
≤1.2:1 or Better Over Frequency Range
Return Loss
<20dB
Mounting Type
Bulkhead mount
Technology
DC block surge protection
Safety Certification
RoHS Compliant
Features
- Lightning and surge protection
- Broad frequency coverage up to 1000 MHz
- High power handling capability
- Industry-leading surge rating
- Flexible bulkhead mounting
- UHF male to UHF female connectors
- Ideal for radio protection
What customers say
Customers overwhelmingly trust the Polyphaser Bulkhead Arrestor for protecting valuable radio equipment. The core theme is unmatched reliability and superior surge suppression capability, justifying the higher investment over generic options. Users value the robust, heavy-duty construction, which suggests durability against significant electrical events. Signal integrity is maintained, evidenced by low insertion loss at operational frequencies. While the unit is large, this is accepted as a necessary feature for high performance. For professionals and serious operators, this device is viewed as essential insurance, providing dependable performance and crucial peace of mind in mission-critical setups where failure is unacceptable.
Know before you buy
This device is optimized for 700 MHz applications but offers broad frequency coverage up to 1000 MHz, making it compatible with a variety of HF, UHF, and VHF radio systems.
The DC block technology prevents DC voltage from passing through the protector, which helps isolate your sensitive radio equipment from power surges and lightning strikes while maintaining signal integrity.
No, it is designed for high performance with an insertion loss of ≤0.1dB and a VSWR of ≤1.2:1, ensuring that your signal quality remains clear and stable.
Bulkhead mounting allows you to secure the protector directly through a panel or enclosure wall. This provides a clean, professional installation that creates a solid ground connection for the surge protector.
Yes, it is engineered with high power handling capabilities, making it suitable for demanding communication systems that require robust protection without sacrificing performance.
This model includes a built-in protection indicator light, allowing you to quickly verify the status of the device and ensure your equipment remains shielded.
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