Side-by-side
IRONCLAD Fence Alarm System vs GS-20 Underground Sensor
Spec comparison for two products on Aviation Souk. Both compete in perimeter-security.
perimeter-security
IRONCLAD Fence Alarm System
by rbtec
Armored vibration sensor cable that turns any fence into a cut-and-climb intrusion detector.
perimeter-security
GS-20 Underground Sensor
by vortex-systems
Buried seismic and magnetometer intrusion sensor with 5-Watt VHF reporting up to 35 miles line-of-sight
| Cost of ownership | IRONCLAD Fence Alarm System | GS-20 Underground Sensor |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | IRONCLAD Fence Alarm System | GS-20 Underground Sensor |
|---|---|---|
| Detection principle | Fence-mounted vibration sensor cable with frequency-discrimination algorithm | — |
| False alarm filtration | 3 layers | — |
| Protected fence height | Up to 3 m (10 ft) with a single cable run | — |
| Max cable per processor | 600 m (2,000 ft) | — |
| Zones per processor | 2, with separate alarm outputs | — |
| Sensitivity adjustment | 22 levels per zone on board; 500 levels via software | — |
| Zone arm/disarm | 8x via jumper | — |
| Sensor cable | 6 mm (1/4 in) outer diameter, stainless steel braid armor, metallic silver | — |
| Cable spool lengths | 75 m / 152 m / 305 m (250 / 500 / 1,000 ft), pre-cut | — |
| Ready-to-install kits | 6 configurations, single or dual zone, 75-610 m (250-2,000 ft) of sensor line; each kit includes field analyzer with cable | — |
| Kit part numbers | RB-IROC1Z250, RB-IROC2Z250, RB-IROC1Z500, RB-IROC2Z500, RB-IROC1Z1000, RB-IROC2Z1000 | — |
| Processor | LPU-402 (board RB-LPU402; complete 2-zone kit with enclosure + 2 EOL: RB-ELC2ZKIT) | — |
| Alarm inputs | 2/4 IRONCLAD sensor cable inputs; 4 intrusion + line-monitored accessory inputs (magnets, contacts, microwaves, motion detectors); 1 tamper switch | — |
| Alarm outputs | 8 dry-contact relays, NO/NC, rated 1 A @ 12 VDC; plus 1x tamper switch relay and 1x power outage relay | — |
| Connectors | Sensor input 8x screw terminal (pair per zone); alarm output 8x screw terminal (pair per zone) | — |
| Communication to PC | USB-C; optional RS485 or IP | — |
| Lightning protection | 2-layer surge protection; gas discharge devices on all inputs/outputs and communication lines | — |
| Power | 12-24 VDC, 300 mA @ 12 VDC | 8-20 VDC |
| Operating temperature | -40°C to +105°C (-40°F to 221°F) | — |
| Humidity | Up to 98%, non-condensing | — |
| Enclosure | NEMA 4X, IP-66; 24 x 19.5 x 7.0 cm (9.5 x 7.5 x 2.75 in); 1 kg (2.2 lb) | Watertight, corrosion-proof fiberglass-reinforced polyester with silicone foam gasket |
| Fence types | Chain link, welded mesh, palisade, concertina coil, barbed wire | — |
| Accessories | Stainless steel cable ties + installation tools (RB-RBTIES610), end-of-line termination (RB-RBMCTR), weatherproof splice/extension unit (RB-RBMCTXT), gate connector (RB-GATECONN), sliding gate kit (RB-SLIDINGKIT) | — |
| Installation | Plug and deploy; no training, certification or special tools; simple calibration; maintenance free | — |
| Sensor cable warranty | 2 years | — |
| Sensing modalities | — | Internal seismic (pedestrian) + internal magnetometer (vehicle presence and travel direction) |
| External sensor inputs | — | PIR and contact-closure via configurable external connector |
| Sensor fusion | — | Up to 5 sensors |
| Radio | — | Built-in 5 W VHF, programmable RF output power, strong foliage penetration |
| Radio range | — | Up to 35 miles line-of-sight |
| Alarm codes | — | Up to 15 unique |
| Sensor address range | — | 1-9999 |
| Battery life | — | 1+ year (deployment 3 months to 1 year or longer depending on configuration) |
| Dimensions | — | 6.5 x 3 x 3 in |
| Deployment | — | Buried (antenna only above ground) or above-ground |
| Output | — | Mechanical relay to trigger external devices (cameras, lights, sirens) |
| Security | — | Internal tamper switch |
| Timing | — | Real-time clock; programmable self-test messages and scheduled access windows |
| Networking | — | Stand-alone or networked; Coyote/Cub relay mode; compatible with legacy Vortex and Monitron systems |
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