High Gain 18dBi 433MHz Omni-Directional Foldable Antenna SMA Male Connector for Wireless Sensor Network Router Modem

High Gain 18dBi 433MHz Omni‑Directional Foldable Antenna – SMA Male

Boost the range and reliability of your wireless sensor network, router, or modem with this premium 18dBi 433 MHz omni‑directional antenna. Designed for easy installation and rugged outdoor performance, it delivers crystal‑clear signal strength in every direction while staying compact enough to fold for storage or transport.

Key Highlights

• Ultra‑high gain 18dBi: Maximizes signal reach and penetration for long‑distance communication.
• 433 MHz omni‑directional pattern: Uniform coverage 360° around the antenna, ideal for sensor networks and IoT deployments.
• Foldable design: Collapsible metal frame reduces wind load and makes shipping and mounting hassle‑free.
• SMA male connector: Compatible with most routers, modems, and wireless sensor gateways.
• Weather‑resistant construction: UV‑stable ABS housing and corrosion‑proof metal elements ensure reliable outdoor operation.
• Easy mounting: Includes pre‑drilled holes for pole, wall, or mast installation.

Why Choose This Antenna?

Whether you’re expanding a smart‑home sensor grid, extending a rural broadband link, or reinforcing a point‑to‑point network, the high‑gain 18dBi 433 MHz antenna provides the power and consistency you need. Its omni‑directional radiation pattern eliminates dead zones, while the foldable frame reduces drag and simplifies transport for field technicians.

Technical Specifications

• Frequency: 433 MHz (±5 MHz)
• Gain: 18 dBi
• Polarization: Linear (vertical)
• Connector: SMA male (50 Ω)
• Radiation pattern: Omni‑directional (360°)
• Dimensions (unfolded): 300 mm × 300 mm × 30 mm
• Dimensions (folded): 150 mm × 150 mm × 30 mm
• Weight: 350 g
• Operating temperature: –40 °C to +85 °C
• Material: UV‑stable ABS housing, stainless‑steel frame

Perfect For

• Wireless sensor networks (WSN)
• Long‑range IoT devices
• Rural broadband routers and modems
• Environmental monitoring stations
• Security and surveillance systems

Upgrade your 433 MHz communication today with a high‑gain, omni‑directional solution that combines performance, durability, and convenience—all in a sleek, foldable package.