Outdoor UHF 420-440MHz Fiberglass Base Station Antenna for Industrial Communication

• Customization: Available
• Directionality: Omnidirectional Antenna
• Frequency Range: 420-440 MHz
• Model NO.: GL433F3
• Gain: 3±1 dBi
• Material: Fiberglass
• Nature of Operation: Receiving Antenna, Transmitting Antenna
• Operating Wavelength: Microwave
• Polarization: Vertical Polarization
• Sturcture Form: Fiberglass Antenna
• Usage Occasion: Outdoor
• VSWR: ≤1.5
• Product Name: Omnidirectional Antenna 420-440MHz
• Keywords: 420-440MHz Antenna,Fiberglass Antenna
• Frequency-MHz: 420-440 MHz
• Gain-dBi: 2~4
• Normal Impedance -ω: 50
• Connector: N Male
• Antenna Dimension: Length 600mm, Diameter 20/25/32mm
• Environmentally Friendly: RoHS Compliant
• Temperature-℃: -40 - +70
• Humidity-%: 5-95
• Transport Package: Standard Packaging or Customized
• Specification: Standard Specifications or Customized
• Trademark: GLOBAL
• Origin: Henan, China
• HS Code: 8517710000
• Production Capacity: 10000/Day
• Package Size: 40.00cm * 34.00cm * 38.00cm
• Package Gross Weight: 12.500kg
• Lead Time: 7 days (1 - 100 Pieces) ; 21 days (101 - 1000 Pieces) ; 27 days (1001 - 5000 Pieces) ; To be negotiated ( > 5000 Pieces)

Product Description

Product Description

Reliable UHF Communication Starts with a Professional Outdoor Antenna

The 420-440MHz Outdoor Fiberglass Omni Antenna is engineered for reliable UHF wireless communication in demanding outdoor environments. Featuring a 360° omnidirectional radiation pattern and stable 3dBi gain, it provides consistent signal coverage for fixed communication systems without requiring directional alignment.

Constructed with a UV-resistant fiberglass radome, the antenna offers excellent protection against rain, dust, corrosion, and extreme weather conditions. Its low VSWR design helps maximize transmission efficiency while reducing signal loss, ensuring dependable long-term performance.

Designed for professional radio communication, telemetry, SCADA systems, public safety networks, and industrial wireless infrastructure, this antenna combines durable construction with stable RF performance to meet the requirements of mission-critical communication projects.

Specification

Electrical Specifications
Frequency Range(MHz)	420-440
Horizontal beam width(°)	360
Verticalbeam width(°)	55±10°
Gain(dBi)	3±1
VSWR	≤1.5
Maximum input power(W)	100
Impedance(Ω)	50
Mechanical Specifications
Dimensions(mm)		Ø20/25/32*600mm
Antenna weight(Kg)		0.2
Radome material		fiberglass
Radome color		black
Input connector type		N male
Environmental indicators
Usage scenarios			Outdoor
Operating temperature(℃)			-40 to +70
Humidity range (%)			5 to 95
Maximum wind speed(km/h)			200

Functional Advantages

 

Professional UHF Communication Solution

The 420–440MHz Outdoor Fiberglass Omni Antenna is engineered to deliver stable and efficient RF performance for professional UHF communication systems. Designed with a 360° omnidirectional radiation pattern, it provides consistent signal coverage without requiring directional alignment, making it ideal for fixed communication networks and outdoor installations.

Built with a durable fiberglass radome and optimized electrical performance, the antenna ensures reliable signal transmission while reducing communication interruptions. Whether deployed in industrial facilities, public safety systems, telemetry projects, or wireless infrastructure, it offers dependable performance for long-term outdoor operation. Its compact structure, low VSWR, and standard N Male connector allow easy integration with a wide range of RF communication equipment.

 

 
Optimized RF Transmission Efficiency

Engineered specifically for the 420–440MHz UHF frequency band, this antenna provides stable omnidirectional coverage with a gain of 3±1 dBi, ensuring dependable communication across wide service areas. The low VSWR of ≤1.5 minimizes signal reflection, helping maximize transmission efficiency while improving communication quality.
Combined with a standard 50Ω impedance and N Male connector, the antenna integrates seamlessly with repeaters, radios, base stations, and other RF equipment. Its balanced electrical performance supports continuous operation in professional communication networks where reliability is essential.
 

 

Reliable Outdoor Performance

Outdoor communication equipment must perform reliably in challenging environments. This antenna features a rugged fiberglass enclosure that provides excellent resistance to UV radiation, moisture, dust, corrosion, and temperature fluctuations. The weatherproof construction helps maintain consistent RF performance while extending product service life, reducing maintenance costs, and improving operational reliability.
Designed to withstand outdoor conditions including strong winds of up to 200 km/h, the antenna remains stable even in demanding industrial and commercial environments. It is well suited for communication towers, utility facilities, transportation infrastructure, and other permanent outdoor installations.

Core Applications

s.

FAQ

Q1. Do you support OEM and ODM customization?
Yes. We offer OEM and ODM services, including customized frequency ranges, connector types, cable lengths, antenna dimensions, logo printing, labels, and packaging to meet your project requirements.
Q2. Can I order samples before placing a bulk order?
Yes. Sample orders are available for performance evaluation and compatibility testing before mass production.
Q3. What payment methods do you accept?
We accept T/T (Bank Transfer) and PayPal for both sample and bulk orders. Other payment methods can be discussed according to your order requirements.
Q4. What is your minimum order quantity (MOQ)?
Our MOQ depends on the product model. Sample orders and trial orders are welcome to help customers evaluate product quality before larger purchases.
Q5. How can I choose the right antenna for my application?
Simply provide your operating frequency, connector type, installation environment, and application scenario. Our engineering team will recommend the most suitable antenna solution for your project.
Q6. How do you ensure consistent product quality?
Every antenna undergoes electrical performance testing, including VSWR, gain, and impedance verification, along with appearance and packaging inspections before shipment.