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SD-ER450B 477MHz Mobile Magnetic Mount Antenna 6dBi Stainless Steel 4.5m RG58 Cable SMA/FME 50Ω
The SD-ER450B is a high-gain 477MHz mobile antenna designed for UHF CB and commercial vehicle communication systems. With 6dBi gain, ≤1.5 VSWR, and 50Ω impedance, it ensures strong and stable signal transmission in outdoor and mobile environments.
Constructed from durable stainless steel and equipped with a 4.5m RG58 cable, this antenna supports SMA-Male or FME-Female connectors and is ideal for 4WD vehicles, fleet communication, and off-road applications.
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Product Details
Model No.:ER450B
Type:Off-Road Mobile Antenna
Place of Origin:China
Frequency Range:477MHz
Gain:6dBi
Connector:SMA-Male or FME-Female connector
Cable Type:4.5 m RG58
V.S.W.R:Less than 1.5
Impedance:50ohm
Accept OEM:yes
Length:810mm
Material:Fiberglass,stainless steel
Product Overview：
The SD-ER450B is specifically tuned for 477MHz UHF CB communication, widely used in Australia and other UHF commercial radio markets. With 6dBi high gain performance, it significantly improves communication range for vehicle-mounted systems.
The antenna features screw-type installation for secure mounting and stable performance even in harsh outdoor conditions.
Electrical Specifications：
Frequency: 477MHz
Gain: 6dBi
VSWR: ≤1.5
Impedance: 50Ω
Radiation Type: Directional
Connector Options: SMA-Male or FME-Female
Optimized impedance matching ensures efficient power transfer and minimal signal reflection, delivering clearer communication over longer distances.
Mechanical Specifications：
Length: 810mm
Cable: 4.5m RG58
Material: Stainless Steel
Color: Black or Silver
Installation: Screw Mount
The stainless steel structure enhances durability, corrosion resistance, and mechanical strength, making it suitable for long-term outdoor use.
NOTICE
During the installation process, avoid any collisions.
It is strictly prohibited to disassemble the antenna components; otherwise, it may lead to poor antenna performance.
The installation position of the antenna should be free of any obstructions.
When used outdoors, it is necessary to equip with lightning protection facilities.
may contain electronic components. Do not discard them randomly.
