Copper Spring Antenna 433MHz 11.3mm Helical Antenna

Copper Spring Antenna 433MHz 11.3mm Helical Antenna Specification

Conductor Type
Single core (spring wire)

Features
High efficiency, compact design, easy installation, high gain, robust construction, good RF performance, low VSWR, omnidirectional

Install Type
PCB mount or direct solder

Tensile Strength
Standard for copper wire

Diameter
~5mm

Usage & Applications
RF transceivers, remote wireless devices, IoT, telemetry, alarm panels

Core Material
Copper

Operating Temperature
-40C to +85C

Conductor Shape
Helical/Spring

Rated Temperature
-40C to +85C

Weight
Approx. 0.4g

Number of Conductor
1

Core Number
1

Impedance
50 Ohm

Product Type
Helical wire spring antenna

Length
11.3 mm

Voltage
N/A (passive antenna, no operating voltage)

Insulation Material
None (bare copper spring)

Application
Wireless communication, RF modules, remote control systems, IoT devices, telemetry, 433MHz frequency band applications

Conductor Material
Pure copper

Jacket Material
None (open spring)

Storage Temperature
-40C to +85C

Connector Color
Copper

Shield Material
None (not shielded)

Jacket Color
Copper

Dimension (L*W*H)
11.3mm (L), approximately 5mm (diameter)

Color
Copper

Material
Copper

Size
11.3mm length, ~5mm diameter

VSWR
1.5:1

Number of Turns
8 turns (approximate)

Frequency Range
433MHz 2 MHz

Storage Humidity
5%~95% RH

Antenna Type
Helical/Wire Antenna

Polarization
Linear

Mounting Style
Through Hole / Solder to PCB

Resonance Frequency
433 MHz

RoHS Compliance
Yes

Peak Gain
Up to 2.15 dBi

MOQ
100 pcs

Maximum Input Power
10W

Copper Spring Antenna 433MHz 11.3mm Helical Antenna Trade Information

Minimum Order Quantity
10 Pieces

Main Domestic Market
All India

About Copper Spring Antenna 433MHz 11.3mm Helical Antenna

Description:315/433MHz Antenna,Male,Straight,Standard,for PCB,3dBi,WiFi/WLAN

315/433MHz Antenna,Male,Straight,Standard,for PCB,3dBi,WiFi/WLAN
From the OEM Original Factory, same quality with much better price.

High Efficiency and Robust Performance

Engineered for applications requiring dependable RF communication, this antenna delivers high efficiency and robust construction. Its helical design improves omnidirectional coverage, while its pure copper material ensures consistent signal performance even in challenging environments. The low VSWR and good gain characteristics support optimized wireless connectivity in diverse uses.

Flexible Installation Options

Designed for easy integration, the antennas through-hole and direct solder mounting allows for rapid assembly onto PCBs. Its compact sizemeasuring only 11.3mm in length and approximately 5mm in diametermakes it well-suited for space-sensitive devices. No insulation or jacket streamlines installation, reducing assembly time and effort.

Wide Industry Applications

This antenna is ideal for wireless communication, RF modules, remote control systems, telemetry, IoT devices, and alarm panels operating in the 433MHz band. Its wide operating temperature range and RoHS compliance make it our reliable solution for commercial, industrial, and consumer electronic projects.

FAQs of Copper Spring Antenna 433MHz 11.3mm Helical Antenna:

Q: How do I install the Copper Spring Antenna on a PCB?

A: The antenna is designed for through-hole or direct soldering to a PCB. Simply align the antennas base with your PCBs mounting hole or pad and solder it securely, ensuring good electrical contact for optimal RF performance.

Q: What benefits does the 433MHz Copper Spring Antenna offer for wireless applications?

A: It delivers high efficiency, robust signal gain up to 2.15 dBi, and reliable omnidirectional coverage. Its compact, sturdy design makes it ideal for small devices requiring consistent connectivity, such as IoT modules, telemetry units, and remote control systems.

Q: Where can this antenna be used effectively?

A: This antenna is well-suited for RF transceivers, remote wireless devices, IoT sensors, telemetry modules, alarm panels, and any application operating in the 433MHz frequency band.

Q: What is the process for bulk ordering this antenna?

A: As a manufacturer and supplier, we offer this product with a minimum order quantity (MOQ) of 100 pieces. Contact our sales team for pricing, lead times, and export procedures from India.

Q: Is this antenna suitable for use in varying environmental conditions?

A: Yes, it operates over a wide temperature range (-40C to +85C) and withstands high humidity levels (5%95% RH), making it suitable for most indoor and outdoor environments.

Q: How does the helical spring design enhance antenna performance?

A: The helical structure provides efficient omnidirectional radiation and compactness, contributing to good RF performance and easy integration into tightly spaced electronic assemblies.