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SMA R/A male 27.5mm Long GSM Rubber Antenna

inside Sma Connector Rubber Antenna 3G  27.5mm Long
The GL401 is a 3G rubber antenna with an SMA connector, measuring 27.5mm in length. This antenna is specifically designed to provide reliable and efficient signal transmission for wireless communication systems
  • GL401

  • asialeren

  • 8517710000

  • 100pc

  • accepted

  • 10000PC/days

  • GL401-28.pdf

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GSM Rubber Antenna

GL401

Electrical Index

Frequency-MHz

890-960/1710-2170

Gain -dBi

2.0

VSWR

<2.0

Normal Impedance -Ω

50

Polarization

Linear

Mechanical Index

Connector

SMA R/A male

Antenna Dimension-mm

Ø9.7*27.5

Environmentally Friendly

ROHS Compliant

Temperature-℃

-40~+85

Humidity-﹪

5~95

Difference index between product numbers (P/N)
Index/(P/N) GL401 GL-DY418 GL-DY431
Frequency range-mhz 890-960/1710-2170 824-960 698-960/1710-2700
Gain-dBi 2 3 5
Antenna Dimension-mm Ø9.7*27.5 Ø12.5*110 Ø26.5*220

Product Introduction

1.Dual-Band Versatility
Covers 700-960MHz + 1710-2170MHz – perfect for 2G/3G/4G, IoT, and M2M communication across global networks.

2.Extreme Environment Ready
Operates in -40°C to +85°C and 5-95% humidity – ideal for industrial, automotive, and outdoor installations.

3.Rugged & Eco-Friendly Design
ROHS-compliant rubber housing withstands physical stress, UV exposure, and chemical corrosion while meeting environmental standards.

4.Universal Connectivity
SMA male connector ensures quick installation on routers, trackers, modems, and base stations without adapters.

5.Stable Signal Performance
VSWR <2.0 and 2.5dBi gain minimize signal loss for reliable data transmission in urban/rural areas.

Application scenarios

  • Fleet Tracking: GPS trackers for trucks/taxis in harsh climates.

  • Smart Farming: Livestock monitors and irrigation systems.

  • Remote Monitoring: Weather stations, industrial sensors.

  • Backup Communication: Emergency GSM networks.

  • Marine Equipment: Boat navigation/communication systems.


GL401-28图纸GL401-28

short rubber anntena-1

FAQ

Q: Does this support 4G/LTE networks?
A: Yes! Its 1710-2170MHz band covers LTE Band 1/2/3/4/5.


Q: Is it waterproof?
A: While not IP-rated, its humidity tolerance (95%) and rubber housing resist rain/splash. Avoid submersion.


Q: What devices use SMA male connectors?
A: Routers (Cisco, MikroTik), IoT gateways, cellular modems, and most industrial equipment.


Q: Can it survive freezing winters?
A: Absolutely. Its -40°C rating ensures functionality in arctic conditions.


Q: Why choose rubber housing over plastic?
A: Rubber absorbs impacts, resists UV degradation, and flexes without cracking in vibration-prone environments.


Q: Is gain sufficient for weak signal areas?
A: 2.5dBi optimizes balance between range and size. Pair with a signal booster for extreme rural use.


Q: Does ROHS compliance matter for industrial use?
A: Critical! Ensures no hazardous materials (lead, mercury) – required for EU/NA markets and eco-certifications.

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