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Communication Antennas
  • SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna
  • SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna
  • SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna
  • SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna
  • SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna
  • SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna
SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna

SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna

  • 10 - 99 Pieces
    $1.48
  • 100 - 999 Pieces
    $1.38
  • >= 1000 Pieces
    $1.28

Customization:

Customized logo（Min.Order: 2000 pieces）
Cable And Length（Min.Order: 2 pieces）
Connector（Min.Order: 2 pieces）
View product details

SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Wireless Signal Transmission/Reception: Designed to transmit and receive 433MHz signals for IoT devices, security systems, and automotive applications. The 3dBi gain ensures optimal signal strength for short-to-medium range communication.
  • Efficient Performance: Built with a PCB substrate and 50Ω impedance for stable signal transmission, paired with a VSWR ≤2.0 for minimal signal loss.

Key features

  • 1. Durable Material Technology

    • With a corrosion-resistant gold-plated SMA/RP-SMA connector and Kevlar-reinforced RG178 cable, ensure long-lasting performance in harsh outdoor or industrial environments. The PCB construction provides a stable foundation, outperforming plastic-based antennas in structural integrity*.

  • 2. Versatile Interactive Design

    • With a 3M adhesive mounting solution and flexible coiled cable design, easily deploy the antenna on vehicles, IoT devices, or tight spaces. The coiled RG178 cable reduces tangling compared to rigid alternatives*, simplifying installation and maintenance.

  • 3. Optimized Performance Parameters

    • With 3dBi gain and ≤2.0 VSWR, achieve strong signal transmission and energy efficiency. The 50Ω impedance ensures compatibility with most radios, outperforming standard antennas with higher VSWR by up to 25%* for clearer communication.

  • 4. Scenario-Specific Solutions

    • Designed for 433MHz frequency applications, this antenna is ideal for automotive, asset tracking, or smart home systems. The compact profile and coiled cable enable seamless integration into mobile or space-constrained setups compared to bulkier alternatives*.

  • 5. Eco-Conscious Certification Standards

    • Complies with EPR packing certifications in Germany and France, ensuring environmental compliance during production and disposal. This simplifies regulatory approval for European markets compared to non-certified competitors*.

Product details

SMA Connector 3DBi 433Mhz PCB Patch Microstrip Antenna with 3M Sticker RG178 Cable Car Antenna

The SMA Connector 3DBi 433MHz PCB Patch Microstrip Antenna with 3M Sticker and RG178 Cable is designed for reliable wireless communication in diverse environments. Its durable PCB construction, gold-plated SMA/RP-SMA connectors, and coiled Kevlar-insulated cable ensure robust performance in industrial, automotive, and outdoor applications. Certified to EPR standards in Germany and France, it guarantees compliance with EU safety and environmental regulations.

Technical specifications

FeatureSpecificationApplication Scenario
Material (Base)Durable plastic/rubberSecure mounting on vehicles or equipment
Cable MaterialKevlar-insulated RG178Flexible, abrasion-resistant for frequent use
Connector TypeGold-plated SMA/RP-SMACorrosion-resistant for marine or industrial
Frequency Range433 MHzLong-range IoT, RFID, and telemetry systems
Gain3 dBiOptimized signal strength for small devices
Impedance50 ΩMinimal signal loss in standard systems
VSWR≤2.0Efficient power transfer in industrial setups
CertificationsEPR (Germany/France Packing)EU market compliance for packaging standards

Customization guide

Adjustable parameters include:

  • Cable Length: From 0.5m to 3m to fit installation constraints.
  • Connector Type: Choose SMA or RP-SMA for device compatibility.
  • Mounting Options: 3M adhesive sticker or screw-based attachment for varied surfaces.

Get inspired

With its coiled Kevlar-reinforced cable and rugged PCB design, this antenna delivers unmatched durability for automotive telematics or outdoor sensor networks. The gold-plated connectors ensure stable signal transmission even in corrosive environments, while the compact form factor simplifies integration into space-constrained devices.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Gain (dBi)35 (+67% improvement)7 (+133% improvement)
VSWR≤2.0≤1.5≤1.2
Operating Temp-20°C to 60°C-30°C to 70°C-40°C to 85°C
Cable MaterialRG178Kevlar-reinforcedStainless steel braid

Supplier's note

  1. Technical Breakthroughs:

    • EPR Compliance: Dual EPR certifications enable seamless EU market entry.
    • Gold-Plated Connectors: Triple the corrosion resistance of standard connectors, ensuring longevity in harsh conditions.
    • Kevlar Cable: 20% lighter and 30% stronger than traditional RG178 cables, reducing wear in dynamic environments.

  2. Version Selection Guide:

    • Base Model: Ideal for basic IoT devices (e.g., home automation) where cost-efficiency is prioritized.
    • Advanced Model: Suitable for industrial IoT (e.g., factory sensors) requiring higher gain and wider temperature tolerance.
    • Pro Model: Designed for extreme environments (e.g., oil rigs, aerospace) with unmatched durability and signal integrity.

With the Pro Model’s ≤1.2 VSWR, you can achieve 25% lower signal loss compared to industry benchmarks, ensuring reliable communication in remote or high-interference zones. Pair this with its -40°C to 85°C rating to maintain performance in Arctic or desert deployments.

Frequently asked questions

  • Which SMA connector antenna is best suited for 433MHz IoT devices in industrial environments?

  • How do I maintain the gold-plated connectors on 433MHz RG178 cable antennas?

  • What are the advantages of PCB material over metal in 433MHz microstrip antennas?

  • Can this 433MHz antenna be customized for vehicle mounting?

  • Is the 433MHz antenna VSWR-compliant for low signal loss?

  • What makes the RG178 cable suitable for outdoor 433MHz antennas?

  • Are SMA and RP-SMA connectors interchangeable on this antenna?

  • Does this 433MHz antenna meet European environmental regulations?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Frequency RangeIoT devices, asset tracking, wireless sensorsIndustry Standard: 433-434MHz (ETSI EN 300-220)
Our Base: 433MHz
Our Advanced: 433-434MHz ▲ (covers EU/US bands)		Broad compatibility with global 433MHz systems; meets regulatory requirementsBase version may limit multi-region use without firmware adjustments
GainIndustrial automation, short-range networksIndustry Standard: 2.5dBi (IEC 62311)
Our Base: 3dBi ▲
Our Advanced: 3.5dBi ▲▲ (meets FCC Part 15 standards)		Enhanced signal strength in crowded environments; reduces interferenceAdvanced version may require higher power consumption for optimal performance
CertificationsCompliance-critical markets (EU, APAC)Industry Standard: Single-country EPR (e.g., Germany only)
Our Base: EPR Germany/France ▲
Our Advanced: EPR + RoHS ▲▲		Streamlined deployment across EU markets; avoids retesting costsBase lacks RoHS for regions with stricter environmental regulations
Connector TypeOutdoor installations, mobile devicesIndustry Standard: SMA-only connectors
Our Base: SMA/RP-SMA ▲ (dual compatibility)
Our Advanced: Weatherproof SMA ▲▲		Flexible compatibility with legacy and modern systems; reduces connector swapsAdvanced version adds cost for extreme-environment use cases
VSWRHigh-performance communication systemsIndustry Standard: ≤2.5 (IEEE 141-1993)
Our Base: ≤2.0 ▲
Our Advanced: ≤1.5 ▲▲ (ISO/IEC 11801)		Minimizes signal reflection; improves antenna efficiencyAdvanced version requires precision calibration during installation
Material (PCB)Harsh environments (industrial, maritime)Industry Standard: FR-4 PCB (MIL-PRF-55160)
Our Base: Reinforced PCB ▲ (withstands -40°C to 85°C)
Our Advanced: Ceramic-reinforced PCB ▲▲		Enhanced durability in extreme temperatures; reduces corrosion riskAdvanced material increases weight, limiting mobility in handheld devices

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