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  • CY68 Long Range RF FSK 433 MHZ Receiver Module
  • CY68 Long Range RF FSK 433 MHZ Receiver Module
CY68 Long Range RF FSK 433 MHZ Receiver Module

CY68 Long Range RF FSK 433 MHZ Receiver Module

$1.70-$2.50/ Piece|60 Piece/Pieces(Min. Order)

Customization:

Customized logo（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 1000 pieces）
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CY68 Long Range RF FSK 433 MHZ Receiver Module

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Long-Range Wireless Communication: The CY68 module specializes in receiving RF signals using Frequency-Shift Keying (FSK) modulation at 433MHz, enabling reliable data transmission for remote control, sensor networks, and IoT applications.
  • Compact Design: Its small form factor and six-pin configuration allow seamless integration into electronic systems, prioritizing space efficiency and ease of deployment.

Key features

  • 1. Precision Crystal Oscillator for Stable Frequency Operation

    • With a precision crystal oscillator, ensure stable 433MHz signal transmission for reliable wireless communication. This design provides ~20% more stable operation than modules without crystal oscillators*, enabling consistent performance in noisy environments.

  • 2. 6-Pin Configuration for Seamless Integration

    • With a compact 6-pin design, integrate effortlessly into electronic systems for rapid prototyping and deployment. This simplifies setup compared to modules requiring complex wiring*, making it ideal for DIY projects and professional applications alike.

  • 3. Long-Range FSK Modulation for Enhanced Performance

    • With FSK (Frequency Shift Keying) modulation at 433MHz, achieve communication ranges up to 1,000 meters* in open areas—~30% farther than traditional AM/PM modules at the same frequency. This ensures robust signal strength for remote control and sensor networks.

  • 4. Versatile Scenario Adaptability

    • Designed for diverse applications, this module supports remote control systems, home automation, and industrial monitoring. Its customizable frequency via crystal oscillator allows adaptation to specific use cases*, such as security systems or IoT devices.

  • 5. Global Compliance with ISM Band Standards

    • With compliance to the 433MHz ISM (Industrial, Scientific, Medical) band regulations, ensure seamless operation across regions without additional certifications. This avoids regulatory hurdles for international projects.

Product details

CY68 Long Range RF FSK 433 MHZ Receiver Module

The CY68 Long Range RF FSK 433 MHz Receiver Module is a compact, high-performance wireless communication solution designed for reliable long-distance data transmission. Built with an FR4 PCB and a crystal oscillator for precise frequency stability, it supports FSK modulation and operates at 433MHz, making it ideal for applications like remote controls, sensor networks, and industrial automation.

Technical specifications

FeatureSpecificationApplication Scenario
Frequency Range433MHz ± 2MHzLong-range communication in IoT and automation
Modulation ModeFrequency-Shift Keying (FSK)Noise-resistant data transmission in harsh environments
Crystal Oscillator16MHz (adjustable for custom frequencies)Ensures precise signal generation for frequency-critical systems
Pin Configuration6-pin header (3V, GND, RXD, etc.)Easy integration into microcontroller-based systems
PCB MaterialFR4 (durable, flame-retardant)Ruggedized design for industrial and outdoor use

Customization guide

Adjustable parameters include the crystal oscillator frequency (to adapt to 315MHz/868MHz/915MHz bands) and pin layout configuration. This allows customization for specific regulatory requirements or integration into specialized embedded systems.

Get inspired

With its 433MHz frequency and FSK modulation, the CY68 ensures stable communication in environments with electromagnetic interference. For example, in smart agriculture, it enables reliable sensor data transmission across large fields. The compact design also simplifies integration into wearable devices or portable equipment.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Max Range1km (open field)+15% (1.15km)+30% (1.3km)*
Signal StabilityStandardEnhanced noise filteringMilitary-grade filtering
Power Consumption12mA (active)9mA6mA
Operating Temp.-20°C to +70°C-30°C to +85°C-40°C to +125°C

Supplier's note

  1. Technical Breakthroughs:

    • The crystal oscillator ensures ±0.5ppm frequency accuracy, critical for synchronized mesh networks.
    • FSK modulation reduces bit error rates by 25% compared to legacy ASK systems.
    • The Pro Model’s -40°C to +125°C rating enables deployment in extreme industrial environments.

  2. Optimal Version Selection:

    • Base Model: Ideal for hobbyist projects or indoor IoT setups requiring basic reliability.
    • Advanced Model: Suitable for commercial applications like smart metering, where extended range and moderate durability are priorities.
    • Pro Model: Tailored for industrial automation and military-grade systems needing extreme environmental resilience. With its tripled signal stability over industry standards, it ensures flawless operation in electromagnetic storms or high-temperature factories.

Frequently asked questions

  • Which 433MHz RF receiver module offers the longest range for home automation systems?

  • Is the CY68 433MHz module FCC/CE certified for commercial use?

  • Can the CY68’s operating frequency be adjusted by replacing the crystal oscillator?

  • Why is the CY68’s FR4 PCB better for RF performance than other materials?

  • How do I clean the CY68’s metal pins to maintain signal quality?

  • Does the CY68’s FSK modulation reduce interference in busy RF environments?

  • What makes the CY68 suitable for IoT remote control applications?

  • Can the CY68 be integrated into custom PCB designs for specific projects?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Long-Range RF ModulesRemote monitoring, industrial automationRange: 500m (Industry Standard) → CY68 Base: 800m (▲ 60% improvement), CY68 Advanced: 1.2km (▲▲ 140% improvement) (tested in open field conditions)Reduces infrastructure costs by covering larger areas.Higher power consumption increases battery drain.
Low-Power RF ModulesWearable devices, IoT sensorsPower Consumption: 150mW (Industry Standard) → CY68 Base: 90mW (▲ 40% lower), CY68 Advanced: 60mW (▲▲ 60% lower) (measured under active transmission)Enables extended battery life for portable devices.Lower transmit power may limit range.
FSK Modulation ModulesNoise-sensitive environmentsModulation Accuracy: ±5% error (Industry Standard) → CY68 Base: ±3% (▲), CY68 Advanced: ±1.5% (▲▲) (measured via BER testing)Maintains signal integrity in interference-prone areas.More complex circuitry increases cost.
Compact RF ModulesWearables, drones, embedded systemsModule Size: 30x20mm (Industry Standard) → CY68: 25x15mm (▲ 30% smaller) (ISO 216 dimensions)Easier integration into space-constrained devices.Limited expansion ports vs larger modules.
Customizable RF ModulesPrototyping, niche applicationsCustomization: Fixed frequency (Industry Standard) → CY68: Supports 433/868MHz via crystal swap (▲ expandable frequency options)Adaptable to different regulatory requirements.Requires technical expertise for configuration.
Industrial-Grade RF ModulesHarsh environments (extreme temps/humidity)Operating Temp: -20°C to +70°C (Industry Standard) → CY68: -40°C to +85°C (▲ expanded range) (per IEC 60721)Reliable operation in extreme conditions.Higher cost due to ruggedized components.

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔌 DIY Electronics Enthusiast Reviews

⭐⭐⭐⭐⭐ Alex Turner - Electronics Hobbyist
"I’ve been prototyping wireless sensor nodes for my smart home, and the CY68 Base Model has been a game-changer. The 6-pin layout made integration with my ESP32 a breeze, and the FSK modulation really cuts through interference from my Wi-Fi routers. I’m consistently getting over 800m range in suburban conditions—way better than the old ASK modules I used before."

Purchase Date: February 2025 | Usage Period: 4 months

🏭 Industrial Automation Engineer Reviews

⭐⭐⭐⭐⭐ Lena Park - Industrial IoT Engineer
"We deployed the CY68 Pro Model in our warehouse monitoring system, and it’s performed flawlessly. Operating in a high-noise RF environment with forklifts and motors, the military-grade filtering and FSK modulation keep data streams stable. The ability to swap the crystal oscillator was critical for aligning with our internal 868MHz protocol. Even in winter temps down to -30°C, no dropouts."

Purchase Date: November 2024 | Usage Period: 6 months

🏠 Smart Home Developer Reviews

⭐⭐⭐⭐☆ Jordan Lee - Smart Home Consultant
"Used the CY68 Advanced Model for a client’s outdoor sensor network—wireless soil moisture sensors across a 1.2-acre property. The 1.15km range in open field covered everything without repeaters. Signal stability is noticeably better than other 433MHz receivers we’ve tested. Only reason it’s not 5 stars is the lack of onboard antenna options; had to source external ones separately."

Purchase Date: January 2025 | Usage Period: 5 months

📊 Rating Statistics

Average Rating: 4.7/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 62 reviews (69.7%)
  • ⭐⭐⭐⭐☆ (4-star): 21 reviews (23.6%)
  • ⭐⭐⭐☆☆ (3-star): 4 reviews (4.5%)
  • ⭐⭐☆☆☆ (2-star): 2 reviews (2.2%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Wireless IoT Design Expert Recommendation

Dr. Marcus Reed - RF Systems Engineer & IoT Consultant
"The CY68 series stands out in the crowded 433MHz receiver market due to its precision crystal oscillator and FSK-based noise resilience. For industrial or outdoor deployments where signal integrity is non-negotiable, the Pro Model’s -40°C to +125°C operating range and ultra-low power consumption (6mA) make it one of the most robust solutions available today. Highly recommended for mission-critical sensor networks."

Embedded Systems Educator Recommendation

Prof. Anita Desai - University of Tech Valley, EE Department
"We’ve integrated the CY68 Base Model into our student IoT lab kits. Its modular design and straightforward pinout make it ideal for teaching wireless communication fundamentals. The fact that students can experiment with different crystal oscillators helps them understand frequency regulation and regional compliance—something most entry-level modules don’t allow."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Reliable & Customizable – Rare Find" - Daniel Wu (Sensor Startup Founder)

Posted: 2 days ago

"We needed a receiver that could handle both 433MHz and 915MHz for global deployment. The crystal swap feature on the CY68 saved us months of redesign work. FCC/CE certification already in place? Even better. Seamless integration into our PCBs. This is now our go-to module."

⭐⭐⭐⭐⭐ "Perfect for Harsh Environments" - Clara Mendez (Agricultural IoT Technician)

Posted: 1 week ago

"Using the Pro Model in remote irrigation monitoring. Exposed to dust, humidity, and temperature swings—no issues. FR4 PCB shows zero degradation after 7 months in the field. Range exceeds 1.2km across farmland. Extremely impressed."

⭐⭐⭐⭐☆ "Great Performance, Minor Setup Learning Curve" - Ethan Cole (DIY Smart Doorbell Project)

Posted: 3 weeks ago

"Worked perfectly once I figured out the RXD signal conditioning. Documentation could be clearer for beginners, but the FSK interference rejection is real—no more false triggers from garage door openers. Worth the effort."

🎯 Reviews by Use Case Category

🏠 Home Automation & DIY Projects (38 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
  • Easy integration (88% mentioned)
  • Low power consumption (81% mentioned)
  • Interference resistance (79% mentioned)

🏭 Industrial & Commercial IoT (33 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Signal stability in noisy environments (94% mentioned)
  • Extreme temperature resilience (Pro Model) (90% mentioned)
  • FCC/CE certification (87% mentioned)

🛰️ Prototyping & Custom Embedded Systems (18 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Crystal oscillator replaceability (96% mentioned)
  • Compact 25x15mm size (89% mentioned)
  • 6-pin standardization for breadboard use (83% mentioned)

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