AS5040 Magnetic Rotary Encoder Module AS5040-ASST for Arduino

AS5040 Programmable Magnetic Rotary Encoder Module (AS5040-ASST)

Upgrade your electronics projects with the AS5040 Programmable Magnetic Rotary Encoder Module. Designed as a high-precision, non-contact alternative to traditional optical encoders, this SMD module delivers reliable angular position sensing with 10-bit resolution — perfect for robotics, motor control, industrial automation, and Arduino-based builds.

Why Choose the AS5040 Encoder Module?

• Non-Contact Magnetic Sensing: Contactless design means no mechanical wear, resulting in a longer operational lifespan compared to optical encoder alternatives.
• 10-Bit Resolution: Provides 1024 positions per revolution for highly accurate angular measurements.
• Fully Programmable: Onboard programmability lets you customize zero position, direction, and output modes to suit your specific application.
• Arduino Compatible: Seamlessly integrates with Arduino and other microcontroller platforms via SPI and SSI interfaces.
• SMD Package (AS5040-ASST): Compact surface-mount design for space-efficient PCB integration.
• Wide Operating Range: Performs consistently across varying temperatures and environments.
• Drop-In Optical Encoder Replacement: Directly replaces optical encoders in existing designs, saving redesign time and cost.

Key Specifications

• Model: AS5040-ASST
• Resolution: 10-bit (1024 positions/revolution)
• Interface: SPI / SSI / Incremental (ABI)
• Package: SMD (Surface Mount Device)
• Sensing Technology: Non-contact magnetic
• Compatible With: Arduino, microcontrollers, robotics platforms
• Customizable: Yes — programmable zero position and output configuration

What's in the Box?

• 1 × AS5040-ASST Programmable Magnetic Rotary Encoder SMD Module

Perfect For

• Robotics and servo motor control
• Industrial automation and position feedback systems
• Arduino and microcontroller DIY projects
• Replacing worn or failing optical encoders
• Precision angle and rotation measurement applications

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Frequently Asked Questions

Q: What is the AS5040 Programmable Magnetic Rotary Encoder Module used for?

A: The AS5040-ASST is a non-contact magnetic rotary encoder module used to measure angular position and rotation speed. It is widely used in robotics, motor control, industrial automation, and Arduino-based electronics projects, offering a reliable drop-in replacement for traditional optical encoders.

Q: Is the AS5040 encoder module compatible with Arduino?

A: Yes! The AS5040 module supports SPI and SSI communication interfaces, making it straightforward to integrate with Arduino and most popular microcontroller platforms. Libraries and example code are widely available in the Arduino community.

Q: What makes this a better choice than an optical encoder?

A: Unlike optical encoders, the AS5040 uses contactless magnetic sensing technology, which eliminates mechanical wear and tear. This results in greater durability, longer service life, and consistent performance even in dusty or demanding environments.

Q: Can I program or configure the AS5040 module?

A: Absolutely. The AS5040 is fully programmable, allowing you to set a custom zero position, select rotation direction, and configure output modes — giving you maximum flexibility for your specific application requirements.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.