EAD MOTORS LA34AGKS-4S Linear Actuator Stepper Motor Deg 5.3V 1.61A 1.8

( Brand: Ead Motors ), ( Manufacturer Part Number: LA34AGKS-4S ), ( Mounting Style: Flange Mount ), ( Type: Linear Actuator ), ( Unit Type: Unit ), ( Voltage: 5.3 V ), ( Material: Steel And Aluminum ), ( Drive Type: Linear ), ( Country Of Origin: Singapore )

Review EAD MOTORS Linear Actuator Stepper Motor 5.3v 1.61a 1.8 Deg

The **EAD LA34AGKS-4S** is a high-performance, precision-engineered linear actuator stepper motor designed for applications requiring smooth, controlled linear motion with exceptional reliability and efficiency. This compact yet robust actuator combines the precision of a **1.8-degree step angle** stepper motor with a **4-phase hybrid design**, ensuring minimal vibration, quiet operation, and smooth acceleration/deceleration for seamless motion control. Powered by a **5.3V DC input**, it delivers a peak current of **1.61A per phase**, providing sufficient torque for a wide range of applications while maintaining energy efficiency. The **4-wire connection** (A , A-, B , B-) simplifies wiring and integration, making it ideal for DIY projects, robotics, automated machinery, and custom mechanical systems where precise positioning is critical.

The actuator features a **lead screw mechanism** with a **high-precision ball bearing guide**, ensuring low friction, extended lifespan, and consistent performance even under repeated cycles. Its **compact yet sturdy construction** allows for easy installation in tight spaces, while the **durable metal housing** protects internal components from dust, debris, and mechanical stress. The **1.8-degree step angle** enables fine control, making it suitable for applications requiring incremental movement, such as CNC machines, 3D printers, automated doors, and industrial automation systems. Additionally, its **low heat dissipation** and **efficient motor winding** contribute to stable operation over prolonged use, reducing the need for additional cooling solutions.

Whether used in hobbyist projects, research applications, or industrial automation, the **EAD LA34AGKS-4S** delivers a balance of power, precision, and versatility. Its **plug-and-play compatibility** with most stepper motor drivers (such as those using TMC2209, DRV8825, or A4988) further enhances its usability, allowing for easy integration into existing systems. With its **reliable performance, quiet operation, and adaptability**, this linear actuator stepper motor is an excellent choice for engineers, makers, and automation enthusiasts seeking a dependable solution for linear motion control.

The **EA-DL34AGKS-4S** is a 5.3V, 1.61A, 1.8 stepper motor with a linear actuator attachment. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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1. **High Precision and Resolution**

The 1.8 step angle provides fine control, making it suitable for applications requiring precise positioning, such as CNC machines, 3D printers, or automated assembly lines. With a full-step resolution of 200 steps per revolution, it can be microstepped (e.g., 1/16 or 1/256) to achieve even smoother motion.

2. **Compact and Integrated Design**

The linear actuator version combines the motor, gearing, and lead screw into a single unit, simplifying installation and reducing assembly complexity. This makes it ideal for space-constrained projects where modularity is preferred.

3. **Low Voltage Operation (5.3V)**

The 5.3V requirement is convenient for projects using low-voltage power supplies (e.g., Arduino, Raspberry Pi, or small microcontroller setups). It avoids the need for high-voltage drivers, reducing complexity and cost.

4. **Decent Current Rating (1.61A)**

The 1.61A peak current is sufficient for many light-duty to medium-duty applications, such as small robotic arms, automated doors, or positioning systems. It can handle moderate loads without overheating if properly driven.

5. **Hybrid Stepper Motor Advantages**

Hybrid stepper motors (like this one) offer better torque-to-inertia ratios and smoother operation compared to permanent-magnet steppers. They also have lower cogging and better microstepping performance.

6. **Pre-Assembled Linear Actuator**

The inclusion of a lead screw and gearing means no additional mechanical assembly is required. This reduces potential sources of error or misalignment in DIY projects.

7. **Compatibility with Common Drivers**

It can be driven by standard stepper motor drivers (e.g., A4988, DRV8825, or TB6600) with appropriate voltage and current adjustments. Many open-source drivers support 5V logic, making it easy to interface with microcontrollers.

8. **Cost-Effective for Small Projects**

While not ultra-high-performance, it offers a balance of price and functionality for hobbyists and small-scale applications. It s often cheaper than custom-built solutions with similar specifications.

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1. **Limited Torque for Heavy Loads**

The 1.61A current rating translates to relatively low torque (typically in the range of 0.1 0.3 Nm at 5.3V, depending on the driver and microstepping settings). This makes it unsuitable for heavy-duty applications, such as lifting large weights, industrial machinery, or high-force automation. Overloading can cause stalling or overheating.

2. **Low Voltage May Require Driver Adjustments**

While 5.3V is convenient, some drivers may struggle to deliver sufficient current or torque at this voltage. Higher-voltage drivers (e.g., 12V or 24V) often provide better performance for steppers, though they require additional voltage regulation or isolation.

3. **Potential for Resonance at High Speeds**

Linear actuators with lead screws can experience resonance or vibration at certain speeds, especially if the load is light or the system is not properly damped. This may limit the maximum operational speed for smooth operation.

4. **No Built-In Encoder or Feedback**

This is an open-loop stepper motor, meaning it lacks position feedback. If precise positioning is critical (e.g., in closed-loop systems), additional sensors (e.g., encoders) or homing routines are required, adding complexity.

5. **Gearing May Reduce Efficiency**

The integrated gearing reduces the motor s speed but increases torque. However, gear trains introduce friction and backlash, which can affect precision and longevity, especially in high-precision applications.

6. **Limited Customization**

Since it s a pre-assembled unit, users cannot easily modify the gear ratio, lead screw pitch, or mechanical design. This may restrict its use in applications requiring specific mechanical characteristics.

7. **Heat Dissipation Concerns**

Steppers generate heat, especially when stalled or under heavy load. The 1.61A rating assumes proper cooling (e.g., passive or active cooling). In enclosed or poorly ventilated environments, overheating can occur, reducing lifespan.

8. **Potential for Microstepping Artifacts**

While hybrid steppers perform well with microstepping, some users report slight vibrations or uneven motion at very high microstep resolutions (e.g., 1/256). This may require tuning or additional damping.

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The **EA-DL34AGKS-4S linear actuator** is a versatile and practical choice for **light-duty to medium-duty applications requiring precise linear motion**. Its 1.8 resolution, compact design, and low-voltage operation make it ideal for hobbyist projects, small robots, automated positioning systems, or CNC machines with modest load requirements. However, its **limited torque, lack of feedback, and potential speed limitations** disqualify it for heavy-duty or high-precision industrial applications.

If your project involves **low-force linear movement, stepper control, or space-constrained setups**, this actuator is a solid, cost-effective option. For **high-torque, high-speed, or closed-loop applications**, a more robust motor (e.g., a higher-current NEMA 17/23 with an encoder) or a custom-built solution may be necessary.

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- You need a **pre-assembled linear actuator** for a **low-to-medium load** application (e.g., small robotic arm, 3D printer bed, automated door, or CNC carving).

- Your project operates at **low speeds** and requires **fine positioning** (e.g., 1/16 or 1/32 microstepping).

- You re working with **5V logic** (e.g., Arduino, Raspberry Pi) and want to avoid high-voltage drivers.

- Budget is a constraint, and you prioritize **ease of use** over maximum performance.

- Your application requires **high torque** (e.g., lifting >5 kg or heavy materials).

- You need **closed-loop control** (e.g., real-time position feedback).

- The actuator will operate at **high speeds** with minimal damping (risk of resonance).

- You require **custom mechanical adjustments** (e.g., different gear ratios or lead screw pitches).

- Your environment lacks **proper cooling**, as overheating could occur under load.

- For **higher torque**: Upgrade to a **NEMA 23 stepper** (e.g., 42BYGHM47 or 42BYGHM57) with a separate lead screw or ball screw.

- For **closed-loop control**: Pair a **NEMA 17/23 stepper with an encoder** (e.g., NEMA 17 AS5600).

- For **higher speeds**: Use a **ball screw or direct-drive linear motor** instead of a lead screw actuator.

- For **simpler projects**: A **servo motor with a lead screw** (e.g., MG996R) may suffice if precise control isn t critical.

Details:

Feature Specification, Current Rating 1.61 A, Phase 4 PH, Step Angle 1.8 DEG, Revision Rev B, Cable Part Number 4318658, Connectivity 6-Pin Connector standard pitch. Compatibility: Compatible with 4-phase stepper motor drivers capable of handling at least 1.61A. Semiconductor manufacturing equipment. Product Specifications.

Please verify the wiring pint for 6-pin connector before installation. Rugged Construction: Features a heavy-duty mounting flange and durable black finish. Please review all images for condition and included components. Automated valve control.

Medical laboratory equipment. Reliable Brand: Manufactured by EAD Motors, known for high-quality motion control components used in medical, aerospace, and industrial automation. Note that some are manufacturer-provided and may not precisely represent the items color, size, or style. Condition: Used: Pulled from a working environment.

Four-Phase Operation: Provides smooth movement and high holding torque. EAD Motors LA34AGKS-4S Linear Actuator Stepper Motor 5.3V 1.61A 1.8 Deg, Parts from Applied Bio systems 7900HT, Key Features: Precision Engineering: High-torque stepper motor integrated with a lead screw for precise linear positioning.

part #: la34agks4s prices

• $59.00-$300.00

specifications linactuat:

• brand: Ead Motors
• mpn: La34agks-4s
• mounting style: Flange Mount
• type: Linear Actuator
• unit type: Unit
• voltage: 5.3 V
• material: Steel And Aluminum
• drive type: Linear
• country of origin: Singapore

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• # reviews: 3544

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• time: 30 Days

general linactuat:

• Industrial Automation Motion Controls > Rotary Linear Motion > Linear Actuators
• condition: Used

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• started: April 18, 2026
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