IAI RCA-SA5C-I-20-3-300-A1-P Linear Actuator Lead 3MM 300MM 24VDC

( Brand: Iai ), ( Manufacturer Part Number: RCA-SA5C-I-20-3-300-A1-P ), ( Part Type: Actuator Linear ), ( Voltage: 24v ), ( Stroke Length: 300mm ), ( Rated Load: 27 Lb )

Review IAI Linear Actuator 3mm Lead 300mm Stroke 24vdc

The **IAI RCA-SA5C-I-20-3-300-A1-P** is a high-performance, compact linear actuator designed for precision motion control in demanding industrial, automation, and robotic applications. Engineered with IAI s signature reliability and engineering excellence, this brushless DC (BLDC) servo-driven actuator delivers smooth, silent, and repeatable linear motion with exceptional accuracy. Powered by a robust **24V DC** input, it features a **3mm lead screw** a precision-ground, hardened steel component paired with a high-efficiency ball nut assembly to ensure minimal friction, backlash, and wear over extended operational lifespans. The **300mm stroke length** provides ample travel for a wide range of applications, from automated assembly lines and material handling systems to medical devices and custom CNC machinery, where consistent positioning is critical.

This actuator incorporates a **closed-loop control system**, integrating a built-in encoder for real-time feedback, which enables precise speed and position regulation with sub-millimeter accuracy. The **SA5C** series is equipped with a **servo motor** featuring a high-torque-to-size ratio, optimized for both high-speed operation and sustained load handling, making it ideal for applications requiring dynamic acceleration and deceleration. The compact yet sturdy **aluminum housing** ensures durability while maintaining a lightweight profile, reducing inertia and improving energy efficiency. Additionally, the actuator is designed with **IP65 protection**, safeguarding internal components from dust, debris, and light splashes, making it suitable for harsh or unprotected environments.

For enhanced versatility, the **RCA-SA5C-I** model includes an integrated **current sensor** and **brake mechanism**, allowing for precise torque control and immediate stopping to prevent unintended movement during power loss or system shutdowns. The actuator s **P-series** designation indicates a **PWM (Pulse Width Modulation) control interface**, compatible with most industrial motion controllers, PLCs, and microcontroller platforms, simplifying integration into existing automation systems. Whether deployed in a high-speed pick-and-place system, a precision calibration tool, or a compact robotic arm, this actuator combines **efficiency, precision, and robustness** to meet the rigorous demands of modern industrial automation.

### **Pros and Cons of buying a IAI RCA-SA5C-I-20-3-300-A1-P Linear Actuator**

1. **High Precision and Repeatability** This linear actuator is designed for industrial and automation applications, offering high positional accuracy (typically within 0.1 mm) and excellent repeatability, making it suitable for tasks requiring fine control, such as CNC machines, robotic arms, or automated assembly lines.

2. **Compact and Efficient Design** With a 300 mm stroke length and a 24V DC power supply, it is relatively compact for its capabilities, allowing for integration into space-constrained systems. The 3 mm lead screw ensures smooth, low-friction motion.

3. **Durable and Reliable** Built for industrial use, the actuator is likely constructed with robust materials (e.g., hardened steel leadscrew, sealed bearings) to withstand frequent use and environmental factors like dust or light moisture, depending on the enclosure type.

4. **Quiet Operation** Linear actuators of this caliber are generally quieter than pneumatic alternatives, reducing noise in sensitive applications.

5. **Versatile Mounting Options** The design suggests multiple mounting configurations (e.g., flange, linear guide rails, or direct attachment), providing flexibility for different setups.

6. **Long Lifespan** High-quality components and proper lubrication (if maintained) can extend the actuator s operational life significantly, reducing long-term replacement costs.

7. **Compatibility with Automation Systems** The 24V DC input is standard in many industrial control systems, making it easy to integrate with PLCs, stepper/driver systems, or servo controllers.

8. **No Compression Loss** Unlike pneumatic actuators, this electric linear actuator maintains consistent force throughout its stroke, which is critical for precise applications.

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1. **Higher Upfront Cost** Compared to basic pneumatic or hydraulic actuators, this precision linear actuator is likely more expensive, which may be a barrier for small-scale or budget-conscious projects.

2. **Power Dependency** Requires a stable 24V DC power supply. Fluctuations or power interruptions can halt operation, whereas pneumatic systems may continue running with compressed air reserves.

3. **Maintenance Requirements** While durable, it may require periodic lubrication of the leadscrew and bearings to prevent wear and ensure smooth operation. Neglecting maintenance could lead to reduced performance or failure.

4. **Limited Stroke Length** At 300 mm, this actuator may not be suitable for applications requiring longer travel distances. For such cases, multiple actuators or a different model would be needed.

5. **Heat Generation** Continuous use can generate heat, especially if the motor is overloaded or not properly cooled. Adequate ventilation or cooling may be necessary in enclosed systems.

6. **Sensitivity to Load Variations** While designed for precision, sudden or excessive loads beyond the actuator s rated capacity (e.g., 20 kgf in this model) can cause stalling, damage, or reduced lifespan. Proper sizing and load management are essential.

7. **Dependence on Control Systems** Unlike pneumatic actuators, which can operate with simple valves, this actuator requires a driver (e.g., stepper or servo driver) and precise control signals, adding complexity to the system setup.

8. **Potential Latency in Motion Control** In high-speed applications, the actuator s response time may introduce slight delays, which could be a drawback in real-time systems requiring instantaneous movement.

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The **IAI RCA-SA5C-I-20-3-300-A1-P** is a high-quality, precision linear actuator well-suited for industrial automation, CNC machines, robotic systems, or any application demanding accurate, repeatable linear motion. Its strengths lie in its reliability, compactness, and quiet operation, making it ideal for environments where precision and durability are critical.

However, its higher cost, maintenance needs, and dependency on stable power and control systems may pose challenges for smaller projects or applications with limited budgets or technical infrastructure. If the application requires **high precision, long-term reliability, and controlled motion within a 300 mm range**, this actuator is an excellent choice. For simpler or lower-budget applications, alternatives like pneumatic actuators or basic stepper-driven linear slides might be more cost-effective.

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- You need **high precision** (e.g., for CNC, robotics, or automated assembly).

- Your application requires **consistent force** without compression loss (unlike pneumatic systems).

- You can accommodate the **24V DC power supply** and integrate it with a control system (e.g., PLC, stepper driver).

- Budget constraints allow for a **premium industrial actuator** with long-term reliability.

- Your project has a **tight budget** and lower precision is acceptable (e.g., basic stepper-driven linear slides).

- The application involves **high-speed, repetitive motion with minimal precision requirements** (pneumatic actuators may suffice).

- You need **longer stroke lengths** (e.g., >500 mm), as this actuator s 300 mm may be limiting.

- The environment is **extremely harsh** (e.g., high dust, moisture, or temperature fluctuations), and you require additional sealing or protection.

For most **industrial automation or precision engineering applications**, this actuator is a strong recommendation due to its balance of performance, durability, and reliability. Ensure proper sizing, power supply stability, and maintenance planning to maximize its lifespan and efficiency.

Details:

Specifications: model #: RCA-SA5C-I-20-3-300-A1-P. Encoder: Incremental. Load Rating: 12kg Horizontal, 4kg Vertical. Stroke: 300mm.

If you do not have an account No Worries. This is a surplus item. Supply voltage : 24VDC.

part #: rcasa5ci203300a1 prices

• $210.00-$680.00

specifications linactuat:

• brand: Iai
• mpn: Rca-sa5c-i-20-3-300-a1-p
• part type: Actuator Linear
• voltage: 24v
• stroke length: 300mm
• rated load: 27 Lb

general linactuat:

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

returns linactuat:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days
• method: Money back

seller linactuat:

• city: Osseo, Minnesota
• rating: 100.0%
• # reviews: 44481

shipping linactuat:

• transit: 2-3 Days
• class: Standard, Expedited, One-day
• cost: $0.00
• carrier: UPS
• type: Calculated
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air

offer linactuat:

• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home
• started: March 23, 2026

payments linactuat:

• wallet: Google-pay
• credit card: Mastercard
• other

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