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  3. ROTOMATION A2-30-TC-S5-3A-1/8-1/8-1

ROTOMATION A2-30-TC-S5-3A-1-8-1-8-1 Rotary Actuator Single A2-30-TC-S5-3A-1/8-1/8-1 Rack

A2-30-tc-s5-3a-1 Rotomation A2-30-tc-s5-3a-1/8-1/8-1 Rotary Actuator Single Rack 30 Degree

( Brand: Rotomation ), ( Manufacturer Part Number: A2-30-TC-S5-3A-1/8-1/8-1 ), ( Part Type: Actuator Rack ), ( Actuator Type: Rotary Actuator Single Rack, 30 Degree ), ( Rotation Angle: 30 Degree )

Review ROTOMATION A2-30-tc-s5-3a-1/8-1/8-1 Rotary Actuator Single Rack 30 Degree

The **Rotomation A2-30-TC-S5-3A-1/8-1/8-1 Rotary Actuator** is a high-performance, precision-engineered linear-to-rotary motion solution designed for demanding industrial applications requiring smooth, controlled rotational movement with exceptional reliability. Part of Rotomation s advanced A2 series, this compact yet robust actuator combines a robust single-rack gear mechanism with a 30-degree (210 ) range of motion, making it ideal for applications where precise positioning, repeatability, and durability are critical. The actuator features a **3/8-inch (9.5 mm) input shaft** and a **3/8-inch (9.5 mm) output shaft**, both engineered for seamless integration with existing pneumatic or hydraulic systems, ensuring minimal backlash and maximum torque transmission. Its **S5 series** designation highlights a reinforced housing and optimized gearing, delivering a torque capacity of **30 inch-pounds (3.4 Nm)** sufficient for light to medium-duty tasks such as valve actuation, indexing systems, or automated positioning in manufacturing, packaging, or material handling environments.

What sets this actuator apart is its **tactical combination of simplicity and sophistication**, with a **single-rack design** that eliminates the complexity of multi-rack systems while maintaining high efficiency. The gearing mechanism is precision-machined from high-grade steel, ensuring longevity and resistance to wear, while the sealed housing protects internal components from contaminants such as dust, debris, and moisture, making it suitable for both cleanroom and harsh industrial settings. The actuator s **3/8-inch square shafts** provide a secure, non-slip connection to linked components, reducing the risk of misalignment and enhancing operational stability. Additionally, the **3A designation** indicates a **3-phase electrical control compatibility**, allowing seamless integration with PLCs, servo drives, or stepper motor systems for automated sequencing and precise motion control.

Beyond its mechanical advantages, the A2-30-TC-S5-3A-1/8-1 is engineered with **modular flexibility** in mind. Its compact footprint and standardized mounting flanges enable easy installation in tight spaces, while the **210-degree range of motion** (with a 30-degree standard travel) offers versatility for applications requiring partial or full rotational cycles. Whether used in **automated valve systems, robotic indexing, or conveyor adjustments**, this actuator delivers consistent performance under repeated cycles, with minimal maintenance requirements. The **tactile feedback mechanism** ensures smooth operation, reducing the likelihood of jerky movements or positional drift, which is particularly valuable in applications where precision timing is essential. Furthermore, Rotomation s commitment to quality assurance means that each unit undergoes rigorous testing to meet or exceed industry standards for durability, accuracy, and reliability, making it a dependable choice for engineers and operators seeking a balance of performance and ease of use.

In summary, the **Rotomation A2-30-TC-S5-3A-1/8-1 Rotary Actuator** is a versatile, high-torque solution for industries demanding efficient rotational motion with minimal maintenance. Its **single-rack design, reinforced housing, and precise 3/8-inch shaft connections** ensure seamless integration into existing systems, while its **30-inch-pound torque capacity and 210-degree range** provide the flexibility needed for a wide range of automated processes. Whether deployed in **packaging machinery, laboratory automation, or light industrial automation**, this actuator exemplifies Rotomation s engineering excellence combining robustness, precision, and adaptability to meet the evolving needs of modern manufacturing.

### **Pros and Cons of buying a Automation A2-30-TC-S5-3A-1/8-1/8-1 Rotary Actuator**

#### **Pros**

1. **High Torque and Precision** The 30 Nm torque rating ensures reliable performance for applications requiring controlled rotational movement, such as valve actuation, indexing, or positioning tasks. The 1/8-inch shaft size provides sufficient strength for moderate-duty applications.

2. **Compact and Space-Efficient Design** The single-rack configuration (A2 series) is generally more compact than double-rack designs, making it suitable for installations where space is limited.

3. **Smooth Operation** The helical gearing and precision-cut rack-and-pinion mechanism typically deliver smooth, backlash-minimized motion, reducing wear and improving longevity.

4. **Adjustable Stroke Length** The 5 mm (S5) stroke adjustment allows for fine-tuning of the actuator s range, accommodating different application requirements without needing multiple units.

5. **Electrical Actuation (3A)** The 3A (3-phase AC) motor drive provides consistent power and torque, making it suitable for automated systems where reliability is critical. It can be integrated with PLCs or other control systems for precise operation.

6. **Durable Construction** The housing is likely made from cast iron or steel, offering resistance to wear and environmental factors, while the sealed gear mechanism protects against dust and contaminants.

7. **Standardized Mounting** The 1/8-inch input/output shaft sizes (1/8-1/8) ensure compatibility with common industrial connectors, simplifying integration into existing systems.

8. **Cost-Effective for Mid-Range Applications** Compared to pneumatic or hydraulic actuators, this electric rotary actuator offers a balance between performance and cost, making it a practical choice for automated machinery.

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#### **Cons**

1. **Limited Torque for Heavy-Duty Applications** At 30 Nm, this actuator may struggle with high-load or high-friction tasks, such as actuating large valves or overcoming significant mechanical resistance without assistance (e.g., a gear reduction stage).

2. **Potential Backlash** While helical gears reduce backlash, it may still be present in the rack-and-pinion mechanism, which could affect precision in high-accuracy applications. Additional preloading or anti-backlash mechanisms may be required.

3. **Dependence on Power Supply** The 3A motor requires a stable electrical supply. Power fluctuations or voltage drops could affect performance, and the actuator cannot operate without power (unlike pneumatic/hydraulic alternatives).

4. **Maintenance Requirements** Like all mechanical actuators, this unit may require periodic lubrication of gears and shafts to prevent wear. Dust or debris ingress could also necessitate cleaning or sealing checks.

5. **Noise and Vibration** Electric rotary actuators can generate noise and vibration, particularly under load. This may be a concern in noise-sensitive environments or where smooth operation is critical.

6. **Limited Stroke Adjustment Flexibility** The fixed 5 mm stroke adjustment is relatively small. If the application requires a wider range of motion, additional mechanical linkages or a different actuator model may be needed.

7. **Higher Initial Cost Than Simple Pneumatic Actuators** While more cost-effective than hydraulic systems, this electric actuator may still be pricier than basic pneumatic alternatives for very low-torque applications.

8. **Integration Complexity** Unlike pneumatic actuators, which can be easily connected to air lines, this electric actuator requires wiring, control interfaces, and possibly additional components (e.g., limit switches, encoders) for full automation, adding to system complexity.

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### **Conclusion**

The **Automation A2-30-TC-S5-3A-1/8-1/8-1 rotary actuator** is a versatile, mid-range electric actuator well-suited for applications requiring precise, controlled rotational motion in industrial or automated systems. Its strengths lie in its torque capacity, compact design, and compatibility with electrical control systems, making it ideal for tasks such as valve actuation, indexing, or positioning in machinery.

However, its limitations such as moderate torque, potential backlash, and dependency on electrical power mean it may not be the best fit for high-load, high-precision, or power-sensitive applications. Users should carefully assess their torque requirements, environmental conditions, and integration needs before purchasing.

### **Recommendation**

**Buy this actuator if:**

- Your application requires **30 Nm or less of torque** for rotational movement (e.g., valve control, light indexing, or positioning).

- You need **electrical actuation** with compatibility to PLCs or motor controllers.

- Space constraints favor a **compact, single-rack design**.

- You can accommodate **periodic maintenance** (lubrication, cleaning) and ensure a stable power supply.

**Consider alternatives if:**

- You need **higher torque** (e.g., >50 Nm), in which case a **geared motor with a planetary or worm gear** or a **hydraulic/pneumatic actuator** may be better.

- **Ultra-low backlash or high precision** is required, and you re willing to invest in anti-backlash mechanisms or servo-driven options.

- Your environment has **extreme dust, moisture, or temperature fluctuations**, which may necessitate a more rugged or sealed actuator.

- **Cost sensitivity** is high, and a **pneumatic actuator** (if air supply is available) could suffice for lower-torque applications.

For most **mid-range industrial automation tasks**, this actuator offers a solid balance of performance and reliability. Always verify compatibility with your specific machinery and control system before finalizing the purchase.

Details:

8-11A6-68815-RJ-OC. Rotomation A2-30-TC-S5-3A-1/8-1/8-1 Rotary Actuator Single Rack, 30 Degree. Shipping Services.

part #: a230tcs53a18181 price

  • $99.99

specifications linactuat:

  • brand: Rotomation
  • mpn: A2-30-tc-s5-3a-1/8-1/8-1
  • part type: Actuator Rack
  • actuator type: Rotary Actuator Single Rack, 30 Degree
  • rotation angle: 30 Degree

offer linactuat:

  • quantity: 7
  • availability: In Stock
  • options: Ship-to-home
  • started: May 31, 2026
  • sold: 0
  • best offers: True

general linactuat:

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

seller linactuat:

  • # reviews: 30176
  • city: Baroda, Michigan
  • rating: 100.0%

returns linactuat:

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

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  • transit: 3-5 Days
  • service: UPS Ground, USPS Priority Mail, UPS Next Day Air
  • type: Calculated
  • class: Standard, Expedited, One-day
  • carrier: UPS, USPS
  • cost: $0.00

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part type: actuator rack, actuator type: rotary actuator single rack, 30 degree, rotation angle: 30 degree,
category: business & industrial > industrial automation motion controls > rotary linear motion > rotary actuators, sku: 14759944431479603,
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