Micro Precision Servo Actuator - RS-485 - Progressive Automations Canada

$242.99 CAD

Overview

[PA-12-R]

The PA-12-R Micro Precision Servo Actuator with RS-485 communication is designed for applications requiring exceptional positioning accuracy and advanced motion control. Featuring a high-performance coreless motor with an embedded drive circuit, this precision linear actuator delivers positioning accuracy of up to 100 µm, making it the highest precision linear actuator in the Progressive Automations lineup. As a programmable servo actuator, the PA-12-R provides precise position, speed, and motion control for demanding automation applications.

Technology

Command it by code

Program exact position, speed, and sync over RS-485 — built for multi-unit, networked control.

Strength in a tiny body

Up to 22 lbs of force — real capability at micro scale.

Precision you can trust

Positions to within 100 µm with closed-loop feedback — for surgical tools and micro-manufacturing.

Fits the tightest builds

Micro servo format slots into robotic assemblies and packed enclosures.

Ready for real environments

IP54 rated and built for a 50% duty cycle — dependable in active, repeated use.

Specifications

Force, Speed & Current

The PA-12-R Micro Precision Servo Actuator combines programmable control, high positional accuracy, and compact design for applications where precision is critical. With RS-485 communication and advanced motion control capabilities, this precision linear actuator is commonly used in medical, automotive, and manufacturing applications. Refer to the Product Specifications table for available configurations. For complete specifications, customization options, dimensional drawings, and programming resources, please see the PA-12 Data Sheet and our sample codes.

Voltage	12 VDC	12 VDC	12 VDC	12 VDC
Dynamic Force	3.82 lbs	4.50 lbs	17.50 lbs	22.48 lbs
Static Force	1.57 lbs	1.57 lbs	17.50 lbs	22.48 lbs
Speed - No Load	3.15"/sec	3.15"/sec	0.30"/sec	0.30"/sec
Speed - Full Load	2.67"/sec	2.67"/sec	0.26"/sec	0.25"/sec
Current - No Load	0.03 A	0.03 A	0.03 A	0.03 A
Current - Full Load	2.30 A	2.30 A	2.30 A	2.30 A

Product Specifications

The PA-12-R Micro Precision Servo Actuator is designed for advanced motion control applications requiring precise positioning and repeatability. Its embedded drive electronics, RS-485 communication interface, and programmable operation simplify integration into automation systems. Refer to the Product Specifications table for dimensions, communication interface, operating characteristics, and other technical specifications.

Product Specifications

Input Voltage:

12 VDC

Stroke:

1.06", 2.20"

Features:

RS-485 Communication

Feedback:

Yes

Duty Cycle:

50%

Overload Protection:

LED Indication

Operational Temperature:

-10°C to 60°C

Operating Noise:

<50 dBA

Limit Switch:

None

Cable Length:

Connector:

Molex Micro-Latch 4-Pin

Front Mounting Hole Size:

0.14"

Rear Mounting Hole Size:

0.15"

Actuator Type:

Micro

Motor Type:

Coreless DC Motor

Screw Type:

Metric Coarse Thread

Stroke Rod Material:

Stainless Steel

Housing Material:

Polyformaldehyde

Gear Material:

Polyketone

Certifications:

CE, RoHS

Compatible Mounting Brackets:

BRK-12 (1.06" Stroke Only)

Warranty:

18 Months

Length & Weight

Compatible Accessories

Complete your PA-12-R Micro Precision Servo Actuator system with compatible mounting hardware and interface controllers. Refer to the compatibility information to identify accessories suitable for your selected actuator configuration.

MOUNTING BRACKETS:

The BRK-12 bracket is designed for the PA-12-R Micro Precision Servo Actuator and provides a secure mounting solution. Please note that the BRK-12 is compatible only with PA-12-R actuators featuring the 1.06" stroke. Refer to the product page for additional specifications and installation details.

CONTROL SYSTEMS:

The PA-12-R Micro Precision Servo Actuator is not compatible with Progressive Automations control boxes. Instead, it is designed for use with the LC-12 Interface Controller and the included control interface software, providing advanced programming and precise motion control capabilities.

Brackets Compatibility

Technical Information

Following a set of standards is crucial for businesses to ensure their products and services can meet a level of quality that promotes customer satisfaction. At Progressive Automations, we aim for nothing but the best for our customers and strive toward continual improvements. Because of this, we are excited to announce that Progressive Automations is now ISO 9001:2015 certified!

Quality Assured

Data Sheets

PA-12 User Manual

User Manual for PA-12

View

PA-12 Position Control Communication Protocol

Position Control Communication Protocol for PA-12

View

PA-12 Arduino Coding

Arduino Coding for PA-12

View

2D/3D models

2D/3D models

Knowledge base

ISO Quality

FAQ

What is the positional accuracy of the PA-12-R actuator and what types of applications require this level of precision?

The PA-12-R micro linear actuator has up to 100µm actuator accuracy to meet the demands found in industries such as medical, automotive, and manufacturing.

How does RS-485 communication benefit the control of the PA-12-R compared to TTL/PWM models?

RS-485 actuator control allows for robust, long-distance communication and networking of multiple programmable actuators, while the TTL/PWM will be simpler and more limited.

What control systems and software are required to operate the PA-12-R actuator?

The PA-12-R is compatible with the LC-12 interface controller and is programmed via our control interface software that comes with every PA-12 actuator.

Is the PA-12-R actuator suitable for medical, automotive, or manufacturing applications requiring exact motion control?

Yes, the PA-12-R programmable linear actuator is suitable as a medical actuator in use cases such as surgical tools and micro-manufacturing systems.

What should be considered when selecting mounting brackets for the PA-12-R, especially for different stroke lengths?

The BRK-12 bracket is compatible with our PA-12-R; however, it is only suitable for the 1.06” stroke version.

Industry Insights

Blog Post

Download The Testing Guide

This guide will outline essential steps and the process of evaluating a sample actuator. We include a checklist to ensure all the requirements are met.

Top 10 Questions We Get from Our OEM Customers

Blog Post

Discover with Experts

Check out our videos showcasing our full range of linear actuators, presented by our team of expert engineers

Stroke Length	Retracted Hole-to-Hole Length	Extended Hole-to-Hole Length	Weight
1.06"	2.99"	4.05"	0.23 lbs
2.20"	5.09"	7.29"	0.41 lbs

Product name	Actuator Model	Compatible Mounting Brackets	Optional Accessories
Micro Precision Servo Actuator - RS-485	PA-12-R	BRK-12 (1.06" stroke only)	LC-12 (PC Interface Controller)

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