Best Actuator Blocks of 2026

Name: Guardmaster TLS GD2 Standard Actuator 440G-A27011
Brand: Guardmaster

Harvey Wall

Last Updated: 2 Feb 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Actuator blocks are a type of mechanical component used in various industrial applications to control or regulate the motion of machinery. These blocks are designed to convert electrical signals into mechanical movements, helping to automate and streamline manufacturing processes. Actuator blocks are commonly used in robotics, automotive engineering, and aerospace technologies, among other fields. They come in various sizes and shapes, and can be customised to fit specific requirements. Actuator blocks are a reliable and efficient solution for stabilising and controlling mechanical systems, making them a valuable addition to any manufacturing or engineering operation.

At a Glance: Our Top Picks

#TOP 1

Guardmaster TLS GD2 Standard Actuator 440G-A27011

9.9

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#TOP 2

AZ17/170-B1 | 101122893 | SCHMERSAL ACTUATOR

9.8

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#TOP 3

Erie AG13A020 24 Volt Normally Closed PopTop Actuator W/ 18" Leads

9.6

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Top 10 Actuator Blocks

#TOP 1

Guardmaster TLS GD2 Standard Actuator 440G-A27011

Guardmaster
440G-A27011

440G-A27011 | GUARDMASTER TLS GD2 STANDARD ACTUATOR

The Guardmaster TLS GD2 Actuator, model 440G-A27011, is a reliable electronic component designed to enhance your automation processes. Its robust construction ensures durability, providing you with peace of mind during usage. This actuator is also part of the Actuator Blocks category, which makes it versatile for various applications. With its advanced technology, you can expect efficient performance, helping you to optimise your operations effectively.

9.9

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What We Like

Durable construction
Efficient performance
Versatile applications
Reliable electronic component

#TOP 2

AZ17/170-B1 | 101122893 | SCHMERSAL ACTUATOR

SCHMERSAL
AZ 17/170-B1

AZ17/170-B1 | 101122893 | SCHMERSAL ACTUATOR

Features

Series: AZ 17 / AZM 170

9.8

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#TOP 3

Erie AG13A020 24 Volt Normally Closed PopTop Actuator W/ 18" Leads

Schneider Electric
AG13A020

Erie AG13A020 24 Volt Normally Closed PopTop Actuator W/ 18" Leads

Features

Terminal Block Option
Sized To Fit Most Baseboard Applications
Mounts Directly Onto The Body Without The Need For Linkages Or Calibration.

9.6

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#TOP 4

Refrigerator Dispenser Actuator Lever Part

Casmer
DA97-08519A samsung

Refrigerator Dispenser Actuator Lever Part

Features

HIGH QUALITY REQUIREMENTS: Our DA97-08519A Refrigerator Dispenser Lever Is Made Of High Quality Material, Refrigerator Dispenser Lever It Is Durable, Not Easy To Deteriorate And Sturdy. The Refrigerator Ice And Water Dispenser Levers Are Competitive Spare Parts But Meet OEM Standards. All DA97-08519A Refrigerator Dispenser Lever Will Be Rigorously Inspected Before Packing To Minimize Damage During Transportation.
Compatible Models: Da97-08519a Dispenser Lever Compatible Models Include But Are Not Limited To RF4287HAWPXAA RF4287HARS/XAA-00 RF4287HARS/XAA-01 RF4287HARS/XAA-02 RF4287HARS/XAA-03 RF4289HARS/XAA-00 RF4289HARS/XAA -01 RF4289HARS/XAA-02 RF4289HARS/XAA-03 RF4287HAWP/XAA-00 RF4287HABP/XAA-00 RF4287HABP/XAA-01 RF4287HABP/XAA-02 RF4287HABP/XAA-03 RF4287HABP/XAA-04 RF4287HAPN/XAA-00 RF4287HAPN/XAA-01 RF4289HARS/XAA-04 RF4289HARS/XAA-05 .
International Products Have Separate Terms, Are Sold From Abroad And May Differ From Local Products, Including Fit, Age Ratings, And Language Of Product, Labeling Or Instructions.

9.4

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#TOP 5

ERP W10913953 Washer Actuator

ERP
W10913953

ERP W10913953 Washer Actuator

Features

This Part Can Work With Washers
Peace Of Mind Assured - Comes With A One-Year Warranty
The W10913953 Can Replace The Following Part Numbers: W10597177, W10815026, W10913953VP, WPW10597177

9.2

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#TOP 6

Paslode 900966 Actuator Assembly(Im-Ct)

Paslode
900966

Paslode 900966 Actuator Assembly(Im-Ct)

Features

Paslode 900966 Actuator Assembly(Im-Ct)

9.1

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#TOP 7

SCHMERSAL AZ15-16-B2 Actuator key-removal hand

SCHMERSAL
AZ15/16-B2

SCHMERSAL AZ15-16-B2 Actuator key-removal hand

Features

Schmersal Sensors
Schmersal Machine Safety
Schmersal Switches

8.9

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#TOP 8

Flow-Rite RK4-BW Black with White Lettering Actuator System

Flow-Rite
RK4-BW
18 cubic inches

Flow-Rite RK4-BW Black with White Lettering Actuator System

Features

Package Weight: 1.0 Pounds
Flow-Rite RK4-BW Black With White Lettering Actuator System
Country Of Origin: China

8.8

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#TOP 9

Johnson Controls VA-7010-8001 Electric Actuator, 180" lb, Spring Ret, 24VAC

Johnson Controls
VA-7010-8001
Multicolor

Johnson Controls VA-7010-8001 Electric Actuator, 180" lb, Spring Ret, 24VAC

Features

AC Stall Type Motor Ensures Quiet Operation
Low Voltage Or Line Voltage Models Provide Application Flexibility
Manual Lever Allows Manual Position Mode For Servicing

8.8

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#TOP 10

AZM 161-B1E | AZM161-B1E | 101144416 | SCHMERSAL STRAIGHT SEPARATE ACTUATOR, 150MM MINIMUM ACTUATING RADIUS

SCHMERSAL
AZM 161-B1E

AZM 161-B1E | AZM161-B1E | 101144416 | SCHMERSAL STRAIGHT SEPARATE ACTUATOR, 150MM MINIMUM ACTUATING RADIUS

8.6

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Frequently Asked Questions (FAQs)

1. What is an actuator block?

The Actuator is a device that allows any solid block to be toggled on and off much like Active Stone Blocks. Actuators are placed much like wire; they can be placed over blocks or in empty space with or without walls.

2. How do you use actuator blocks?

It has to be connected with wiring to function. When activated, the tile it is on toggles between active and inactive state, effectively allowing any block to be toggled like active or inactive stone blocks. Like wire, Actuators are normally invisible and only become visible when a mechanism item is selected.

3. What do Actuators do?

An actuator is a device that uses a form of power to convert a control signal into mechanical motion. From electric door locks in automobiles, to ailerons on aircraft, actuators are all around us.

4. What is an actuator rod?

The Actuation Rod is a post-Skeletron, craftable tool which allows directly switching the states of Actuators without having to activate them via wire.

5. What is an actuated block Terraria?

Basically, it sets blocks into the background so you, enemies, NPCs, items, and liquids can go through. Then, it toggles it back into the foreground. To activate it, connect a wire to it, and connect that wire to a switch.

Editor's Notes

During our actuator block research, we found 31 actuator block products and shortlisted 10 quality products. We collected and analyzed 2,304 customer reviews through our big data system to write the actuator blocks list. We found that most customers choose actuator blocks with an average price of £23.20.

The actuator blocks are available for purchase. We have researched hundreds of brands and picked the top brands of actuator blocks, including Guardmaster, SCHMERSAL, Schneider Electric, Casmer, ERP.

Written by

Harvey Wall

Harvey Wall was born and raised in Norwich. He mastered the art of tool production and finished at the prestigious Norwich University. His area of interest include cutting tools, abrasive finishing and power tools. Harvey is always looking for ways to improve the finesse of industrial tools via his myriads of researches. He also shares some of his experiences on many platforms while writing on tool products.