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Left Hand Truth Encore Sill Mounted Reverse Dyad Casement Window Operator
- Regular price
- $25.78
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- Sale price
- $25.78
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Truth® Encore Sill Mounted Reverse Dyad Casement Window Operator - Left Hand This is a left-hand Truth® Encore Sill Mounted Reverse Dyad Casement Window Operator, specifically designed for use with... -
Left Hand Truth EntryGard Casement Operator 4-7/16" Offset Down Link 20810/20544
- Regular price
- $42.62
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- Sale price
- $42.62
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Truth EntryGard® Casement Operator, 4-7/16" Offset Down Link The Truth EntryGard® Casement Crank Operator is designed for casement windows utilizing a sill-mounted mechanism. This operator features... -
Left Hand Truth EntryGard Dual Arm Casement Window Operator, Egress Link 31539
- Regular price
- $53.56
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- Sale price
- $53.56
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Truth® Dual Arm EntryGard Operator with Egress Link – Left Hand This listing is for a Truth® 15.15 EntryGard® Dual Arm casement window operator designed for windows requiring egress hardware. This ... -
Left Hand Truth Sill Mounted Encore Casement Window Operator
- Regular price
- $36.08
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- Sale price
- $36.08
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Truth® Sill Mounted Encore Casement Operator, Left Hand The Truth® Encore Single Arm Casement Window Operator is designed for use in wood or vinyl casement windows, offering reliable opening and cl... -
Left-Handed Rear Mount Dyad Casement Operator with Stability Tab, 5-9/16"
- Regular price
- $32.71
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- Sale price
- $32.71
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Rear Mount Dyad Casement Operator with Stability Tab, 5-9/16" This discontinued Truth® Rear Mount Dyad Casement Operator is specifically designed for use with new construction and vinyl replacement... -
LH Casement Operator Truth 45251, Almond Frost – Integrity by Marvin
- Regular price
- $52.96
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- Sale price
- $52.96
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Casement Operator, Integrity by Marvin®, LH – Almond Frost This left-hand casement window operator is designed specifically for Integrity by Marvin® fiberglass casement windows manufactured between... -
LH Offset Down Link #20810 Casement Operator for Vinyl Windows
- Regular price
- $54.59
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- Sale price
- $54.59
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Truth® Casement Operator, Left Hand, Offset Down Link #20810 This Truth® Special Casement Operator is designed for use on vinyl windows and features a left-hand orientation with an offset down link... -
Left-Hand 4-3/4" Split Arm Casement Window Operator – New Style Sill Mounted
- Regular price
- $49.95
New Style Sill Mounted Straight Link Split Arm Casement Window OperatorUsed by Hurd and others.Replaces old style Wright and Truth Operator 55100 with 07900 or 21550 on LinkPlease note that some of... -
Right-Hand 4-3/4" Split Arm Casement Window Operator – Sill Mounted Straight Link
- Regular price
- $49.95 - $66.24
New Style Sill Mounted Straight Link Split Arm Casement Window OperatorUsed by Hurd and others.Replaces old style Wright and Truth Operator 55101 with 07900 or 21550 on LinkPlease note that some of... -
Truth Ellipse Left Hand 13-1/2" Straight Arm Casement Operator
- Regular price
- $29.95
New style Truth® Ellipse left hand 13-1/2 inch straight arm casement operator with round plastic shoe.This operator is the replacement for old style (55037).Old style operator, 55037, has been disc... -
Right Hand Truth Casement Operator – 4-1/2" Split Arm, Old StyleTruth® Traditional Dyad Split Arm Casement Operator, Sill Mount for wood or vinyl windows.Operator Handing: Right - Windows Viewed from Outside, Hinge sideMain Body: Truth # 45135 Arm link: Straigh...
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Left Hand Rear Mount Dyad Casement Operator 5-1/8"
- Regular price
- $39.95 - $56.68
Rear Mount Dyad Casement Operators, 5-1/8InchUsed by Alcoa® and others on vinyl replacement and new construction windowColors / Finish: Available in bronze, beige, and bright whiteArm is Offset Upw...
Showing 25 -36 of 112 items
Casement and awning window operators are critical components in window assemblies, providing the mechanical advantage needed to open and close windows with ease. Casement operators are designed for windows hinged at the side, while awning operators control windows hinged at the top. Both types use robust internal gears and arms that let users crank their windows open for airflow or tightly close them for protection from the elements. AmesburyTruth hardware is recognized across the industry for its durability and precision, making these operators a preferred choice for both new installations and window repairs.
Key Features and Types
Window operators in this collection cover a range of styles and mechanisms, including:
- Single arm operators: Ideal for narrower or lighter sashes, providing reliable motion for compact windows.
- Dual arm operators: Designed for larger or heavier windows, distributing force evenly for smooth and secure operation.
- Split arm and dyad operators: Suited for specific window models and specialized opening angles, enhancing compatibility and performance.
- Manual crank and handle mechanisms, plus select motorized options for advanced accessibility.
Use Cases and Compatibility
These truth casement operator and awning operator replacements are perfect for restoring functionality to windows that have become difficult to open or close due to worn gears, stripped cranks, or environmental wear. Whether you're maintaining an older home, upgrading to energy-efficient window hardware, or repairing commercial properties, these operators deliver proven reliability. Common compatible brands include BiltBest, Caradco, Marvin, Ashland, and others using AmesburyTruth window hardware. For example, see compatible options like this single arm operator or a popular Ashland model.
Installation and Replacement Tips
Replacing a casement or awning window operator usually requires only basic hand tools. Be sure to match the hand (left or right), arm length, and mounting hole spacing to your existing hardware. When upgrading, verify compatibility with your window sash and frame. Look for operator part numbers stamped on the old mechanism or compare dimensions to selections like a long straight arm operator or an ellipse single arm operator. Always check that replacement handles,such as 2" operator handles,fit the spindle size of the chosen operator.
About AmesburyTruth Hardware
AmesburyTruth is a leading name in window and door hardware, trusted for its engineering quality, robust materials, and industry-leading innovation. Every operator in this collection is a genuine replacement part, ensuring a precise fit and long service life. As an authorized reseller, TruthParts guarantees authenticity and access to the full range of amesbury truth window hardware products.
Frequently Asked Questions
- How do I identify which window operator I need?
Look for part numbers on your existing operator or compare the size and mounting points to listings like this dual arm model. Photos and measurements help ensure a correct match. - Can I replace a manual operator with a motorized one?
Some windows can be upgraded, but you'll need to confirm compatibility and available motorized options in the AmesburyTruth hardware line. - What do I do if my window won't stay closed or open?
A failing casement window operator is often the cause. Replacing the worn part restores smooth, secure operation. - Which brands do these operators fit?
Operators in this collection are compatible with many leading window brands, including Marvin, Ashland, Caradco, BiltBest, and several others using AmesburyTruth components.
For expert support and the best selection of genuine truth window operator and awning window operator replacements, trust our authorized collection to deliver reliable performance for every application.
























