https://skylightroofwindow.com Tue, 07 Apr 2026 05:19:34 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://skylightroofwindow.com/electric-window-opener-230v-ack4-ack-4-cw-roof-vent-bracket-frame-pin-set-kit/ https://skylightroofwindow.com/electric-window-opener-230v-ack4-ack-4-cw-roof-vent-bracket-frame-pin-set-kit/#comments Fri, 20 Feb 2026 04:43:42 +0000 https://skylightroofwindow.com/electric-window-opener-230v-ack4-ack-4-cw-roof-vent-bracket-frame-pin-set-kit/







The ACK4 Chain Actuator from TOPP is our most popular electric window opener. With various bracket options to suit many types of framework, the ACK4 is an extremely versatile unit and can be used in both domestic and commercial properties. The ACK4 can be controlled in a variety of ways to suit your needs, from retractive wall switches and remote controls to temperature control panels and AOV panels for smoke ventilation. PLEASE NOTE THIS IS THE 230V VERSION. Available in 3 Finishes – Black, White or Silver. Suits Top Hung, Side Hung Or Roof Vent Windows From 200mm Tall (From Opening Edge To Hinges). Single Chain Opener Suits Windows Up To 1500mm Wide. Powerful 300N push & Pull Force (30kg). Easy Stroke Adjustment from 100 – 400mm Stroke. Less Than 300mm Long To Suit Smaller Window Widths. High IP55 Protection Against Impact And Water. Acoustic Buzzer To Warn Of Incorrect Fitting. Robust Diecast Body Particularly Suited To Schools And High Use Areas. Can Be Used In Pairs With A Tandem Panel. What’s in the box. ACK4 230V Actuator X1. ACK4 Vent Bracket Pack X1. ACK4 Roof Vent Bracket X1. ACK4 Frame Pin Set X1. ACK4 Side Bolts X2. ACK4 Instruction Booklet X1. PLEASE NOTE – THIS UNIT IS SUPPLIED WITH THE ACK4 ROOF VENT BRACKET AND A FRAME PIN SET WITH ALL 3 SIZE PINS. NO CONTROLS ARE INCLUDED WITH THIS KIT.

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Electric Window Opener/Actuator System ACK4 24V White.

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Brand new in box ack4 chain actuator 24V 100-400mm 300N 1.35A White. Also included is all 3x types of brackets: standard, small pivot and large pivot.

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Electric Window Opener/Actuator System ACK4 230 or 24V – White. Electric window controls for single, group or zoned operation from manually operated switches or automated control panels linked to sensors for everyday ventilation or smoke control requirements. Sizes Available / Dimensions. This unit offers 300n thrust and a 400mm STAINLESS STEEL chain with 7 adjustments 100mm to 400mm, instructions. Up to 3 actuators can be operated in unison. Please see Diagram on image section for instructions.

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Electric Window Opener/Actuator System ACK4 24V White.

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Electric Window Opener/Actuator System ACK4 230 or 24V – White. Electric window controls for single, group or zoned operation from manually operated switches or automated control panels linked to sensors for everyday ventilation or smoke control requirements. Sizes Available / Dimensions. This unit offers 300n thrust and a 400mm STAINLESS STEEL chain with 7 adjustments 100mm to 400mm, instructions. Up to 3 actuators can be operated in unison. Please see Diagram on image section for instructions. We will not process unpaid orders.

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