D4-EX | Koyo Base Expansion Power Supply Unit
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D4-EX | Koyo Base Expansion Power Supply Unit
£999.00
Koyo Base Expansion Power Supply Unit – D4‑EX
The Koyo Base Expansion Power Supply Unit, model D4‑EX, is a dedicated power supply module engineered to provide stable, reliable power for expanded I/O bases in Koyo PLC systems. Designed specifically for use with modular Koyo PLC setups where additional input/output modules are required, this unit ensures consistent voltage regulation and adequate power distribution — enabling scalable automation architectures in industrial and process control environments. Its robust design makes it well suited for manufacturing plants, water/wastewater systems, HVAC control, and other industrial automation applications where reliability and expandability are key.
Key Features:
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Provides stable power supply to expanded I/O bases in Koyo PLC systems — ensuring reliable module operation under load
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Supports modular expansion of PLC systems without compromising performance or stability
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Industrial-grade construction for dependable operation in harsh environments including electrical noise, temperature variation, and vibration
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Simplifies system expansion and configuration by providing centralized power support for multiple I/O modules
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Low maintenance design and efficient power distribution — reducing downtime and supporting long-term system stability
Specifications:
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Part Number: D4‑EX
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Module Type: Base Expansion Power Supply Unit for Koyo PLC systems
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Function: Supplies regulated power to I/O expansion modules in Koyo PLC bases
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Compatibility: Modular Koyo PLC families that support base expansion configurations
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Construction: Rugged housing engineered for industrial use with resistance to environmental stresses typical in factory floors
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Application: Industrial automation, process control, manufacturing systems, water/wastewater treatment, HVAC control, and other PLC-driven operations requiring I/O expansion
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Operating Conditions: Designed to handle typical industrial electrical loads and maintain stable power under varying conditions
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Availability: On Request
The Koyo D4‑EX Base Expansion Power Supply Unit delivers dependable, stable power distribution necessary for scalable and modular PLC-based automation systems. Its robust build and compatibility with expanded Koyo PLC configurations make it an ideal choice for industrial system upgrades and expansions. For procurement or technical support, Ram Automations is ready to assist — contact us at info@ramautomations.com to integrate this reliable power supply unit into your automation infrastructure.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.