# Control unit Lite On Sinum EH-01 lite Tech controllers, model 54991

**URL:** https://aio.lv/en/product--lite-on-54991--11268084
**Data updated:** 2026-02-23 13:21 (EET)
**Category:** Control Systems
**Manufacturer:** Lite On
**Manufacturer code:** 54991
**EAN:** 5902479667102
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 357.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 295.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lite-on-54991--11268084

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

Control unit Lite On Sinum EH-01 lite Tech controllers (model 54991) is an electronic control module designed for integration with compatible Lite On systems. It provides centralized control functions for the connected equipment, enabling reliable operation and simplified management. Suitable for installation in technical and industrial environments where the specified Lite On controller is required.

## Long description

The Lite On Sinum EH-01 lite control unit (model 54991) is an electronic control module designed to integrate with compatible Lite On systems. It serves as a centralized controller for connected equipment, providing reliable operation and streamlined management of system functions in technical and industrial installations. The unit is intended for use where the Lite On controller family is specified and supports standard control and monitoring tasks for connected devices.
Advantages
The control unit offers centralized control and consistent operation across connected devices, reducing the need for multiple discrete controllers. Its design supports straightforward integration into existing Lite On systems, enabling simplified wiring and system management. The module is engineered for reliable performance in technical environments, with attention to compatibility and predictable control behavior.
Suitable for
 Industrial control panels and cabinets
 Technical rooms and equipment racks
 Replacement or upgrade of existing Lite On controllers
 Applications requiring centralized control and monitoring of connected devices
Key specifications
 Function: electronic control module for centralized system control
 Compatibility: designed for integration with compatible Lite On systems
 Installation environment: technical and industrial settings
 Primary use: control and monitoring of connected equipment
How to use
Install the control unit into the designated control cabinet or mounting location following the system wiring diagrams and safety procedures specific to your installation. Connect power, input and output wiring, and communication lines to the compatible Lite On system components. After wiring, power up the system and verify connections and communication with connected devices. Configure control parameters and modes via the system interface or programming tool as required for the application.
Usage recommendations
Ensure installation and configuration are carried out by qualified personnel familiar with Lite On system integration. Verify compatibility with existing equipment before installation and follow local electrical and safety regulations. Regularly inspect connections and firmware or configuration settings to maintain reliable operation.

## FAQ

### How much does the Control unit Lite On Sinum EH-01 lite 54991 cost, and is it available for purchase?

The price is 357.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 16 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Control unit Lite On Sinum EH-01 lite 54991 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Lite On products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Lite On service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11268084/65890134_large.webp