# Sit‑stand desk frame MACLEAN ER-433 — adjustable desk frame for height‑adjustable workstations

**URL:** https://aio.lv/en/product--maclean-er-433--5061922
**Data updated:** 2026-02-12 14:17 (EET)
**Category:** Ergonomic Desks
**Manufacturer:** MACLEAN
**Manufacturer code:** ER-433
**EAN:** 5902211121312
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 430.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 356.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--maclean-er-433--5061922

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Courier delivery to door | 09.07.2026 | 17.66 EUR |

## Summary description

MACLEAN ER-433 is a sit‑stand desk frame designed to create a height‑adjustable workstation. The frame supports conversion of a tabletop into an ergonomic desk, allowing users to switch between sitting and standing positions. It is intended for office or home use and offers stable support, adjustable height range, and compatibility with various tabletops for improved comfort and productivity.

## Long description

MACLEAN ER-433 is a sit-stand desk frame designed to convert a tabletop into a height-adjustable workstation. The frame provides a stable support structure with a motorised lifting mechanism and adjustable columns that allow smooth transitions between sitting and standing positions. Intended for both office and home environments, this desk frame is compatible with various tabletop sizes and materials to create an ergonomic workspace tailored to individual needs.
Advantages
The frame offers a broad height range and a stable dual-column design that minimises wobble at elevated positions. Integrated controls enable precise height adjustment and memory presets for frequently used positions. Construction from durable materials ensures long-term reliability under continuous daily use, while compatibility with different tabletop shapes and thicknesses makes installation flexible. Cable management features and a compact footprint support tidy setups and efficient space use.
Suitable for
Home office workstations requiring sit/stand flexibility
Corporate offices and shared workspaces with adjustable desk needs
Designers, programmers, and knowledge workers seeking ergonomic improvement
Workshops or studios where variable working height improves task access
Key specifications
Adjustable height range suitable for sitting and standing positions
Dual-column lifting system for enhanced stability
Electric motorised lift with smooth, quiet operation
Memory presets for quick return to saved heights
Compatibility with a variety of tabletop sizes and thicknesses
Durable metal construction designed for daily office use
Integrated cable management provisions
How to use
Mount the MACLEAN ER-433 frame to a chosen tabletop following the included assembly instructions, ensuring the tabletop is secured to the frame at recommended fixing points. Connect the power supply and use the control panel to raise or lower the desk to the desired height. Program memory presets for preferred sitting and standing positions to switch quickly during the day. Verify stability after installation and periodically check fasteners and electrical connections for safety.
Usage recommendations
To get ergonomic benefit, alternate between sitting and standing throughout the workday, changing posture every 30–60 minutes where possible. Use an anti-fatigue mat while standing, position monitor(s) at eye level and keyboard at a comfortable elbow angle, and avoid placing excessively heavy or uneven loads on one side of the tabletop. Follow manufacturer instructions for maximum load and maintenance.

## FAQ

### How much does the Sit‑stand desk frame MACLEAN ER-433 cost, and is it available for purchase?

The price is 430.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 06.07.2026 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 Sit‑stand desk frame MACLEAN ER-433 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 MACLEAN 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 MACLEAN 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/5061922/52117733_large.webp