# Mechanical combination lock Atlo ATLO-KRM-511 — code-operated door lock, keyless security device

**URL:** https://aio.lv/en/product--atlo-atlo-krm-511--11960049
**Data updated:** 2026-03-11 13:59 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** Atlo
**Manufacturer code:** ATLO-KRM-511
**EAN:** 5902887002748
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 37.49 €
**Prices and availability valid until:** 2026-08-11 23:59
**Price without VAT (21%):** 30.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--atlo-atlo-krm-511--11960049

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.07.2026 | free |
| Pickup points | 03.08.2026 | 1.89 EUR |
| Courier delivery to door | 03.08.2026 | 4.99 EUR |

## Summary description

Atlo ATLO-KRM-511 is a mechanical combination lock designed for code-operated access control without electronic power. The device provides keyless locking and unlocking via a numeric code, suitable for internal and external doors where mechanical reliability is required. Typical uses include residential and commercial doors, gates, storage rooms or service cabinets where simple, tamper-resistant access is needed.

## Long description

Atlo ATLO-KRM-511 is a mechanical combination lock engineered for code-operated access control without reliance on electricity. The lock offers keyless locking and unlocking using a numeric code, delivering a mechanically driven solution for doors and gates where simple, reliable, and tamper-resistant access is needed. Its design suits both internal and external installations where electronic systems are impractical or undesired.
Advantages
The mechanical construction eliminates the need for batteries or external power, reducing maintenance and failure points. Operation via a numeric code removes dependence on keys and simplifies access management for multiple users. The lock’s compact mechanism is intended for straightforward installation on standard door types and provides consistent mechanical performance in a range of environmental conditions.
Suitable for
Residential entrance and interior doors
Commercial premises and service rooms
Gates and outdoor doors where electrical access is not available
Storage rooms, cabinets and utility enclosures
Key specifications
Mechanical combination operation using a numeric code
Keyless access control suitable for multiple users
Designed for mounting on standard doors and similar closures
Operates without electrical power or batteries
Suitable for internal and external installations
How to use
Set and operate the lock by entering the chosen numeric code on the mechanical keypad and turning the handle or knob to lock or unlock the door as required. Change the code following the manufacturer’s procedure to restrict or grant access to different users. Because the mechanism is purely mechanical, ensure proper mechanical alignment during installation and verify smooth code entry and turning action before regular use.
Usage recommendations
Install the lock on doors of appropriate thickness and construction following the fitting instructions. Regularly check mechanical components for wear, keep the mechanism clean from debris, and avoid forceful operation. Use a code of sufficient length and change it periodically to maintain access control integrity.

## FAQ

### How much does the Atlo ATLO-KRM-511 mechanical combination lock cost, and is it available for purchase?

The price is 37.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 29.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Atlo 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 Atlo 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/11960049/67405476_large.webp