# Carbon Monoxide Detector ORNO OR-DC-633 with Digital Display, 9V Power

**URL:** https://aio.lv/en/product--orno-or-dc-633--11118253
**Data updated:** 2026-03-07 18:15 (EET)
**Category:** Smart Sensors
**Manufacturer:** ORNO
**Manufacturer code:** OR-DC-633
**EAN:** 5908254827297
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 28.99 €
**Prices and availability valid until:** 2026-08-04 23:59
**Price without VAT (21%):** 23.96 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--orno-or-dc-633--11118253

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

ORNO OR-DC-633 is a carbon monoxide detector with a digital display powered by a 9V battery. Designed to detect CO concentration in indoor spaces, it provides visual readout of measured levels and alerts to dangerous gas presence. Suitable for homes, apartments and small offices where continuous CO monitoring and timely warnings are required.

## Long description

ORNO OR-DC-633 is a carbon monoxide detector with a digital display powered by a 9V battery. It is designed to continuously monitor indoor air for carbon monoxide (CO) and present measured concentration levels on a clear numeric screen. The compact unit provides audible and visual alerts when CO reaches thresholds that may indicate a health risk, enabling timely response in homes, apartments and small offices without relying on mains power.
Advantages
The detector offers real-time numeric readout of CO concentration and a visual indicator for quick assessment of current air quality. Battery operation ensures placement flexibility and continued function during power outages. Audible alarm and visual display work together to improve detection reliability and user awareness. The device is compact, easy to mount or place, and intended for straightforward domestic and small-office use.
Suitable for
Residential rooms, bedrooms and living areas
Apartments and rented properties where mains installation is not desired
Small offices and reception areas
Garages and utility rooms with intermittent appliance use
Temporary accommodation and holiday homes
Key specifications
Sensor type: electrochemical carbon monoxide sensor for continuous monitoring
Display: digital numeric LCD for CO concentration readout
Power supply: single 9V battery for portable and backup operation
Alarm: audible alarm combined with visual display alerts
Mounting: wall-mountable or freestanding placement options
Operating environment: designed for indoor residential and small commercial spaces
How to use
Install the ORNO OR-DC-633 in a central location of the room at breathing height or on a wall according to the manufacturer’s mounting recommendations, avoiding direct proximity to cooking appliances or vents that may affect readings. Insert a fresh 9V battery to power the unit, then allow the sensor to stabilise before relying on readings. Observe the digital display for current CO concentration and respond to any audible or visual alarms by ventilating the area, turning off potential CO sources, and evacuating if levels are high. Replace the battery according to indicated intervals or when low-battery alerts appear.
Usage recommendations
Place the detector in sleeping areas and near potential CO sources while keeping it away from open windows, doors and drafts to avoid false low readings. Perform regular battery checks and functional tests as advised by the manufacturer and follow local safety guidelines if the alarm activates. For continuous protection, complement the detector with good ventilation and regular maintenance of fuel-burning appliances.

## FAQ

### How much does the Carbon Monoxide Detector ORNO OR-DC-633 cost, and is it available for purchase?

The price is 28.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 23.07.2026 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 ORNO 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 ORNO 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/11118253/68522641_large.webp