# Wired Device Grothe PROTACT 681 KS Black

**URL:** https://aio.lv/en/product--grothe-61045--1510718
**Data updated:** 2026-01-13 17:29 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** Grothe
**Manufacturer code:** 61045
**EAN:** 4011459610456
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 18.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--grothe-61045--1510718

## 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 | 7.79 EUR |

## Summary description

The Grothe PROTACT 681 KS is a wired device designed for reliable performance. It features a sleek black plastic design and operates on AC power with a voltage of 12 V. Its compact dimensions (22 mm width, 17 mm depth, 20 mm height) make it easy to install in various settings. This product is sold individually, ensuring you have the exact quantity you need for your project.

## Long description

The Grothe PROTACT 681 KS Black is a wired device intended for reliable operation in access control and signaling setups. Housed in a compact black plastic enclosure, the unit runs on 12 V AC and is offered as a single item for straightforward integration into existing wiring. Its small footprint (22 mm × 17 mm × 20 mm) allows installation in confined spaces or behind panels where discreet, fixed-function components are required.
Advantages
The device's compact dimensions and lightweight plastic construction simplify mounting in tight or concealed locations without extensive modification to housings or mounting plates. As a wired unit powered by 12 V AC, it provides steady electrical performance suitable for continuous use in systems that require a permanent connection. The black finish reduces visual contrast with dark surfaces, supporting discreet installation in professional and residential environments.
Suitable for
 Access control panels and entrance systems
 Intercom and door communication installations
 Signal integration in building automation or alarm systems
 Retrofits where a compact wired component is needed
Key specifications
 Power supply: 12 V AC
 Housing material: plastic (black)
 Dimensions (W × D × H): 22 mm × 17 mm × 20 mm
 Mounting: wired connection for fixed installation
 Sold as: single unit
How to use
Install the Grothe PROTACT 681 KS Black by securing it in the chosen mounting location and making the necessary wired connections to the system's 12 V AC supply and signal wiring according to the system wiring diagram. Ensure power is disconnected while making connections. After wiring, restore power and verify correct operation within the larger access control or signaling system. Follow any system-specific configuration or testing procedures required by the host equipment.
Usage recommendations
Place the unit where its compact size provides a practical advantage, such as behind panels or inside control enclosures. Verify compatibility of the 12 V AC supply and confirm wiring polarity and signal levels with the host system before finalizing installation. Use basic protective measures: isolate power during installation and protect against moisture when installing in non-weatherproof locations.

## Specifications

| Feature | Value |
|---|---|
| Material | Plastic |
| Operating temperature (T-T) | -20 - 60 |
| Height | 20 mm |
| Width | 22 mm |
| Depth | 17 mm |
| Connectivity technology | Wired |
| Product colour | Black |
| Waterproof | Yes |
| International Protection (IP) code | IP54 |
| Power source type | AC |
| AC input voltage | 12 |
| Quantity per pack | 1 pc(s) |
| Batteries required | No |

## FAQ

### How much does the Wired Device Grothe PROTACT 681 KS cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 112 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. 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 Grothe 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 Grothe 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

### Where can I download the instructions for Wired Device Grothe PROTACT 681 KS?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/1510718/64158961_large.webp