1. Důležité bezpečnostní informace
VAROVÁNÍ: All electrical connections must be performed by a qualified electrician in accordance with the electrical and building codes effective in your region. Failure to do so may result in electric shock, fire, or other hazards.
Do NE connect this product to a supply source other than 120 VAC to 240 VAC. Ensure that the total load connected to the thermostat does not exceed the specified limits for the model (2500W for ST252NP).
Před instalací nebo prováděním jakékoli údržby termostatu vždy odpojte napájení hlavním jističem.
2. Konec produktuview
The Stelpro Non-Programmable Electronic Thermostat is designed to provide accurate and energy-efficient temperature control for electric baseboards and convectors. Its compact and durable design ensures reliable performance in your living space.

Přední view of the Stelpro ST252NP thermostat.

The thermostat seamlessly integrated into a room setting.
Klíčové vlastnosti:
- Přesná regulace teploty: Maintains ambient temperature within ±0.5°C (1°F) increments, ensuring your living space remains at your ideal temperature setting.
- Režim ECO: One-click temperature setback for enhanced energy efficiency and convenience.
- Funkce zvýšení teploty: Quickly raises the temperature for immediate comfort, ideal for sudden cold spells.
- Bezpečný a odolný design: Features a sealed housing and sturdy S3 mounting plate for secure installation. Clipped TRIAC switches offer a safer alternative to screwed switches.
- Kompaktní rozměry: Measures 4.35 in. (11.05 cm) wide, 4.94 in. (12.55 cm) high, and 1.38 in. (3.5 cm) deep, allowing for discreet placement.

Detailed dimensions of the thermostat for installation planning.
3. Instalace (Nastavení)
Installation of the Stelpro thermostat should be performed by a qualified electrician to ensure compliance with local electrical codes and safety standards. The thermostat is designed for a simple 2-wire installation process.
Kroky instalace:
- Odpojit napájení: Before beginning any work, ensure the power supply to the heating system is completely disconnected at the main circuit breaker.
- Montáž: Secure the S3 mounting plate to the wall using the provided screws. Ensure it is level and firmly attached.
- Zapojení: Connect the thermostat's wires to the electrical system using the provided twist-on wire connectors. Ensure all connections are tight and secure. Refer to the wiring diagram provided in the product packaging for specific connections.
- Připojení termostatu: Carefully attach the thermostat unit to the mounted plate, ensuring it clicks securely into place.
- Obnovit napájení: Jakmile je instalace dokončena a všechna připojení jsou ověřena, obnovte napájení hlavním jističem.
Poznámka: The thermostat is compatible with 120 VAC to 240 VAC systems and is suitable for electric baseboards and convectors.
4. Provoz
The Stelpro Non-Programmable Electronic Thermostat offers straightforward operation for maintaining your desired room temperature.

Interacting with the thermostat's control buttons.
Nastavení teploty:
- Použijte Up (<) a Down (>) arrow buttons on the thermostat to increase or decrease the desired temperature setting.
- The current temperature setting will be displayed on the digital screen.
Režim ECO:
- Stiskněte tlačítko ECO (leaf icon) button to activate the energy-saving ECO mode. This mode sets the temperature to a slightly lower, pre-defined setback temperature to conserve energy when you are away or sleeping.
- Press the ECO button again to return to your comfort temperature setting.
Funkce zvýšení teploty:
- To quickly raise the room temperature, activate the heat boost feature. Consult your product's specific instructions for activating this mode, typically by holding down a combination of buttons or a dedicated boost button.
5. Údržba
The Stelpro thermostat requires minimal maintenance to ensure optimal performance and longevity.
- Čištění: Pravidelně otírejte vnější povrch termostatu měkkým hadříkemamp hadříkem. Nepoužívejte abrazivní čisticí prostředky, rozpouštědla ani agresivní chemikálie, protože by mohly poškodit povrch nebo vnitřní součásti.
- Hromadění prachu: Ensure that the thermostat's vents (if any) are free from dust and debris to allow for proper airflow and temperature sensing.
- Inspekce: Annually, or if you notice any unusual behavior, have a qualified electrician inspect the wiring connections to ensure they remain secure.
6. Řešení problémů
If you encounter issues with your Stelpro thermostat, refer to the following common troubleshooting steps. For complex problems, contact a qualified electrician or Stelpro customer support.
| Problém | Možná příčina | Řešení |
|---|---|---|
| Thermostat display is blank or not responding. | No power supply; loose wiring connection; internal fault. | Check the circuit breaker for the heating system. Ensure all wiring connections are secure (consult an electrician). If power is present and wiring is correct, the unit may be faulty and require replacement. |
| Room temperature is inaccurate or inconsistent. | Thermostat placed in a drafty area; direct sunlight exposure; heat source too close. | Ensure the thermostat is not exposed to drafts, direct sunlight, or other heat sources (e.g., lamps, appliances) that could affect its temperature sensor. Relocate if necessary. |
| Topný systém se nezapíná/nevypíná podle očekávání. | Incorrect temperature setting; wiring issue; thermostat fault. | Verify the desired temperature setting. Check wiring connections (consult an electrician). If the issue persists, the thermostat may be malfunctioning. |
| ECO mode not functioning. | Incorrect activation; internal fault. | Ensure you are pressing the ECO button correctly. If the feature still does not activate, contact support. |
If the problem persists after attempting these solutions, it is recommended to contact Stelpro customer support or a certified electrician.
7. Specifikace
| Značka | Stelpro |
| Číslo modelu | ST252NP |
| Barva | Bílý |
| Rozměry produktu (D x Š x V) | 3.5 x 11.05 x 12.55 cm |
| Hmotnost položky | 280 g |
| Výkon/Wattage | 2500 W |
| svtage | 240 voltů |
| Materiál | Plast |
| Speciální funkce | Zobrazení teploty |
| Typ ovladače | Stiskněte tlačítko |
| Specifická použití | Elektrický ohřívač základní desky |
| Typ řízení teploty | Manuál |
| Zahrnuté komponenty | One (1) thermostat; two (2) mounting screws; two (2) twist-on wire connectors suitable for copper wires. |
8. Záruka a podpora
The Stelpro Non-Programmable Electronic Thermostat (Model ST252NP) comes with a 3letá omezená záruka od data nákupu. Tato záruka se vztahuje na vady materiálu a zpracování při běžném používání.
For warranty claims, technical support, or any inquiries regarding your product, please contact Stelpro directly:
- Výrobce: Stelpro
- Adresa: 1041 Rue Parent, Saint-Bruno-de-Montarville, QC J3V 6L7, Kanada
- Telefon: 1-844-783-5776
- E-mail: info@stelpro.com
Please have your product model number (ST252NP) and proof of purchase ready when contacting support.





