1. Киришүү
The Tetra HT 300 is a fully submersible aquarium heater designed to maintain a stable water temperature in aquariums ranging from 300 to 450 liters. This heater features an automatic shut-off mechanism for safety and precise temperature control, ensuring optimal conditions for your aquatic inhabitants.
Please read this manual carefully before installation and operation to ensure safe and efficient use of your Tetra HT 300 heater.
2. Коопсуздук нускамалары
- Always disconnect the heater from the power supply before performing any maintenance, cleaning, or handling inside the aquarium.
- Ensure the heater is fully submerged in water before connecting it to the power supply. Never operate the heater outside of water.
- The heater is equipped with an automatic shut-off system that activates if the heater is removed from the water while powered. However, always unplug it first.
- Do not use the heater if the glass tube is cracked or damaged.
- Keep the power cord away from sharp edges and hot surfaces. Do not bend or pinch the cord.
- Бул шайман физикалык, сезүү же акыл-эс жөндөмү начар же тажрыйбасы жана билими жок адамдар (анын ичинде балдар) үчүн, эгерде алардын коопсуздугуна жооптуу адам тарабынан көзөмөлсүз же шайманды колдонуу боюнча көрсөтмө болбосо, колдонууга арналбайт.
- Voltage indicated on the heater matches your local power supply.
- Үй ичинде гана колдонуу үчүн.
3. Пакеттин мазмуну
Пакетте бардык компоненттер бар экенин текшериңиз:
- 1x Tetra HT 300 Aquarium Heater
- 2x Suction Cups for mounting
- Көрсөтмө (бул документ)
4. Продукциянын өзгөчөлүктөрү
- Күч: 300 Watts, suitable for aquariums from 300 to 450 liters.
- Температураны так көзөмөлдөө: Adjustable from 19°C to 31°C (66.2°F to 87.8°F) with a notched knob for 0.5° increments.
- Толугу менен сууга түшүүчү: Watertight cap allows for complete immersion.
- Borosilicate Glass Tube: 2 mm thick, shock-resistant and heat-resistant.
- Автоматтык түрдө өчүрүү: Safety system cuts power if the heater is removed from water.
- Индикатор жарыгы: Illuminates when the heater is actively heating.
- Коопсуз орнотуу: Two strong suction cups for stable placement.
- Узун электр кабели: 1.6 meters (approximately 5.25 feet) for flexible installation.
- Сертификаттар: TÜV/GS and CE certified for safety and quality.
5. Орнотуу жана орнотуу
- Жылыткычты таңгактан чыгаруу: Carefully remove the heater and all accessories from the packaging. Inspect for any visible damage.
- Сорох чөйчөктөрдү тиркөө: Securely attach the two suction cups to the heater body.
- Жылыткычты жайгаштырыңыз:
Place the heater vertically or diagonally in the aquarium, ensuring it is fully submerged. Choose a location with good water circulation to distribute heat evenly. Avoid placing it directly in the substrate or against the aquarium glass where it might be covered by decorations.

Image: The Tetra HT 300 heater shown installed vertically within an aquarium, demonstrating proper submersion and placement for optimal heat distribution.
- Кубатка туташуу: Once the heater is correctly positioned and fully submerged, plug the power cord into a suitable electrical outlet.
6. Иштөө нускамалары
- Каалаган температураны коюу:
Rotate the notched knob at the top of the heater to select your desired water temperature. The temperature range is from 19°C to 31°C (66.2°F to 87.8°F). Each click represents a 0.5°C adjustment.

Сүрөт: деталдуу view of the temperature adjustment knob on the Tetra HT 300 heater, showing the clear markings for setting the desired temperature.
- Монитордун индикатор жарыгы: The red indicator light on the heater will illuminate when the heating element is active and warming the water. It will turn off once the set temperature is reached.
- Температураны текшерүү: Use a separate, accurate aquarium thermometer to verify the actual water temperature. Adjust the heater's setting if necessary to achieve the desired temperature. Allow several hours for the water temperature to stabilize after any adjustment.
7. Техникалык тейлөө
- үзгүлтүксүз тазалоо: Over time, algae and mineral deposits may accumulate on the heater's surface. Disconnect the heater from power and remove it from the aquarium. Gently clean the glass tube with a soft cloth or sponge and warm water. Do not use harsh chemicals or abrasive materials.
- Зыянды текшерүү: Periodically inspect the heater for any signs of damage, such as cracks in the glass, frayed power cords, or loose connections. If any damage is found, discontinue use immediately and replace the heater.
- Соручу чөйчөктү текшерүү: Ensure the suction cups remain firmly attached to the aquarium glass. Replace them if they lose their grip.
8. Кыйынчылыктарды
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| Heater not heating (indicator light off) |
|
|
| Water temperature too high/low |
|
|
| Heater removed from water, but still powered | Коопсуздукту өчүрүү иштетилди | Unplug the heater immediately. Allow it to cool down before re-submerging and plugging back in. Always unplug before handling. |
9. Техникалык шарттар
| Модель аты | HT 300 |
| Модель номери | 606494 |
| Бренд | Tetra |
| Күч | 300 Ватт |
| Тtage | 230 вольт |
| Aquarium Capacity | 300 - 450 Liters |
| Температура диапазону | 19°C - 31°C (66.2°F - 87.8°F) |
| Материал | Боросиликатты айнек |
| Электр шнурунун узундугу | 1.6 метр |
| Сертификаттар | TÜV/GS, CE |
10. Кепилдик жана колдоо
The Tetra HT 300 Aquarium Heater comes with a 2 жылдык кепилдик сатып алынган күндөн тартып. Бул кепилдик нормалдуу колдонуудагы материалдардагы жана жасалгадагы кемчиликтерди камтыйт.
For warranty claims, technical support, or further assistance, please contact Tetra customer service through their official webсайтына же продукт сатып алынган сатуучуга кайрылыңыз. Кепилдикти жарактуулук мөөнөтү үчүн сатып алгандыгыңызды тастыктаган документти сактап коюңуз.
Эскертүү: Damage resulting from improper installation, misuse, neglect, or unauthorized modifications is not covered under warranty.





