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₹850.00Current price is: ₹850.00. Original price was: ₹1,100.00.
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SunSun JRB-250 is a 500W submersible aquarium heater ideal for 100–120 cm (4 feet) tanks. Adjustable 20–35°C temperature with durable glass body. Perfect for tropical fish.
The SunSun JRB-250 Aquarium Heater is a powerful 500-watt submersible heater designed for large aquariums between 100 to 120 cm in length. With its 39 cm (15.3 inch) body, it fits neatly inside most tanks and offers precise temperature control from 20°C to 35°C. This heater ensures a stable and safe environment for your fish, especially in colder climates or air-conditioned rooms.
The built-in temperature dial lets you easily adjust the settings, and the glass casing ensures durability and even heat distribution. Ideal for tropical and freshwater aquariums, the JRB-250 helps maintain optimal water conditions for healthy aquatic life.
| Specification | Details |
|---|---|
| Model | SunSun JRB-250 |
| Power | 500 Watts |
| Length | 39 cm |
| Suitable Tank Size | 100 to 120 cm length |
| Temperature Range | 20°C to 35°C |
| Heater Type | Submersible |
| Control Type | Manual Temperature Dial |
| Material | High-Density Quartz Glass |
| Ideal For | Freshwater & Tropical Tanks |
| Brand | SunSun |

Q1. Is the SunSun JRB-250 suitable for a 4 feet tank?
Yes, this heater is ideal for tanks ranging from 100 cm to 120 cm, which includes most 4 feet aquariums.
Q2. Can this heater be used in a turtle tank or shrimp tank?
Yes, as long as the tank size is appropriate, and you monitor the temperature, it works for turtles, shrimps, and fish.
Q3. Does the heater switch off automatically?
It has a built-in thermostat that maintains the set temperature by automatically switching on and off.
Q4. How do I install this heater properly?
Submerge it fully in water, mount it using the provided suction cups, and set the dial to your desired temperature.
Q5. Is it safe to leave the heater on all the time?
Yes, it’s designed to run continuously and maintain the water at the set temperature safely.
| Feature | SunSun JRB-250 | Resun RH-9000 | Boyu 500W Heater |
|---|---|---|---|
| Power | 500W | 500W | 500W |
| Length | 39 cm | 37 cm | 40 cm |
| Temp Range | 20–35°C | 18–34°C | 20–32°C |
| Tank Size Suitability | 100–120 cm | 80–100 cm | 100–120 cm |
| Auto Cutoff | Yes | Yes | Yes |
| Build Quality | High | Medium | High |
| Price (approx) | ₹ | ₹₹ | ₹₹₹ |
FAQ
Q1. Kya ye heater fully waterproof hai?
A1. Haan, ye fully submersible design ke saath aata hai.
Q2. Temperature adjust kaise karna hai?
A2. Upar diya gaya knob ghumakar temperature adjust karein.
Q3. Kya ye heater 2 feet tank ke liye sahi hai?
A3. Haan, 100W model 2 feet tank ke liye perfect hai.
Q4. Kya indicator light working dikhata hai?
A4. Haan, light jalne par heater kaam kar raha hota hai.
Q5. Kya heater me auto cut-off feature hai?
A5. Haan, overheat protection diya gaya hai safety ke liye.
FAQ
Q1. Idhu waterproof-a?
A1. Amaam, idhu full submersible design-oda varudhu.
Q2. Temperature eppadi adjust panna?
A2. Knob rotate panni desired temperature set pannunga.
Q3. 2 feet tank-ku idhu poruma?
A3. Amaam, 100W heater podhum.
Q4. Indicator light enna solrathu?
A4. Light on irundha, heating nadakkuthu-nu artham.
Q5. Auto off feature irukka?
A5. Amaam, safety-ku overheat auto cut-off irukku.
FAQ
Q1. Idi full waterproof-aa?
A1. Avunu, idi fully submersible design tho usthundi.
Q2. Temperature ela set cheyyali?
A2. Top knob ni tiragadam tho set cheyyandi.
Q3. 2 feet tank ki suit avutundaa?
A3. Avunu, 100W model correct size.
Q4. Indicator light ela panichestundi?
A4. Light on undi ante heater work chesthundi.
Q5. Auto cut-off undaa?
A5. Avunu, overheat protection system undi.
FAQ
Q1. Idhu full waterproof-a?
A1. Haudu, idhu complete submersible heater.
Q2. Heat setting ella madbeku?
A2. Heater mele knob na turn madi temperature set madi.
Q3. 2 feet tank-ge idhu sariyagutte?
A3. Haudu, 100W model perfect ide.
Q4. Indicator light yen torisutte?
A4. Heater work madtide andre light on agutte.
Q5. Auto shut off feature ideya?
A5. Haudu, overheat agidre auto cut off agutte.
FAQ
Q1. Ee heater full waterproof aano?
A1. Aanu, ithu fully submersible design aanu.
Q2. Temperature adjust cheyyan engane?
A2. Heater-il ullatha knob rotate cheyyuka.
Q3. 2 feet tank-il ithu work cheyyumo?
A3. Aanu, 100W model perfect aanu.
Q4. Indicator light enthanu parayunnathu?
A4. Light on aayal heating nadakkunnu ennanu.
Q5. Overheat protection undo?
A5. Aanu, auto cut-off system undu safety-inu.
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