The Nasgas Semi Instant Electric Geyser SEM-250 is built for performance with a special heavy gauge tank, enabling high durability. It delivers roughly 25-30 liters per minute of hot water and includes safety features like overheat protection, over-pressure protection, and dry-heat shut-off. It also has earthing protection, an IPX4 waterproof rating, and a digital temperature display meter.
Specifications & Details
| Specification | Details |
|---|---|
| Brand | Nasgas |
| Model | SEM-250 |
| Flow Capacity | ~25-30 L per minute |
| Tank Material | Heavy Gauge Steel |
| Overheat Protection | Yes |
| Over Pressure Protection | Yes |
| Dry-Heat Protection | Yes |
| Earthing Protection | Yes |
| Insulation or Waterproofing | IPX4 |
| Temperature Display | Digital Meter |
Suitable For
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Larger families or homes with higher simultaneous hot water needs
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Use in wet or splash-prone bathrooms due to waterproof rating
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Buyers who prioritize safety, durability, and high performance
Maintenance & Usage Tips
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Check and clean digital display and sensors for accurate readings
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Ensure safety devices (overheat, over-pressure, dry-heat) are functioning periodically
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Keep the tank and its surroundings clean and ventilated
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Use proper electrical earthing to maximize safety
Why Choose SEM-250?
SEM-250 offers a powerful combination of high flow, heavy-duty construction, and multiple safety features
It’s ideal for users who demand reliable hot water performance and peace of mind from their water heater



















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