LINGLONGTEMP 1800W Submersible Water Heater for Pools & Tubs – Temperature Control & GFCI Safety

Fast, reliable heat for pools, bathtubs, and more

The LINGLONGTEMP 1800W submersible heater delivers swift warmth with a responsive sensor and a robust 316 stainless steel body. Built for durability, it suits a range of water-filled spaces—from home pools and tubs to baptismal settings. Its quiet operation supports a comfortable environment while it maintains steady, reliable warmth for extended soak sessions and daily warm-ups alike.

Key capabilities at a glance

• Rapid heating with a sensitive sensor that initiates warming immediately.
• Precise temperature control within ±0.1°C, featuring an intuitive LED interface and easy unit switching (C/F).
• GFCI leakage protection plus overload protection for safer use around water.
• 100% waterproof, silicone-insulated power cable designed for full submersion and easy cleaning.
• Corrosion-resistant materials, including a food-grade stainless steel heating sensor, for challenging liquids.
• Broad compatibility with bathtubs, inflatable pools, baptismal pools, sinks, ponds, and spa tubs.

Durability meets versatility

Designed for demanding environments, this immersion heater uses 316 stainless steel to resist corrosion more effectively than traditional options. The setup supports extended underwater use and delivers steady, efficient heating across various containers and scenarios.

• Ideal for frequent use in home pools, hot tubs, and water-based activities.
• Quiet operation helps maintain a relaxing ambiance while heating.

Safety, setup, and notes

Note: When water temperatures fall below 41°F (5°C), the display may momentarily show a code, but the device remains functional. Temperature display resumes once warmed above the threshold.

Tips: Submerge within recommended ranges, keep cables away from sharp edges, and avoid prolonged use without water.