Extra Big for 11'' telescopes

  • Price: $75.00



Extra Big Dew Heater for 11’’ Telescopes - Superior Power and Efficiency by R-Sky


In regions with high humidity, there are times when the typical combination of a dew heater and a dew shield is insufficient, causing dew to accumulate on the corrector or meniscus of your telescope. If this sounds familiar, we recommend the Extra Big Dew Heater.


Extra Big Dew Heater - enhanced power and superior results for extreme conditions!


This premium dew heater is meticulously engineered to tackle dew and condensation. It is perfect for all types of Schmidt-Cassegrain, Maksutov-Cassegrain catadioptric telescopes, and Rowe-Ackermann Schmidt Astrograph (RASA).


Popular telescopes with apertures of 11 inches for which this dew heater will work:


1. Celestron CPC 1100 GPS (XLT)

2. Meade 11” LX200-ACF

3. Celestron EdgeHD 11

4. Meade LX90 11” ACF

5. Celestron NexStar Evolution 11

6. Sky-Watcher 11” Maksutov-Cassegrain

7. Celestron Advanced VX 11” SCT

8. Meade 11” LX600-ACF


This dew heater is also suitable for other telescopes of similar size.


Main Features and Advantages:


High Power and Large Heating Area: Ensures effective results even in the most challenging conditions.

Hand-Assembled Quality: Each R-Sky heater is carefully assembled by hand, ensuring rigorous quality control at every step.

Efficient Heat Distribution: Advanced manufacturing techniques direct maximum heat to the optics, minimizing heat loss to the environment.

Uniform Heating Surface: R-Sky heaters provide consistent and even heating across the entire surface, unlike other technologies.

Durable and Flexible Power Cord: Remains soft and flexible even in sub-zero temperatures. Each cord is hand-assembled to meet our stringent standards, outperforming typical Chinese audio cords used by competitors.

Tangle-Free Design: Avoid the hassle of tangled wires, especially during night observations, with our specially designed, tangle-free cords.

Standard Power Cord Length: 47 inches / 120 cm

Power Connector: RCA (male).

Power Supply: 12 V.


Optimal Performance with Controllers:

For the best results, pair this heater with one of our controllers. This allows precise adjustment of the heating power, preventing the optics from overheating and conserving battery power.


This dew heater from R-Sky is designed to provide exceptional quality and reliability. Choose the Extra Big Dew Heater for 11’’ telescopes by R-Sky to keep your equipment in peak condition, ensuring a superior stargazing and astrophotography experience. Eliminate the issues caused by dew and condensation—invest in the Extra Big Dew Heater for 11’’ telescopes for consistent and efficient protection.


Dew Heater
line supply 12 Volt, DC
Amperage 2.80 A
Power 33.60 W
Power connector RCA
Power Cord Length Power Cord Length: 47 inches / 120 cm