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Dew Heater Strip for 4" Telescopes

  • Price: $40.00



Dew Heater Strip for 4" Telescopes - Premium Protection Against Dew and Condensation by R-Sky


Ensure your stargazing sessions remain clear and uninterrupted with our high-quality Dew Heater Strip for 4" telescopes by R-Sky. Specifically designed to combat dew and condensation, this heater is suitable for all types of refractor telescopes, Schmidt-Cassegrain, Maksutov-Cassegrain, and large photographic lenses.


Popular Telescopes with a 4" Lens Diameter:

  1. Apochromatic and ED Refractors for Astrophotography:
    • TeleVue NP101
    • Sky-Watcher Esprit 100ED
    • William Optics FLT 98
    • Orion EON 104 ED
  2. Other Popular Models:
    • Celestron NexStar 4SE
    • Meade ETX-105
    • Vixen ED103S
    • Explore Scientific FirstLight 102mm

Main Features and Advantages:

  • Hand-Assembled Quality: All R-Sky heaters are meticulously assembled by hand, ensuring top-notch quality at every stage of production.
  • Efficient Heat Distribution: Special production technology directs maximum heat to the optics, minimizing environmental losses.
  • Even Surface Heating: Unlike other heating technologies, R-Sky heaters provide consistent and even heating across the surface.
  • Flexible and Durable Power Cord: The power cord remains flexible even in sub-zero temperatures, preventing tangling and ensuring ease of use. Hand-assembled to meet our stringent requirements, it outperforms typical Chinese audio cords used by competitors.
  • Tangle-Free Design: Avoid the hassle of tangled wires, especially at night in the field, with our specially designed, tangle-free wires.
  • Standard Power Cord Length: 47 inches / 120 cm
  • Power Connector: RCA (male)
  • Power Supply: 12 V

Optimal Performance with Controllers:

Pair this heater with one of our controllers for more precise heating power adjustments. This not only prevents the optics from overheating but also conserves battery power, enhancing the overall efficiency of your stargazing setup.


Invest in a product that guarantees quality and reliability. The Dew Heater Strip for 4" telescopes by R-Sky ensures your equipment remains clear and functional, providing the best possible stargazing and photography experience. Don’t let dew and condensation disrupt your observations—choose the Dew Heater Strip for 4" telescopes for reliable and efficient protection.

Dew Heater
line supply 12 Volt, DC
Amperage 0.60 A
Power 7.10 W
Power connector RCA
Power Cord Length Power Cord Length: 47 inches / 120 cm

Bundle & Save

Choose from specially curated bundles in our “Bundle & Save” section. Here, you’ll find this item paired with accessories that are frequently bought together. These bundled deals not only provide everything you need for an unforgettable stargazing experience but also offer significant savings.

Mobile Imaging Kit #2 (for 4'' Telescope)

This kit is tailored for astrophotographers using telescopes with an objective diameter of around 4 inches. It includes a Dew Heater Strip for 4” telescopes and a Dew Heater Strip for 2” eyepieces (ideal for keeping a small guide scope clear). The Dual Channel Dew Controller offers precise control, allowing you to fine-tune heater warmth to prevent optic overheating. Its expanded capabilities also allow for additional heater connections, offering flexibility for future upgrades. Purchasing this kit provides essential tools for mobile astrophotography while delivering substantial cost savings.

Dew Heater Strip for 4" Telescopes

Dew Heater Strip for 4" Telescopes

$40.00 x 1

Total Price
$140.00
Save
$21.00
Bundle Price
$119.00