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The Celestron Smart DewHeater Controller is an advanced device designed to prevent dew from forming on telescope optics. It automatically adjusts heat output based on real-time environmental conditions like temperature and humidity. This smart regulation helps preserve battery life by using only the necessary amount of power. The controller is available in two- and four-channel versions to accommodate multiple dew heaters. It includes ports for USB power, 12V accessories, and thermistors for accurate monitoring. It is designed for seamless integration and works with Celestron hand controllers and CPWI software. The unit is built with a durable, metal housing and features an active cooling system to maintain performance. It can be easily mounted to a dovetail bar or tripod leg. While it’s more expensive than basic analog models, the intelligent features and energy efficiency offer great long-term value. It’s a reliable, smart solution for dew prevention in demanding observing conditions.
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Astrozap Dew Controller for All Heat Bands and Flexi-Heat
Astrozap Dew Controller is designed to prevent dew formation on telescopes. It works by applying heat to the affected areas, preventing moisture from condensing. It's compatible with various heat bands and Flexi-Heat products, offering flexibility for different setups. It is a pulse width modulation technology for dew shields and heat bands, with four outputs, duty cycle ranging from 5% to 95%, 12 volts DC, low voltage warning, and 5 amps amperage capacity.
Dew Not 8" Dew Heater Strip
The Dew-Not 8″ Dew Heater Strip (DN009) is a high-performance, American-made accessory that excels at preventing dew buildup on SCT telescopes. Utilizing thick-film heater technology, it offers even heat distribution across 66% of its surface - eliminating hot spots typical of wire-based straps. Drawing just 14 watts at 1.18 amps on 12V power, it's significantly more energy-efficient than many competitors. Notably consuming less than half the power of equivalent Kendrick heaters. With durable cloth insulation, hook-and-loop fasteners, and a long 6-foot cord, it’s built for rugged field use . Users on Cloudy Nights report that it “fits like a glove” on an 8SE telescope and works flawlessly when managed properly with a controller.
Astrozap A/C Power Adapter for Astrozap Dew Controller
The AstroZap A/C Power Adapter (AZ‑724) is a convenient and reliable accessory designed specifically for the AstroZap Dew Controller AZ‑720. This compact adapter converts standard 90–264 VAC from household power into regulated 12 VDC (up to 5 A, 60 W), allowing users to power their dew controller directly from a wall outlet. Eliminating the need for bulky batteries during stationary observing sessions. It features essential safety protections like over-voltage and short-circuit safeguards, ensuring both the controller and connected equipment remain secure. With a generous 79-inch AC cord and nearly 60-inch DC output cable, the design provides flexibility in setup placement. Though not necessary for field use, the adapter becomes a valuable addition for home observatories, saving battery wear and simplifying power logistics. It's a smart and sturdy solution that enhances the utility of the AstroZap Dew Controller for any astronomer with access to AC power.
Astrozap Simple DC Adapter for Dew Heaters
The AstroZap AZ-719 D/C Adapter is a reliable power source for dew heaters. It features a sturdy construction and a compact design, making it easy to use and transport. The adapter provides a stable output voltage, ensuring optimal performance of your dew heaters. A simple controller for all heaters, allowing users to connect it to a vehicle's 12v DC power supply without purchasing a dew controller, providing power to the heaters.
Astrozap A/C Power Adapter for Astrozap Dew Controller
The Astrozap A/C Power Adapter is a reliable and efficient power source specifically designed for the Astrozap Dew Controller. It ensures optimal performance and prevents interruptions in the dew control process by providing a stable and consistent AC power supply. Thanks to its sturdy construction and high-quality components, the adapter is lightweight, compact, and durable, suitable for various astronomical settings.
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Designed with precision and innovation, this controller is pivotal in mitigating astronomers' most common challenge - dew formation on telescope optics. Dew, formed when moisture in the air condenses on a telescope's cold surfaces, can significantly hinder the clarity and performance of the optics, especially during prolonged observation sessions.
The Astrozap Dew Heater Controller addresses this issue by regulating the temperature of the telescope's optical elements through connected Dew heaters. Strategically placed on the telescope's lens and other critical components, these heaters prevent dew formation, ensuring uninterrupted and crystal-clear views of celestial objects.
An essential tool for astronomers, the Astrozap Dew Heater Controller controls the amount of heat that Astrozap Dew Strips radiate onto a telescope's optics. Without this controller, moisture may form on the mirrors and lenses, impairing the optics and making it difficult to see celestial objects. Because of its clever design, which guarantees accuracy and visibility even in the most complex meteorological circumstances, the Astrozap Dew Heater Controller is a vital instrument for astronomers.
High Point, make sure that you have all the things needed for sky viewing. These controllers boast user-friendly features, allowing astronomers to customize temperature settings and monitor the status of each heating element. These instruments maintain the optical integrity of telescopes and improve the stargazing experience for enthusiasts of all skill levels, whether they see far-off galaxies or planetary features.
We bring you the Astrozap Dew Controller for All Heat Bands and Flexi-Heat.This Astrozap dew controller is designed for 12-volt DC and features a low voltage warning, a 5-amp total amperage capacity, and a six-foot cord with a cigarette lighter plug end.
If you prefer not to purchase a dew controller, the Astrozap Simple DC Adapter for Dew Heaters is for you. Compatible with AstroZap dew heaters and flexi-heat dew shields.
Next to the list is the Astrozap AC Power Adapter, which converts AC electricity to DC. It allows you to power the Astrozap Dew Controller AZ-720 without a car battery or DC power supply. It features over-voltage, short circuit protections, and a compact 11.5-foot cord to connect the wall outlet and controller easily.
How easy is it to use an Aztrozap Dew Heater Controller? To maximize its efficiency, follow these simple steps;
- Connect the Astrozap Dew Heater Strips to the corresponding telescope components susceptible to dew, such as the objective lens or eyepiece.
- Ensure a snug fit for optimal heat distribution.
- Connect the Dew Heater Strips to the Astrozap Dew Heater Controller using the provided connectors.
- Power on the controller and set the desired temperature using the user-friendly interface. To minimize unproductive power usage, start with a low level and progressively raise it if necessary.
- Monitor the temperature regularly and make adjustments as required throughout your observation session.
The AstroZap Dual Channel Dew Heater Controller (AZ‑720) is a sturdy and practical solution for managing dew prevention in demanding observing sessions. It offers two independent control channels (each with two RCA outputs, totaling four heater ports), allowing you to fine-tune power distribution between components like your main telescope, finders, and eyepieces. Utilizing pulse-width modulation, it delivers precise heat control ranging from 5% to 95% power, helping to conserve battery life while maintaining optimal dew protection. Rated at 5 A total capacity and powered via 12 V DC, the controller includes built-in fuses and LED indicators that clearly signal power status and output levels. Its rugged metal housing, active cooling design, and versatile mounting options (dovetail or Velcro strap) make it suitable for both field and observatory use.
The AstroZap AZ‑720 is a highly capable and intelligently designed dew controller. It excels in energy efficiency, durability, and ease of use, making it an excellent choice for astronomers who want reliable thermal management and flexible heater control. For anyone using multiple dew heaters and seeking dependable performance in varied conditions, this controller delivers strong value and operational confidence.
The Astrozap Dew Heater Controller is a reliable and effective solution for astronomers to combat dew formation. It is compatible with various telescope models and offers energy-efficient operation and robust construction. Investing in this controller ensures a seamless experience for astronomers. Understandably, there may be confusion about its importance, and our dedicated support team offers comprehensive assistance to address any concerns.