DewZap (PegasusAstro, SKU: PEG-DEWZAP) is a dual-channel digital dew heater controller with full PWM regulation. It allows independent control of two RCA outputs from 0–100%.

Key features

• 2 independent RCA outputs (5 A per channel)
• 0–100% PWM power control
• LED indicators for each channel’s power level
• can power dew heaters, fans or a flatbox
• reverse polarity protection
• total current capacity up to 10 A

In the box

• DewZap controller

Technical specifications

• supply voltage: 12–13.8V DC
• channels: 2
• outputs: 2 × RCA (PWM, up to 5 A per channel)
• power input: 2.1 mm centre-positive socket
• dimensions: 66 × 66 × 28 mm
• EAN: 5213018050782

Provides precise dew control for optical equipment in high-humidity observing conditions.