Thunderbird S21B

Thunderbird S-21B Solar Lithium Electric Fence Energiser – 2km

The Thunderbird S-21B Solar Lithium Electric Fence Energiser is a dependable, energy-efficient solution for powering electric fences up to 2km. Designed for rural, agricultural, and lifestyle properties, this solar-powered electric fence energiser is ideal for livestock control, paddock management, and property protection.

Featuring a built-in solar panel and long-life lithium battery, the Thunderbird S-21B operates independently of mains power, making it perfect for remote or off-grid locations. The efficient solar charging system delivers consistent high-voltage pulses to keep animals safely contained while minimising maintenance and running costs.

Built for outdoor conditions, the S-21B electric fence energiser is housed in a durable, weather-resistant enclosure, ensuring reliable year-round performance. Its compact design allows for quick installation and easy relocation, making it suitable for both permanent and temporary fencing setups.

Key Features:

• Powers up to 2km of electric fencing
• Solar electric fence energiser with integrated lithium battery
• Ideal for livestock fencing, paddocks, and rural properties
• No mains power required – perfect for off-grid use
• Durable, weather-resistant construction
• Low maintenance and energy efficient

Whether you’re securing livestock or protecting property, the Thunderbird S-21B Solar Electric Fence Energiser delivers reliable performance, convenience, and peace of mind.