High-Output Solar Performance with Advanced Lithium Technology
Take the hassle out of remote animal control. The upgraded JVA SV50Li Solar Electric Fence Energizer combines a powerful 5.0 Joule peak output with cutting-edge lithium battery storage, delivering an efficient, reliable, and entirely self-sufficient power solution for demanding Australian fence lines.
Equipped with an intelligent digital design, the SV50Li automatically ramps up output when fence conditions demand it, ensuring your stock remains secure even through heavy vegetation or long boundaries.
Why the JVA SV50Li Beats the Competition:
- Next-Gen Lithium Storage: Features a built-in 20Ah LiFePO4 (Lithium Iron Phosphate) battery. Lithium offers a significantly longer lifespan, faster recharging, and deeper discharge cycles compared to heavy, traditional lead-acid solar energizers.
- Power On Demand: Smart internal diagnostics monitor your fence line and automatically boost power output when a load or short is detected, maximizing stock security while conserving battery life.
- Versatile 4-Way Mounting: The redesigned heavy-duty bracket allows you to mount the unit exactly where you need it: secure it to a round pole via the included U-bolt, drop it over a standard star picket, mount it on the ground, or attach it to a timber post.
- Advanced LCD Diagnostics: No more guessing your fence performance. The large, clear LCD display gives you real-time readings of fence voltage, stored energy levels, and current battery health.
- Built Tough for the Australian Climate: The O-ring sealed, UV-stabilized enclosure keeps moisture, dust, and ants out, providing maximum internal component protection and ensuring years of trouble-free field operation.
Technical Specifications:
- Peak Output Energy: 5.0 Joules
- Peak Stored Energy: 8.1 Joules
- Peak Output Voltage: 8.3 kV
- Battery Profile: 12V 20Ah Long-Life LiFePO4 Lithium Battery
- Weather Protection: O-ring sealed, UV-stabilized casing with basic lightning protection
- Dimensions: 390mm (H) x 810mm (W) x 460mm (D)
- Weight: 7.7 kg
Solar Requirements & Installation Tips:
- Daily Sun Hours: Requires a minimum of 4 hours of direct sunlight per day to maintain optimum charge (5+ hours recommended).
- Panel Orientation: For maximum year-round efficiency across Australia, the integrated solar panels should face due North at the preset 45-degree optimum angle, completely clear of shade between 10 AM and 4 PM.
- Mains Charging Option: Includes a convenient secondary charging port, allowing you to manually top up or recharge the internal lithium battery from an external 24V DC plug pack if required. View the JVA Mains Recharging Plug Pack
Package Includes:
- JVA SV50 Solar Electric Fence Energizer unit
- Integrated 2x Solar Panels & Solar Bracket Assembly
- Internal 12V 20Ah LiFePO4 Battery & Solar Regulator
- Round Pole Mounting U-Bolt, nuts, and hardware
- Comprehensive Installation & Operating Instructions
Warranty:
Backed by a 3-Year Manufacturer Warranty (excludes lightning damage) for ultimate peace of mind.
Download or view the JVA-Solar-Energiser-Manual-SV5-SV10-SV15-SV20-SV35-SV50
Frequently Asked Questions (FAQ)
1. What makes a Lithium (LiFePO4) battery better than standard solar fence batteries?
Traditional solar energizers use Sealed Lead Acid (SLA) batteries, which are heavy, degrade quickly in the Australian heat, and usually need replacing every 1–2 years. The JVA SV50Li features a advanced 20Ah LiFePO4 Lithium battery. Lithium batteries last up to 3–4 times longer, charge much faster, tolerate extreme heat better, and don’t lose capacity when deeply discharged.
2. How many kilometers of fence line will the JVA SV50Li power?
The SV50Li delivers a powerful 5.0 Joule output, making it capable of powering extensive multi-wire setups or long boundary runs. The exact distance depends heavily on your fence condition and the amount of vegetation touching the live wires. For clean, well-insulated fences, a 5-Joule unit can comfortably handle up to 40–50km of wire, but heavily overgrown lines will reduce this range. The resistance of your fencing wire can also dramatically change the effectiveness of the whole system. For longer fences use a low resistance wire like plain galvanized fencing or aluminium wire for best results.
3. What does “Power on Demand” mean?
The SV50Li features intelligent digital diagnostics that continuously monitor the load on your fence. Under normal conditions, it runs efficiently to conserve battery life. However, if a heavy load is detected (such as livestock pushing against the fence or sudden vegetation contact), the unit automatically ramps up its power output to ensure a secure, effective deterrent pulse is maintained.
4. Can I charge the internal lithium battery manually if there is a long period of heavy overcast?
Yes. While the integrated solar panels are designed to keep the unit fully charged year-round with just 4–5 hours of direct sunlight per day, the SV50Li includes an external 24V DC charging port. This allows you to plug in an optional external mains power pack to manually top up the battery indoors if needed.
5. How many earth stakes do I need for a 5.0 Joule energizer?
An electric fence is only as good as its grounding system. For a high-output 5.0 Joule unit like the SV50Li, a minimum of three 1.8m galvanized earth stakes (spaced 3 meters apart) is highly recommended. In very dry or sandy Australian soils, you may need to add more earth stakes to ensure the animal receives the full shock loop.
6. Is the JVA SV50Li protected against lightning and pests?
Yes, the unit features built-in basic lightning protection to help safeguard the internal electronics from standard atmospheric surges. Additionally, the rugged housing is fitted with a premium rubber O-ring seal, which specifically protects the delicate internal components from moisture ingress and destructive pests like ants.
*The actual kilometers of fence powered by this Energizer depends on fence conditions and installation. The best method to compare energizers is to compare their output energy, in Joules.
Reviews
There are no reviews yet.