Sun or rain, day or night; you can rely on solar energisers


No access to mains power and no more lugging around batteries? Gallagher has the solution; solar energisers! Since 1980, Gallagher has been a leader in the development of these innovative systems and launched the first energiser with an integrated solar panel.

Solar energisers offer a fully self-sufficient solution that uses solar energy to power an electric fence. A portable, super-strong energiser that comes with an internal rechargeable battery and built-in solar panel.

How does a solar energiser work?

The internal battery is powered by light falling on the solar panel. Contrary to what many people think, this is daylight rather than sunlight. This keeps the battery charged and powers the fence. Even during periods of low sunlight, such as winter time, the device continues to function due to the patented battery management system. This ensures powerful and reliable operation.

Why choose a Gallagher solar-powered energiser?

1. Durability & reliability

Our solar energisers are designed with durability in mind. With high-quality materials and advanced technology, we make sure they can withstand the most challenging conditions. Farmproof, robust design, rain or shine, Gallagher guarantees reliability. So you never have to doubt that your fences will stay live.

2. Maximum safety

Gallagher solar energisers offer unique features that ensure maximum safety, including:

  • All in 1; no more lugging around batteries or battery packs
  • Supplied ready to use; with integrated solar panel, rechargeable battery and connection set
  • Designed to be left outside in rain, hail and sunshine
  • The switch has been replaced by a magnetic rotary knob. This is less fragile
  • Built-in lightning protection
  • Easy to carry
  • 360˚ mounting for proper sun orientation
  • Can be used all year round thanks to the patented battery management system

3. Usable all year round

The internal battery is powered by the light falling on the solar panel. This keeps the battery charged and powers the fence. Thanks to the unique patented battery management system, the solar energisers can be used all year round. This allows the device to function for up to 3 weeks without direct sunlight (i.e. daylight). A shorter period applies to the heavier devices. This ensures powerful and reliable operation.

4. Save hundreds of pounds

Many light battery devices under 1 Joule operate on a non-rechargeable battery that lasts up to one season. Although these devices are cheaper to buy, they actually cost more per year when compared to a solar-powered device. If you compare the BA40 device with non-rechargeable battery to the S40 with internal battery, you will quickly save more than 50% in annual costs based on a 10-year lifespan! In addition, choosing an S40 is more sustainable because you no longer have to dispose of a flat battery every year. Looking at the heavier devices, you will also see big advantages in purchase price.

5. Lithium range; even more power!

Discover our new S6, S12, S20 and S30 with a lithium battery. Compact, handy and light, with 3x longer lifespan and 3x faster charging. Sealed housing, magnetic dial, and resistant to the harshest weather conditions. Additional advantage of the magnetic dial is that the switch is less vulnerable.

6. Easy to install

Gallagher has many accessories for easy installation of a solar energiser. These include stands, holders and the supplied connection sets. The stands and holders can be easily attached to different types of posts. In this way, the devices can be placed off the ground so that the panel is not overshadowed by grass, for example.

How do I choose the right energiser?


The type of animal, the size of the area to be fenced off and the desired power will determine which device best suits your situation. Also take into account any vegetation against the wire. If there is a lot of vegetation, we recommend choosing a heavier device. We also recommend a heavier device in case of sheep.

Need help? Then consult our configurator

Our latest additions!

7 years warranty
S20 incl. lithium battery
Watch the video and win! If you answer the competition correctly, you have a chance of winning back the purchase price of your solar energiser. We will announce the prize winners by e-mail at the beginning of August. Equipped with a lithium battery, the S20Li has a compact and lightweight design. This device requires minimal maintenance as there is no need to replace a battery or battery because it is dead. The compact size suggests that the device is not powerful, but nothing could be further from the truth! It can be used on cows, horses & pigs for fences shorter than 2km. Advantages of the lithium battery The powerful lithium battery is very compact, has very little self-discharge, lasts longer and can be recharged at any time if needed. Should the battery need recharging, it charges 3 times faster. This can be done simply by turning off the device so that the battery is recharged by light. Year-round use Thanks to the patented battery management system, this energiser can be used all year round. This allows it to function for up to 3 weeks without direct sunlight. Robust all-weather design The robust construction ensures that the energisers can withstand the harshest weather conditions and deliver reliable performance all year round. The housing is fully sealed, providing good protection against moisture and insects. We back up our "Lithium Range" with a three-year warranty on the lithium battery and a total product warranty of seven years. The device has built-in lightning protection. The switch has been replaced by a magnetic rotary knob. This is less fragile. Advice for use Make sure the solar panel is free of grass to make the best use of sunlight. The special stand (art. 571126) can be attached to a wooden post or earth stake. After purchase, we recommend first leaving the device out for 3 days and placing it in daylight so that it is fully charged. If the device is temporarily not in use, we recommend storing it in a dark, dry but ventilated place.

€249.00*
7 years warranty
S30 incl. lithium battery
Watch the video and win! If you answer the competition correctly, you have a chance of winning back the purchase price of your solar energiser. We will announce the prize winners by e-mail at the beginning of August. Equipped with a lithium battery, the S30Li has a compact and lightweight design. This device requires minimal maintenance as there is no need to replace a battery or battery because it is dead. The compact size suggests that the device is not powerful, but nothing could be further from the truth! It can be used on cows, horses & pigs for fences shorter than 3km. Advantages of the lithium battery The powerful lithium battery is very compact, has very little self-discharge, lasts longer and can be recharged at any time if needed. Should the battery need recharging, it charges 3 times faster. This can be done simply by turning off the device so that the battery is recharged by light. Year-round use Thanks to the patented battery management system, this energiser can be used all year round. This allows it to function for up to 3 weeks without direct sunlight. Robust all-weather design The robust construction ensures that the energisers can withstand the harshest weather conditions and deliver reliable performance all year round. The housing is fully sealed, providing good protection against moisture and insects. We back up our "Lithium Range" with a three-year warranty on the lithium battery and a total product warranty of seven years. The switch has been replaced by a magnetic rotary knob. This is less fragile. The device has built-in lightning protection. Advice for use Make sure the solar panel is free of grass to make the best use of sunlight. The special stand (art. 571126) can be attached to a wooden post or earth stake. After purchase, we recommend first leaving the device out for 3 days and placing it in daylight so that it is fully charged. If the device is temporarily not in use, we recommend storing it in a dark, dry but ventilated place.

€299.00*

Take advantage of our attractive promotions!


7 years warranty
Gallagher S12 Solar fence energiser incl. Lithium battery (3.2 V - 6 Ah)
Watch the video and win! If you answer the competition correctly, you have a chance of winning back the purchase price of your solar energiser. We will announce the prize winners by e-mail at the beginning of August. This energiser is powerful, compact and reliable. Despite its compact size, this device is also suitable for larger animals such as sheep, horses & cows. Suitable for strip grazing and other mobile fences. Moreover, it is easy to carry and install. Mount the S12 on a Ring Top Post or an earth stake (to be ordered separately) and earthing is also immediately taken care of. Suitable for fences up to 1.5 km. Advantages of the lithium battery This device requires minimal maintenance as there is no need to replace a battery because it is dead. The compact size suggests that the device is not powerful, but nothing could be further from the truth! The powerful lithium battery is very compact, has very low self-discharge, lasts longer and can be recharged at any time if needed. Should the battery need recharging, it will charge 3 times faster. Year-round use Thanks to the patented battery management system, this energiser can be used all year round. This allows it to function for up to 3 weeks without direct sunlight. Robust all-weather design The device has built-in lightning protection, and is fully sealed. This has the advantage that moisture and insects cannot get into the device. Advice for use After purchase, we recommend first leaving the device out for 3 days and placing it in daylight so that it is fully charged. If the device is temporarily not used, we recommend storing it in a dark, dry but ventilated place.

€159.00*
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7 years warranty
Gallagher S16 solar fence energiser incl. battery (6 V - 4 ah)
Watch the video and win! If you answer the competition correctly, you have a chance of winning back the purchase price of your solar energiser. We will announce the prize winners by e-mail at the beginning of August. The S16 has a charging energy of 0.16J and can handle a fence of up to 1.5km. It can be used on cows and horses and is easy to carry. The biggest advantage is that the solar panel charges the battery, so you don't have to lug batteries around the country. Year-round use Even without direct sunlight, this device continues to function for up to 3 weeks thanks to its intelligent adaptive battery management system. This allows the device to be used all year round. All-weather installation and robust design After purchase, you only need to attach the supplied connection set to the contacts on the front of the unit. Connect the red clamp to the electric fence, the green one to the earth stake. We recommend using a 1x0.5m earth stake. In addition, the device has built-in lightning protection and a robust housing to help protect it. The switch has been replaced by a magnetic rotary knob. This is less fragile. Advice for use Make sure the solar panel is free of grass to make the best use of sunlight. Using a stand support (not included) (art. 571102), the S16 can be attached to a ring top post.

€199.00* €229.00* (13.1% saved)
7 years warranty
Gallagher S100 Solar power fence energiser including battery (12 V - 7,2 Ah)
Watch the video and win! If you answer the competition correctly, you have a chance of winning back the purchase price of your solar energiser. We will announce the prize winners by e-mail at the beginning of August. With the S100, you can now easily install a 10 km fence (2 wires, without vegetation) without having to recharge the battery yourself. This powerful solar-powered device is quick to install and easy to transport. You no longer have to worry about dead batteries, as the S100 will even give you 3 weeks of power without direct sunlight! Year-round use Thanks to the patented battery management system, this energiser can be used all year round. This allows the device to function for up to 3 weeks without direct sunlight.. Ergonomic and robust design Despite its larger size, the S100 is also easy to carry. All that remains to be done is to connect the energiser to the earth stake and wire. The switch has been replaced by a magnetic rotary knob. This is less fragile. The device has built-in lightning protection and has a robust housing to help protect it. Wildlife mode The unique feature of the S100 is the game or wildlife mode. This is a more powerful option that keeps pulsing at the same level even at night, keeping wildlife at bay. Advice for use Make sure the solar panel is free of grass to make the best use of sunlight. The special stand (art. 007509) raises it off the ground and also serves as earthing.

€479.00*