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Electric fence energisers 230 V

Electric fence energisers 230 V Mains-powered electric fence energisers deliver the most consistent, maintenance-free performance available — no batteries to monitor, no solar dependency. Gemi Elettronica's 230V range has been engineered and built in Italy since 1983, offering a line of units… Read more

Electric fence energisers 230 V

Mains-powered electric fence energisers deliver the most consistent, maintenance-free performance available — no batteries to monitor, no solar dependency. Gemi Elettronica's 230V range has been engineered and built in Italy since 1983, offering a line of units scaled from small paddocks up to multi-kilometre commercial perimeters for cattle, horses, sheep and wild boar exclusion. Gemi offers pre-sale advice on sizing: specify your fence perimeter in metres, your soil type and the target species, and the team will recommend the minimum joule output needed to maintain reliable deterrence at the far end of the fence.

Permanent installation, continuous power

Connected to any standard 230V socket, these energisers run 24 hours a day without interruption. The low energy consumption — typically a few pence per day — makes them the most cost-effective long-term option for farms and estates where a power supply is available within reach of the fence line. Output remains constant regardless of temperature, daylight hours or season.

High joule output for large perimeters

Gemi's top-specification 230V model produces enough stored energy to drive a pulse through several kilometres of fence even when grass or wet vegetation is in contact with the wire. This is the critical advantage over lower-output units: voltage at the end of the line stays high enough to deter large animals including cattle, horses and wild boar without any drop in effectiveness as the fence ages or vegetation grows.

Safety and protection built in

All 230V models include short-circuit protection, surge arrestors against lightning and weatherproof enclosures rated for permanent outdoor installation. CE certification and a 3-year manufacturer's guarantee are standard across the range — not optional extras.

Direct from the manufacturer

Order a Gemi 230V energiser direct and pay factory price with no distributor margin. UK delivery in 24–48h. Technical support available to help size the unit correctly for your fence length and target species.

Questions and Answers
The Gemi electric fence - 100% Made in Italy - is used to ward off wild animals such as wild boars, deer, foxes, etc. The purpose of electric fences is to protect the territory from unsightly invasions. It is also used to contain animals such as cows, sheep, pigs etc. It has nothing to do with hunting. We have all the legal certificates available to produce and sell electric fences. This is the only legal solution for those who want to protect their plantations.
The electric fence for animals is neither dangerous for people nor for animals. As with everything, even for electric fences there is a standard that establishes the values ​​to be respected. The fence energiser is a product that emits intermittent pulses with a low amperage.
To create an electric fence for animals you need: a Gemi energiser - 100% Made in Italy - for fences that carries the current to the fence, an electrified conductor wire for the fence and insulators for electrified fences screwed on the posts to hold the wire.
With the current model we supply: grounding cable and cable with tweezers to be connected to the fence. With the dual power model, we provide a 220V power supply, cables for connections to the car battery (positive and negative), a grounding cable and a cable with tweezers to be connected to the fence.
Grounding is a fundamental thing for the functionality of the electric fence for animals, so it is recommended to do it correctly. To have the total discharge of current by the energiser, it is necessary to make the grounding by inserting 3 galvanized poles of 1 meter in the ground. They must be positioned 3 meters apart, 80 cm in the wet ground and 20 cm outside, and then connect them with the yellow cable. Together with the electric fence, we supply only 1 meter of cable that must be connected to the first pole. It is recommended to do it where there is the presence of vegetation, therefore a moist soil. Arid soil is not conductive. According to the tests carried out, placing 3 poles in any type of terrain, there will be no problem with functionality. If you put only one stake, the power of the current felt will be less than its range and the animals will be able to cross the fence.
For a B12 energiser it is sufficient to use a 12V 40Ah car battery. The autonomy, if there is no dispersion in the electric fence, is about 10/12 days. Otherwise it lasts less.
If the current is far from the electric fence, for your Gemi energiser - 100% Made in Italy -, we have the high-voltage crossing cable that can work on the surface or underground, without discharging. With this cable it is possible to carry current on the fence, without any dispersion. The cable for electric fences can also be used to join two fences, then connect one end to a first fence and the other end to a second fence, when there is little distance between one fence and another.
To check if there is current on the electric fence for animals, just bring the tip of a screwdriver with an insulated handle a few mm away from the fence wire. The moment you hear a ticking, it means that there is current on the electric fence.
An energiser cannot be outdoors. It must be kept indoors to prevent it from being damaged by bad weather.
An energizer cannot be kept outdoors. It must be kept indoors to prevent damage from the weather. In order to discharge all its current, it must be earthed by inserting 3 galvanized 1 meter stakes into the ground. They must be placed 3 m apart, 80 cm in the ground (wet) and 20 cm outside, and then connected with the yellow-green cable. The device has a red positive cable at its output which is connected to the fence and a yellow-green cable which is connected to the first ground stake. Never connect two electrifiers to the same wire, as the two impulses may cancel each other out, causing problems. You can connect two electrifiers to the same fence, but keep them on two separate lines of wire.

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