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Description
EF MERLIN 4I/KEYPADEnergizer Merlin 4I Single Zone 3,7J Output 230V Overview The Merlin 4i includes a keypad for controlling and programming the energizer. The energizer can be installed near the fence and the keypad can be located where it is most convenient for the user. This allows the user to control the energizer remotely, with up to four keypads (EE MKP). Features 3. 7 Joule output energy (single zone) Robust and flexible design for home and commercial security
Energizer Merlin 4I -Single Zone 3,7J Output 230V
Overview
The Merlin 4i includes a keypad for controlling and programming the energizer. The energizer can be installed near the fence and the keypad can be located where it is most convenient for the user. This allows the user to control the energizer remotely, with up to four keypads (EE-MKP).
Features
- 3.7 Joule output energy (single zone)
- Robust and flexible design for home and commercial security
- Built-in alarm monitors tampering or faults on the high voltage and earth fence wires
- Connectable to armed response radio or GSM module
- Lightning and power surge protection
- Intelligent power saving to extend battery life
- Powered by 230V mains and includes built-in battery for back-up power
- Built-in gate alarm input to monitor if the gate is open or closed
- Gate chime available to alert that the gate has been opened or closed
- The fence voltage outputs can be adjusted using the keypad
- The siren and gate outputs can be bypassed using the keypad
Specification
- Enclosure size: L285 x W212 x D120
- Weight excluding battery (7AH): 3.1kg
- Weight including battery (7AH): 5.3kg
- IP rating: IPx4
- Operating temperatures: -10°C to 50°C
- Operating humidity: < 80% non-condensing
- Electrical supply voltage: 240V
- Typical power consumption (normal operating conditions): 18VA
- Standby time (fully charged battery): 24hrs
- Energy output 500 Ohms load: 3.7 Joule
- Open circuit voltage: 8 000V
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Exchange/Return Notes
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4.3 ★★★★★
Based on 25 reviews
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Product Reviews
★★★★★ 5
There’s oil in those yarn Hills!
Style: Full Synthetic High Mileage, Size: 1 qt (Pack of 1), Configuration: 5W-20
It’s great oil at a fair price. The shipping was expeditious and glad it was.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Great value, cheaper than local.
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 0W-20
Good value, fast shipping, Valvoline quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
★★★★★ 4
Good buy
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 5W-20
Run of the mill oil but for a great price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 27, 2026
★★★★★ 5
The Excellence of Motion Preserved
Style: Full Synthetic High Mileage, Size: 1 qt (Pack of 1), Configuration: 5W-30
In the pursuit of the ideal, where reason governs and the forms of all things aspire to perfection, the Valvoline Full Synthetic High Mileage with MaxLife Technology 5W-30 Motor Oil presents itself as a manifestation of virtue within the mechanical realm. It is not merely oil, but a substance designed with foresight, sustaining the engine as the soul sustains the body. The viscosity is measured, neither excessive nor deficient, allowing parts to move in harmonious accord, reducing friction and preserving integrity.
One observes that engines treated with this oil respond with steadiness and endurance, as if guided by a rational principle, minimizing wear and extending life in a manner that reflects the pursuit of the Good. I grant it five stars, for it exemplifies a balance between strength and refinement, a practical embodiment of foresight, wisdom, and care—ensuring that motion, that vital energy, continues undisturbed, much as a well-ordered soul achieves its fullest expression through the contemplation of virtue.
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Reviewed in the United States on December 13, 2025
★★★★★ 5
Extraordinary resource
Format: Paperback, Format: Paperback
I am a Cultural History Interpreter in SC. Working at a plantation historic site to bring suppressed history to light is challenging. Prof Sinha's book gives us easily accessible documentation to counter the "Lost Cause" devotees who appear on the site almost daily.
Her writing style is clear and lucid, a trait for which I am extremely grateful. The site is including this volume in our staff library. For those just entering the field of Public History, it is indispensable. For the rest of it is a very valuable resource. Highly recommended!
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Reviewed in the United States on May 8, 2019
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