Brooks
The Brooks EK-4J is a medium-profile (3.5-inch depth) Meter Interbase Adapter in the EK Series. The EK-4J comes in the 2S meter form and accommodates interface devices such as whole-house disconnect switches, PC boards, surge suppression equipment, communication interfaces, and recording devices. Brooks offers EK-4J variants with integrated 12V or 16V 25-watt power supplies and a UL-listed EK Solar Series co-generation adapter (EK-4J-SP5111).[1]
Process applications and technology nodes documented for this tool.
| Designation | Generation | Vintage | Changes | Source |
|---|---|---|---|---|
| EK-4J-SP5060-C-S2 | — | — | 12V 25 Watt adapter with load-side wiring | brooksutility.com[1] |
| EK-4J-SP5060-U-S2 | — | — | 12V 25 Watt adapter with line-side wiring | brooksutility.com[1] |
| EK-4J-SP4995-C-S2 | — | — | 16V 25 Watt adapter with load-side wiring | brooksutility.com[1] |
| EK-4J-SP4995-U-S2 | — | — | 16V 25 Watt adapter with line-side wiring | brooksutility.com[1] |
| EK-4J-SP5111 | — | — | EK Solar Series extender adapter, co-generation load-side interconnection adapter, UL listed | brooksutility.com[1] |
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The following facts about the EK-4J are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the EK-4J are on record.
Answerable by: OEM historical records or a trade-press announcement
The control-system platform and OS era of the EK-4J are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the EK-4J are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the EK-4J is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the EK-4J are on record.
Answerable by: an OEM parts catalog or a service engineer
No research found yet — worked with this tool? Share what you know.
Last updated Oct 7, 2026.