Compact triangular key locks with metal mounting brackets for landing-door service-access assemblies. Choose the universal EL configuration or the left- and right-hand variants to match the existing door mechanism.

| Item | Specification |
|---|---|
| Model family | EL / EL-J / EL-K |
| Key interface | Recessed triangular key profile |
| Body material | High-strength zinc alloy |
| Surface finish | Chrome-plated finish |
| Installation opening range | Approximately 16–19 mm; match the selected configuration |
| Feature | EL | EL-J | EL-K |
|---|---|---|---|
| Door configuration | Universal / non-handed | Left-opening door | Right-opening door |
| Key interface | Triangular profile | Triangular profile | Triangular profile |
| Body and finish | Zinc alloy / chrome-plated | Zinc alloy / chrome-plated | Zinc alloy / chrome-plated |
| Bracket configuration | Straight symmetrical or central single-hole arrangement | Left-oriented bracket or limit linkage | Right-oriented bracket or limit linkage |
| Application layout | Centre-opening or suitable left/right assemblies | Left-opening assembly with mechanical linkage | Right-opening assembly with mechanical linkage |
| Opening range | Approximately 16–19 mm | Approximately 16–19 mm | Approximately 16–19 mm |
EL is the universal configuration. EL-J and EL-K use left- and right-oriented arrangements for the corresponding door assemblies.
Check the mounting opening, bracket position and linkage clearance. The listed opening range is approximate and must match the chosen configuration.
The product photograph shows the EL configuration. Choose the required handed version using the configuration comparison and mounting requirements.
Specify whether a matching triangular key is required with the lock assembly.
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