If you know the connector part number in your hands, please tell us, we will supply you the corresponding connector substitutes.
If you do not know the part number, please share us the connectors photo, and tell us the diameter of connectors, we could help you.
If you do not know much about circular connectors, you could consider below factors:
1. Usage environment, indoor or outdoor, waterproof or not, metal or plastic out shell.
2. Panel cut out size, choose the suitable receptacles and plugs.
3. Consider current voltage, contacts number, implement function of connectors.
4. Select the connector cable clamp and bend relief size of plugs.
5. Similar connectors used on the same device, considering keying position to avoid accidental insertion.
Q: What’s outshell material of Pauslong metal and plastic connectors?
A: For example:

Q: What’s mean panel cut out size of connectors?
A: The panel cut out size is mainly for receptacles(panel mount connectors), for example:

Q: What’s cable clamp of circular plugs?
A: The cable clamp inside of a plug, it is related to the cable diameter you will insert into this plug. The cable clamp size 3.0mm up to 16.0mm optional according to your real demand. For example:

Q: What’s bend relief of circular plugs?
A: As show above photo, the bend relief fits to the nut of straight plug connector. The function of the bend relief is mainly to protect the cable service life when the push pull cable connectors working. The bend relief is colorful, you could choose it according to your cable color. The bend relief size 3.0mm to 16.0mm optional.

Q: what’s circular connector keying position?
A: Push pull connectors with keying system to avoid mistake connection with similar circular connectors.

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