Same label ≠ same construction
Category names can hide differences in conductor, shielding, connector, jacket, test basis, and packaging.

Buyer comparison center
Select up to three SUNPU product directions. Use the result to identify specification gaps before requesting samples or a quotation.
Choose models
Products from different families can be compared, but a valid substitute must still be reviewed against the same system role, interface, performance target, and environment.
Side-by-side review
Blank or different fields are review points—not automatic failures. Confirm the exact quoted construction and model-level evidence before approval.
| Decision field | SMB-1-2Single / Dual-Port Surface-Mount BoxOpen product page → |
|---|---|
| System family | Copper Connectivity |
| Product role | Connectivity / Surface Outlet |
| Product direction | A compact work-area housing for one or two keystone modules where flush mounting is unavailable or unnecessary. |
| Key identifiers | 1/2 Port · Surface Mount · Keystone |
| Capacity | One or two keystone modules |
| Mounting | Adhesive or screw fixing by model |
| Cable entry | Rear and side entry options |
| Labeling | Port ID area by housing |
| Color | White standard direction; other colors by review |
| Typical applications |
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| Configuration fields |
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| RFQ inputs |
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Category names can hide differences in conductor, shielding, connector, jacket, test basis, and packaging.
A field not shown on the website should be confirmed in the quotation or controlled specification, not guessed.
Compare products that perform the same job in the channel and verify surrounding-component compatibility.
Certificates, declarations, reports, and inspection records must be checked against the selected construction.