Check cable and RJ45 plug compatibility through conductor and insulation dimensions, shielding, termination method, boot clearance, category requirements and sample trials before ordering.
Why a worksheet, not a catalogue photo
A product photo shows a plug body; it does not show whether your chosen cable enters cleanly. A worksheet forces every number onto one page, where two mismatches become obvious before a purchase order is raised. The values below come from our own catalogue entries, which are the only specification source we can vouch for; the cable side must come from your own cable datasheet. Buyers should re-check each catalogue page at the time of order, because listed values can change without notice.
The worksheet
Open a spreadsheet with the columns below, one row per cable–plug combination under evaluation. Fill only with numbers or short labels copied from a document, and add a source column citing the datasheet revision or catalogue date.
| Field | Record from | Pass rule |
|---|---|---|
| A. Conductor and insulation fit | Cable conductor construction, conductor diameter and insulation diameter versus the connector drawing | Obtain confirmation that each dimension and conductor type is inside the manufacturer-specified compatible range |
| B. Shielding plan | Cable and connector construction and the project design | Confirm how the intended assembly handles shielding and bonding; do not infer compatibility from a label alone |
| C. Cable-entry style | Plug catalogue entry description (toolless or crimp-tail) | Entry method suits the installer skills on site |
| D. Boot fit | Cable outer diameter, plug body and boot drawing | Confirm the intended cable range, connector clearance and strain-relief method with the manufacturer |
| E. Required performance | Project specification, component documents and acceptance plan | Confirm the assembled link meets the required performance; category labels alone do not establish compatibility |
| F. Plug body length | Catalogue drawing or sample measurement | Clears panel, enclosure and bend radius |
| G. Sample result | Physical trial termination | Record who tested, which cable, and the observed result |
Row-by-row guidance
A. Conductor and insulation dimensions
Record conductor construction, bare-conductor dimensions, insulation diameter and overall cable diameter separately. A catalogue bore dimension must be tied to its drawing and definition before comparison. The Cat6 UTP modular plug catalogue lists a 1.10 mm bore; ask the supplier what that dimension describes and which cable constructions it accepts. A larger opening is not, by itself, evidence of a suitable electrical termination.
B. Shielding path
Document the project shielding design and the construction of each selected component. Connector fit and the shielding or bonding arrangement need separate confirmation. For a shielded installation, obtain the cable and connector manufacturer instructions and have the design checked by the responsible installer. Compare the Cat6A shielded toolless plug and the Cat6 unshielded toolless plug against their own intended cable ranges.
C. Entry style
Record the connector-specific termination method and required tools. Confirm the approved cable construction, preparation steps and inspection procedure using the manufacturer instructions. Toolless and crimp designs should be selected for the actual assembly and working conditions, rather than assumed interchangeable.
D. Boot envelope
Compare the cable outer diameter, boot cable range and connector body drawing. Trial-fit the intended combination without forcing it, and confirm how strain relief is provided. There is no universal acceptable boot gap for every design. Review the RJ45 strain relief boots with the chosen plugs and cable before approving the combination.
E. Category label
Copy the category from the cable and the plug. Where the plug is labelled Cat8, treat that as a catalogue designation and test it against the specific cable type; our Cat8 shielded toolless connector carries a catalogue Cat8 label and helix locking. The Cat7 shielded helix locking plug shows the same locking construction applied to a Cat7 option, useful for a fair comparison.
F. Body length and G. Physical trial
Body length and panel clearance cannot be judged from a line drawing alone; measure a sample. Enter the tester's name and the cable lot. A single sample that terminates cleanly is not proof for a full batch, but a sample that does not fit is reason enough to stop and re-specify.
What the worksheet does not settle
It does not prove performance, certify a combination, or replace a cable manufacturer's datasheet or site testing. It does not price a job or promise a lead time. It is a fit and records procedure, so the buyer can compare like with like, reject a mismatch early, and document the decision.
Next step
Complete the document checks for each candidate, obtain the intended cable and connector samples, and record the termination and acceptance checks agreed for the project. Keep the approved worksheet with the purchase order.
Qixiang product catalogues; confirm current model drawings and installation requirements before ordering.