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7-Pin P28 Square-Flange Connector Set
Each set contains one male square-flange panel socket and one matching female P28 cable plug, with the pictured protective cap. Solder contacts are integral; cable and tools are not included.
Applications & specifications · Quick order all packs
Ships from China · 5–7 calendar days preparation. Shipping details · Returns

7-Pin P28 Square-Flange Connector Set
One matching male panel socket and female cable plug, fixed at 7 contacts. The primary photo shows the connector set together; the interface close-ups show the two mating faces.
For serviceable control cabinets, instrument panels and equipment leads. Match contact count, key orientation, mounting structure and circuit assignment before mating.
Choose 1, 2 or 10 sets per pack. Other contact counts are separate products.
Interface & specifications
| Set SKU | P28-7P |
|---|---|
| Contact count | 7 |
| Configuration | Male square-flange panel socket + female cable plug |
| Termination | Integral solder contacts |
| Panel mounting reference | 36 × 36 mm flange; 30 × 30 mm mounting centres; 4 × Ø3.3 mm holes |
| Coupling thread reference | M30 × 1 |
| Cable plug body reference | 55.5 mm; see the original outline measurement boundaries |
| Supplier current / voltage reference | 15 A / 250 V |
| Supplier withstand test reference | 1500 V AC / 1 minute |
| Supplier insulation reference | 2000 MΩ (supplier table) |
| Panel outline reference model | P28F-7H |
| Cable plug outline reference model | P28-7A |
Dimensions and electrical values are supplier reference data for the matching P28 series, not measured package dimensions or certification of a wired assembly. Check the actual equipment circuit and installation conditions.


Prepare. Solder. Secure.
Work on de-energized circuits. Fit the panel socket and prepare the cable housing parts. Solder each conductor to its assigned contact, insulate the joints and inspect for solder bridges.
Refit the housing and rear cable clamp without straining solder joints. Align the key, engage the threaded coupling and inspect retention, continuity and isolation before service.
Included in each set
One male square-flange panel socket, one matching female cable plug and the pictured protective cap. Contacts are integral. No loose crimp terminals, cable, solder, tools or equipment are supplied.
Complete your matching parts
Build your order, pack by pack.
Every row below is the same 7-contact P28 connector set. Packs contain 1, 2 or 10 complete sets; quantity counts packs.
Ships from China · Preparation 5–7 calendar days. Shipping details
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P28 Circular Connectors
Compare connectors, matched sets and contacts in one place. Select a product to see specifications and pack options.
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