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38、1674643-1
| Current Rating： | Insulation Resistance： |
| Voltage Rating： | Withstand Voltage： |
| Contact Resistance： | Operating Temperature Range： |
| Plastic material：PBT | Terminal material：— |
tape and reel、 tube packaging、Tape and Reel Package
Note For Wafer Connectors, FPC Connectors, FAKRA Connectors, and HSD Connectors, please contact customer service to confirm the final packaging method based on product specifications, size, and quantity requirements.
![[1674643-1] 2.2Pitch 20P Female Housing](http://iororwxhimpllk5p-static.micyjz.com/cloud/ppBpkKlmliSRqllrjjrjko/38.jpg "2.2Pitch 20P Female Housing")
Building a large wire-side assembly with the 2.2mm Pitch 20P Female Housing follows a sequence that most harness shops already know, but the wide body changes what each step costs. Planning comes first: the twenty positions sit in a fixed order, so a wiring schedule can be written once and used for the drawing, the label set, and the test procedure without translation. Fabrication then happens off the machine, on a bench where a builder can lay the group flat, crimp in any order, and check each circuit against the schedule while it is still accessible. That is where a pre-built loom earns its keep, because a sub-assembly that is inspected and tested as a unit does not have to be proven again inside a cabinet. Installation becomes a single step: the loom arrives complete, is offered to its mate, and the keying settles it in one movement rather than twenty. Service follows the same logic in reverse, since a technician can lift the connection, take the whole group to the bench, and return a tested assembly instead of chasing a fault in place. The molded shell holds cavity alignment through that build-and-refit cycle, and the natural resin finish keeps the housing at its base material. Every one of those steps is ordinary; what the wide body removes is the rework that comes from doing them in a crowded enclosure.
Consider a print and packaging line, where the 2.2mm Pitch 20P Female Housing sits at the machine frame. A converting machine runs drive feedback, web tension, and registration sensing through that harness, and it has to be swapped whenever the format changes. A single wide body lets the whole group come off and go back on as one item, which is the difference between a changeover measured in minutes and one measured in hours. Marine and RV cabin systems ask something similar of the same part: pumps, lighting, and tank sensors share a distribution run that is installed in a space no one wants to crawl into twice, so keeping the circuits in one body means the loom goes in once and comes out as a unit when a cabin is refitted. At a water treatment pump station, the same housing serves the control panel, where a maintenance crew would rather unplug one connection and take it to a bench than troubleshoot a wet, crowded cubicle with a meter in one hand. In all three places the housing is doing the same job: turning twenty separate leads into one thing that can be carried, tested, and replaced.
1. The 2.2mm Pitch 20P Female Housing turns twenty separate leads into one item that can be built, tested, and replaced as a unit.
2. A single wide body at the enclosure wall removes a row of narrow plugs and the mate operations that come with them.
3. PBT molding keeps cavity geometry stable through the build-and-refit cycle a serviceable loom goes through.
4. Natural resin color keeps the housing at its base material, so no pigment decision has to be frozen at drawing release.
5. The fixed position order lets one wiring schedule serve the drawing, the label set, and the test procedure without translation.
Q: How is the 2.2mm Pitch 20P Female Housing installed on a pre-built loom?
A: Build and test the sub-loom on the bench with all twenty terminals loaded, then bring the finished assembly to the machine and offer the body square to its mate so the keying engages in one movement. Check the bundle route before the final push, because a loom loaded sideways against the cable exit will stress the connector over time.
Q: How should I plan circuit positions on this 20-position female housing?
A: Map the schedule onto the fixed cavity order before tooling, and keep position numbering identical on the drawing, the label set, and the test sheet so one document serves all three. A lead or a label can then be checked against a single reference, which is what keeps a twenty-circuit loom from drifting during rework.
Q: What do I check when a sub-loom comes back for service?
A: Start at the connector: look for a distorted shell, a cavity that no longer holds its terminal, and any lead loaded sideways against the cable exit. Because the positions run in a fixed order, the returned assembly can be re-checked against the same schedule used at build, and a single replacement is then made on the bench rather than inside the enclosure.
Q: Do all twenty positions have to be populated in this wide housing?
A: No. Cavities can be left empty and used later, so a design can start with fewer circuits and add them without changing the connector. Cap or seal any unused position according to your harness practice, and note that the body width stays the same whichever positions are loaded.
