# PCA9555 modules

- Category: Interface modules > GPIO expanders & multiplexers
- Also known as: IO扩展模块, PCA9555, PCA9555 GPIO模块, PCA9555 IO expansion module, PCA9555模块
- Product page: https://partlark.xyz/p/c-pca9555-modules-095eae3b51

## Details

- Identified as: PCA9555

## Listings

Cached marketplace data: goods prices in CNY, freight, taxes and fees excluded. Prices, stock and options can change; confirm on the listing before ordering.

### 1. tp\_member (1688)

- Listing price: ¥53.00 (option and pack size unconfirmed)
- Listing status: listed; details checked 2026-11-04
- Marketplace listing: https://detail.1688.com/offer/865436800344.html?spm=kj.xyt.api.keywordQuery&fromkv=refer:HVCVSVCRJVNFERZUGNLDMT2CK5DVKMSEI5HFEWKHIFMUIR2OIJKUYNKRLBATESZXI5CTGVCTJVNFSSCFGJKE6T2CKJDVCMSEJNMDGM2QKU6T2PJ5HVEA1111
- Order via Superbuy (affiliate link): https://www.superbuy.com/en/page/buy/?platform=ALIBABA&id=865436800344&partnercode=EU3LLB&trackPayload=pc_share
- Matching options (PartLark variant links for the haul or bulk add):
  - PCA9555 module (option price ¥53.00, pack size unknown, stock 85, best pick): https://partlark.xyz/p/c-pca9555-modules-095eae3b51/variant?listing=2347&sku=5690749141346

## Ordering

Paste one or more variant links (one per line) into https://partlark.xyz/basket/bulk-add to add them to a haul. Matches are checked automatically and are not a guarantee of compatibility.