# ESP-01S Relay Module

- Category: Interface modules > GPIO expanders & multiplexers
- Also known as: ESP-01S Relay Module, ESP-01S Relay模块, ESP-01S relay board, ESP-01S relay module, ESP8266 relay board, ESP8266串口WIFI模块
- Product page: https://partlark.xyz/p/c-esp-01s-relay-module-76391a7e2e

## Details

- Identified as: ESP-01S relay module / ESP8266 relay board

## 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. 金华信芯电子科技有限公司 (1688)

- Listing price: ¥3.00 (option and pack size unconfirmed)
- Listing status: listed; details checked 2026-11-10
- Marketplace listing: https://detail.1688.com/offer/1059037064459.html?spm=kj.xyt.api.keywordQuery&fromkv=refer:HVCVSVCRJVNFERZUGNLDMTKKKFDVKNCUIFGVUWCHIEZUISKOIJLEQRSQK5BTIRCKJQ2FSVCPJ5FFKR2RLJCEST2CKFEEKMSEKNHDEN2QJY3FCPJ5HVEA1111
- Order via Superbuy (affiliate link): https://www.superbuy.com/en/page/buy/?platform=ALIBABA&id=1059037064459&partnercode=EU3LLB&trackPayload=pc_share
- Matching options (PartLark variant links for the haul or bulk add):
  - Without pin headers (option price ¥3.00, pack size unknown, stock 1100179): https://partlark.xyz/p/c-esp-01s-relay-module-76391a7e2e/variant?listing=20073&sku=6147378501690
  - With pin headers (no Wi-Fi module) (option price ¥4.73, pack size unknown, stock 2083): https://partlark.xyz/p/c-esp-01s-relay-module-76391a7e2e/variant?listing=20073&sku=6147378501689

## 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.