# Modbus RTU Relay Module (B) 7–36V Supply

- Category: Interface modules > Serial & bus interfaces
- Also known as: 7~36V supply, 7~36V 供电, Modbus RTU Relay (B), Modbus RTU Relay Module (B) 7–36V Supply
- Product page: https://partlark.xyz/p/c-modbus-rtu-relay-module-b-7-36v-supply-4a40d1ef16

## Details

- Identified as: Modbus RTU Relay (B) / 7~36V supply

## 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. 微雪电子waveshare代理店 (Taobao)

- Listing price: ¥167.28 (option and pack size unconfirmed)
- Listing status: listed; details checked 2026-11-13
- Marketplace listing: https://item.taobao.com/item.htm?id=610400737029
- Order via Superbuy (affiliate link): https://www.superbuy.com/en/page/buy/?platform=TB&id=610400737029&partnercode=EU3LLB&trackPayload=pc_share
- Matching options (PartLark variant links for the haul or bulk add):
  - Modbus RTU Relay (B) 7–36V supply (option price ¥172.38, pack size unknown, stock 61, best pick): https://partlark.xyz/p/c-modbus-rtu-relay-module-b-7-36v-supply-4a40d1ef16/variant?listing=30277&sku=5311396543826

## 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.