# 2961299 (Component) ## Description REL-MR- 12DC/21-21AU - Plug-in miniature power relay, with multi-layer gold contact, 2 changeover contacts, input voltage 12 V DC General Purpose Relay DPDT (2 Form C) 12VDC Coil Through Hole The Phoenix Contact 2961299 (REL-MR-12DC/21-21AU) is a plug-in miniature power relay designed for reliable switching in industrial automation, control panels, and interface applications. It features a 12 VDC monostable coil, 2 changeover (DPDT) contacts, and hard gold-plated AgNi contacts, making it suitable for switching low-level signals with high reliability. The relay is RT III sealed (wash-proof), ensuring protection against contaminants during PCB cleaning and harsh industrial environments. It is intended for use with compatible Phoenix Contact relay bases and accessories. Key Features 12 VDC monostable coil operation 2 changeover (DPDT) contacts Hard gold-plated AgNi contacts for reliable low-level signal switching RT III sealed (wash-proof) construction Mechanical life: up to 30 million operations 5 kV coil-to-contact isolation Fast operate and release times (typ. 7 ms / 3 ms) Designed for industrial control, PLC interfaces, automation, and switching applications Compatible with Phoenix Contact relay sockets and interface modules #PhoenixContact #Relay #PowerRelay #DPDTRelay #IndustrialAutomation #ControlPanel #PLC #InterfaceRelay #12VDC #ElectromechanicalRelay ## Component Details - **Owner:** adrian95 - **Created:** 6/28/2026 - **Last Updated:** 6/28/2026 - **Visibility:** Public - **Manufacturer Name:** Phoenix Contact - **Symbol Style:** parametric-v1 - **Mount:** Through Hole - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://www.phoenixcontact.com/en-us/products/single-relay-rel-mr-12dc21-21au-2961299?type=pdf - **Part Type:** Relay - **Manufacturer Part Number:** 2961299 - **Used in:** 6 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/2961299/phoenix-contact.html?utm_currency=USD&region=nac) | N/A | N/A | | [Mouser](https://www.mouser.com/en/ProductDetail/Phoenix-Contact/2961299?qs=cnRYwxSa51FF54pLbw0g6w%3D%3D) | $8.43 | 90 | - **Part Type:** Electromechanical Components - **Manufacturer:** Phoenix Contact - **MPN:** 2961299 - **Mount Type:** Through Hole - **Package / Case Code:** TO - **Pin Count:** 8 ## Pins | Pin | Name | Type | |-----|------|------| | 11 | COM_1 | | | 12 | NC_1 | | | 14 | NO_1 | | | 21 | COM_2 | | | 22 | NC_2 | | | 24 | NO_2 | | | A1 | COIL_1 | | | A2 | COIL_2 | | --- *Generated from [https://www.flux.ai/adrian95/2961299](https://www.flux.ai/adrian95/2961299)*