Decoder Relay Module AD22B04 12V 4 Channel DTMF Tone Phone Remote Controller PLC Switch Module

Name: Decoder Relay Module 12V 4 Channel DTMF
Brand: CMJSGG
SKU: OTF-US-HL-AM-B0D49L9SCQ
Price: 54.99 USD
Availability: InStock

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Decoder Relay Module AD22B04 12V 4 Channel DTMF Tone Phone Remote Controller PLC Switch Module

Regular Price: US$64.99

Special Price US$54.99

Availability: In stock

Supplier: CMJSGG

Category: Health & Household Eye & Visual Health Eye Patches

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US$19.99 shipping fees for any order

Key Benefits

📞 DTMF Tone Control — Responds to phone dial tones (DTMF) with default commands 1-4 to trigger individual relays, customizable to any 1-4 digit combination.
🔌 12V Operation — Operates at 12V with reverse polarity protection and standby current of 11-13 mA.
⚡ 4 Independent Relays — Four relay channels with operating currents ranging from 44 mA (1 relay open) to 140 mA (all 4 relays open).
🔄 Eight Operating Modes — Supports non-locking (momentary), self-locking (toggle), inter-locking (latch), and five delay options (5/20/60/120/250 seconds).
🎛️ Remote Phone Control — Remote controller module for PLC switching via standard telephone lines using DTMF tone detection.

Common Questions

What is the model number of this module?

The model is AD22B04.

What voltage does this module require?

It operates at 12V with reverse polarity protection.

How much current does each relay draw when open?

A single relay draws 44 mA when open; two relays draw 77 mA; three draw 110 mA; and four draw 140 mA.

What are the default control commands?

The default commands are 1/2/3/4, where dialing 1 controls relay 1, 2 controls relay 2, and so on; these can be customized to any 1-4 digit combination.

What operating modes are available?

Eight modes are supported: non-locking (momentary), self-locking (toggle), inter-locking (latch), and delay modes of 5, 20, 60, 120, or 250 seconds.

BE SAFE

WE ONLY SOURCE

FROM OFFICIAL SUPPLIERS

From United States

To International

In 5-10 Days

US$19.99 shipping fees for any order

GRAND SELECTION

Think of it and most probably we have it among our grand selection of products!

AMAZING PRICES

Get ready for the amazing and best Supps prices ever!

FIXED RATE DELIVERY

Get your order anywhere on this planet within 5-10 days with a fixed rate of $19.99 (no matter the size of your order)

+1 (844)-467 8777