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Supplying Demand Q105 3120A357 Furnace Heat Pump Sequencer 1DPST 1SPST 24 Volt On 1-110 Off 1-110
Supplying Demand is lowering the price of repair, reducing waste by utilizing reusable or recyclable packaging, and empowering customers through educational materials.
Supplying Demand Q105 3120A357 Furnace Heat Pump Sequencer 1DPST 1SPST 24 Volt On 1-110 Off 1-110
Item #: 31765030

Supplying Demand Q105 3120A357 Furnace Heat Pump Sequencer 1DPST 1SPST 24 Volt On 1-110 Off 1-110

Item #: 31765030

SHP 59

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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In stock
us Imported from USA store

QTY:

Order now and get it around Friday, August 07
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Supplying Demand is lowering the price of repair, reducing waste by utilizing reusable or recyclable packaging, and empowering customers through educational materials.
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Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Dual Functionality
This sequencer offers both 1DPST and 1SPST capabilities, ensuring versatile operation for various furnace and heat pump configurations, enhancing compatibility and usability.
Voltage Flexibility
Operating at 24 volts, the product is designed to easily integrate into most HVAC systems, providing a reliable and efficient solution for temperature control and energy savings.
Precise Control
With a unique timing mechanism of 1-110 on/off cycles, this sequencer ensures optimal performance and precision in managing heating systems, reducing wear and extending equipment life.

Product Details

Shop online for the best deals on the Supplying Demand Q105 3120A357 Furnace Heat Pump Sequencer at Ubuy Saint Helena. Get reliable 24 Volt On 1-110 Off 1-110 sequencer for your HVAC system.
  • Compatible with electric, gas, or oil heat systems
  • Turns on at 1-110 seconds and off at 1-110 seconds
  • 24 volt control circuit
  • Five second delay between subsequent stages
  • UL and CSA approved
  • Suitable for electric furnaces, heat pumps, gas furnaces, and oil furnaces
Item Weight1 lbs (450 grams)

Who Should Buy?

Suitable For
  • HVAC Technicians

    Ideal for technicians needing reliable sequencers for furnace and heat pump installations and repairs.

  • Homeowners

    Beneficial for homeowners aiming to maintain efficient heating systems in their residences.

  • DIY Enthusiasts

    Perfect for DIYers looking to upgrade or troubleshoot heating systems without professional assistance.

Not Suitable For
  • Non-Technical Users

    Not suitable for users uncomfortable with electrical components or HVAC systems installation.

Product Description

Supplying Demand Q105 3120A357 Furnace Heat Pump Sequencer 1DPST 1SPST 24 Volt On 1-110 Off 1-110

Have any Query? Chat with us

Customer Questions & Answers

  • Question: How did Supplying Demand start?

    Answer: Started by professional service technicians with combined 50+ years experience.
  • Question: Why do they love what they do?

    Answer: Because it's what they do. Constantly seeking out new parts to bring to market.
  • Question: What problem are they solving?

    Answer: Lowering the price of repair, reducing waste, empowering customers through education.
  • Question: Will this replace a 12sh22 308771 24v thanks

    Answer: As long as it’s 24v and the wiring matches it should be ok.
  • Question: Does the part look exactly like the pictures?

    Answer: Yes, it looks exactly like the pictures. Mine did and has worked perfectly.
  • Question: Will this work on 2003 coleman eb15b furnace with two elements?

    Answer: You must understand schematic drawing and what your existing relay looks like to know if it will be a compatible replacement.

Supplying Demand HVAC Controls Editorial Review

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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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