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Quick Details

  • Type: Air Conditioner Parts, Compressor
  • Application: Commercial
  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: HC
  • Model Number: QD-072

Packaging & Delivery

Packaging Details 100 Pcs per carton
Delivery Time 2-4 weeks

Time delay reply, air conditoner time delay, Time delay & time relay

Works with anticipator thermostat

* Time delay on break
* QD-072 Knob adjustable time delay from .03-10 minutes








1. Disconnect power.
2. Connect terminals in series with the starting device as shown in the system diagram below.
3. For 24 VAC circuits, apply control as packaged. For 120/240 VAC circuits, cut the jumper wire.
4. Select the desired time delay.
5. Reapply power, check operation.
Line Voltage: 18-240 VAC
Line Frequency: 50/60 HZ Output:
Output Ratings:
Maximum: 1.5 amps
Minimum: 40 mA
Inrush: 15 amps
Time Delay: .03-10 min. adjustable
Mode of Operation
Upon application of power, the load is energized. When the thermostat opens or there is a loss of power, the load is de-energized and the delay period begins. The compressor will not start again during the delay period. The QD-072 provides true thermostat interruption protection, even in the presence of a trickle current.
Timing Diagram
System Diagram
For replaces:
 Other time delay relay for air conditioner & refrigerator defrost timer:
 Our advantage:
1.Good quality and price
2.Experienced work staff and R&D staff
3.Prompt delivery guaranteed
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China (Mainland) | Trading Company
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Supplier Assessments:
2 Transactions 8,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $57,000
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