• Q: 1.Where can find the price of a product?
    We do not show product prices on the CQC website. If you would like to enquire about a product, please contact our quotes team and provide a brief description Product Name and Quantity.
    Please send this to
  • Q: 2.What is our product warranty?
    It is about 1 year to 12 years in general depending on different product.
  • Q: 3.Hong long is the lead time?
    In general, it takes 3 to 5 weeks. If you’re expecting a specific lead time, please contact us for customizing your lead time.
  • Q: 4.Where can find the datasheet of a product?
    Most of our product pages have technical datasheets available for you to download directly. You can find products here.
    If you have searched our website and have not been able to find the information you’re looking for, please contact us.
  • Q: 5.How to find and test a suitable product before purchasing?
    Our dedicated and professional team of engineers and customer support specialist are at hand to help you choose the best solution for your project
    As well as we offer a sampling service for a range of CQC products. If you’d like to know more about how to order other product samples, please contact us.
  • Q: 6.What are typic standards in terms of Photocontrol/Photocell/ Photoelectric Switch/Dusk to Dawn sensor?
    American Standard: ANSI C136.10, C136.24, C136.41, UL773/UL773A
    ANSI (American National Standards Institute Reference for Roadway and Area Lighting Equipment)
    British Standard: BS5972:80CE
    Take a look at our photocontrols here.
  • Q: 7.What does the cap color of Photocontrol stand for?
    According to ANSI standard:
    105-305 Volt : Blue
    120 Volt: Gray; Optional: Black
    240 Volt: Maroon; Optional: Brown
    347 Volt (Canada): Green; Optional: Orange
    480 Volt: Yellow
  • Q: 8.What is the MULTI-VOLT for our photocontrol?
    It is designed to operate within the range of 105-305 volts.
  • Q: 9.What is Fail-on and Fail off Photocontrol?
    Failure of a photo control has Fail-on and Fail-off.
    A Fail-on Photo control remains the light on when the most likely a failure appears.?
    A Fail-off Photo control remains the light off when the most likely a failure appears
    Failures of thermal type photo control and electromagnetic type photo control are Fail-on.
    Failure of electronic type photo control has fail-on & fail-off.
  • Q: 10.What certification do we have for MCB (Miniature Circuit Breaker)?
    The miniature circuit breakers in our product line can be divided into European type and American type, the main standards of our MCB conform to are IEC/EN60898, UL489 and UL1077. Our CCB260 is UL489 certificated MCB. It is a commercial and industrial type circuit breaker. It can be applied to HVAC (Heating, Ventilation and Air Conditioning) equipments, as well as some electric panels of telecommunication and lights)