Products
This is our heavy duty general purpose automotive relay CMA31. It is available in 2 mounting options, with bracket or without bracket. There are three kinds of contact forms: 1 Form A, 1 Form B, 1 Form C. It can be paralleled with resistor or diode. It is PCB board designed.
| Contact Data | |
| Contact Form | 1A,1B,1C |
| Contact Rating | 12VDC(Resistive): 40A 14VDC(A) 30A 14VDC(B)30A 14VDC(C) 24VDC(Resistive): 20A 28VDC(A) 10A 28VDC(B) NO/NC: 20A/10A 28VDC(C) |
| Max.Switching Voltage | 75VDC |
| Max.Switching Current | 40A |
| Max.Switching Power | 420W(C) ,560W(A) |
| Min.Switching Load | – |
| Coil Data | |
| Coil Voltage | 6～24VDC |
| Coil Power | 1.6W 1.8W |
| General Data | ||
| Dielectric Strength | Open Contacts | 550VAC,1min |
| Coil and Contacts | 550VAC,1min | |
| Electrical Life(ops.) | 100,000 | |
| Operating Temperature | -40℃ to +85℃ -40℃ to +125℃(T) |
|
| Terminal Type | Quick Connect | |
| Packaging | |
| Packing Method | 50pcs/Box(paper) |
| Qty/Ctn (Pcs) | 500/Carton |
| Carton Size L×W×H(mm) | 536×440×253 |
| Approx N.W. | 19.0（Bracket Mounting） 17.5（Without Bracket Mounting） |
| Approx G.W. | 21.6（Bracket Mounting） 18.8（Without Bracket Mounting） |
Applications: air compressor, heater, fan motor, blower fan, defogger, etc
Frequently asked questions:
Q1. How about your company? Do you have factories?
A: Our HKE company is one of the biggest relay manufacturers in China. Our products cover almost all the automotive market in China and have a good reputation. Of course we have our own factories, so our products come directly from the production line.
Q2. Can you send samples?
A: Yes, we can send you samples. More requirements you can contact us by email.
Q3. How long is your lead time?
A: Because of influence of COVID 19, generally the time is over 30 days. The demand for some popular products exceeds the supply, so the lead time maybe longer. But we will arrange our production as soon as possible according to your order.
Q4. How about your after-sales service?
A: We provide perfect after-sales service. If you have any problems of products, you can consult us by email. We will give you best solutions as soon as possible.
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