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The cost of explosion-proof certification is related to the following aspects

1. Do you want to obtain an explosion-proof certificate or an explosion-proof 3C certification? If explosion-proof 3C certification is required, a factory audit is required, which includes audit fees and audit feesZhongnuo TestingTravel expenses for auditors, application fees for 3C certificates, and certificate fees, etc

2. Related to explosion-proof signs. Different explosion-proof signs have different explosion-proof testing items, and the cost naturally varies as well

3. Domestic explosion-proof certification or international explosion-proof certification? SameExplosion proof signsATEX/IECEx certification is much more expensive than domestic explosion-proof certificates and requires factory audits. The North American explosion-proof certification is even more expensive, 100000 yuan

4. Do you need to retest? Some customer products have never been made beforeExplosion proof designIf you bring it over, it will require rectification and retesting, which will increase the cost. If the product also comes with a battery, battery testing is also an expense, especially if the battery always fails to test.

5. Do you need to expedite. Laboratories have many orders and often require queuing. If there is an urgent need, an urgent fee will be charged.