UL 508A Certification Cost

UL 508A is a safety standard for industrial control panels. JJRLAB in China is an authorized UL508A certification body, equipped with UL508A testing qualifications and full testing capabilities. They provide UL508A certification and UL testing services for industrial control panels/distribution panels.

Necessity of UL Certification for Electrical Control Panels

The U.S. Occupational Safety and Health Administration (OSHA) mandates that all electrical equipment in the workplace must be “certified” or undergo a thorough evaluation before use (29 CFR 1910.303 and 1910.399). Therefore, electrical control panels exported to the U.S. and North American markets require safety certification. UL508A is the primary standard for the safety requirements in the design of electrical control panels, and UL’s on-site evaluation is the recognized method to meet this requirement.

UL Certification Standards for Electrical Control Panels

- UL 508A: The standard for safety for industrial control panels.

- The standard covers the requirements for the enclosure of industrial control panels, general environmental industrial control panels, general industrial machinery, and special purpose industrial control panels (such as those for air conditioning and refrigeration, crane control, elevator control, flame control, marine use, etc.). It is applicable to industrial control panels for general environments.

UL508A Product CCN

- NITW: Industrial Control Panel

UL508A Certification Testing Items

Depending on the usage environment, tests may include salt spray, corrosion, and water spray tests.

UL508A Certification Structural Requirements

1. Enclosure requirements;

2. Electrical components requirements;

3. Grounding requirements;

4. Field wiring requirements for circuits;

5. Internal wiring requirements for circuits;

6. Isolation device requirements;

7. Branch circuit protection requirements;

8. Electrical controller requirements;

9. Internal wiring requirements for control circuits;

10. Overcurrent protection requirements for general control circuits;

11. Overcurrent protection requirements for control transformers;

12. Operator control panel requirements;

13. Marking requirements.

Documents Required for UL508A Certification

- BOM list

- Exploded structure diagram

- Usage environment

- Electrical parameters

- Electrical schematic diagram

UL508A Certification Process

1. Project Determination: Confirm the UL standard, certification cost, time, sample quantity, etc.

2. Documentation Preparation: Prepare all necessary documents or files as per UL’s requirements.

3. Sample Testing: Send samples to JJRLAB testing laboratory for product testing.

4. Report Issuance: If the product meets UL standards, a test report is officially issued.

5. Factory Inspection: UL will conduct an initial factory inspection to ensure compliance with standards.

6. Mark Usage: After passing the inspection, the applicant is officially authorized to use the UL mark.

How Much Does UL508A Certification Cost?

You can send us your product manual, and we will provide a quotation within 3 hours.