Menu

Why Can We Always Ensure Excellent Quality

Quality Control

  1. Current wave generator
    Shenzhen LLH Electrical Co., Ltd.
  2. LRC Digital Bridge
    Shenzhen LLH Electrical Co., Ltd.
  3. DC Power Supply + Programmable Electronic Load
    Shenzhen LLH Electrical Co., Ltd.
  4. Fluke Network Link Tester
    Shenzhen LLH Electrical Co., Ltd.
  5. Portable lightning protection component tester
    Shenzhen LLH Electrical Co., Ltd.
  6. Voltage Sensitive Resistors DC Parameter Meter
    Shenzhen LLH Electrical Co., Ltd.
  7. PINTEK High Voltage Probes
    Shenzhen LLH Electrical Co., Ltd.
  8. Prima 1.2/50us&8/20us 6KV Combined Wave Lightning Surge Generator
    Shenzhen LLH Electrical Co., Ltd.
  9. 6KV Lightning Surge Generator
    Shenzhen LLH Electrical Co., Ltd.
  10. Lightning protection component testing
    Shenzhen LLH Electrical Co., Ltd.
  11. Benchtop Digital High Precision Multimeter
    Shenzhen LLH Electrical Co., Ltd.
  12. RIGOL Digital Oscilloscopes
    Shenzhen LLH Electrical Co., Ltd.
  13. Automatic soldering machine
    Shenzhen LLH Electrical Co., Ltd.
  14. Unidux Thermal Imaging
    Shenzhen LLH Electrical Co., Ltd.
  15. Ground Resistance Tester
    Shenzhen LLH Electrical Co., Ltd.

Certification

Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: TÜV Certificate
Number: B 085813 0001 Rev. 00
Issue Date: 2025-06-05
Scope/Range: Surge Protective Device (AC SPD), models: LPM20-275/2, LPM20-275/3, LPM20-275/4, LPM20-275/1+N, LPM20-275/3+N and related FM suf
Issued By: TÜV SÜD Product Service GmbH
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: CE Certificate
Number: N8A 085813 0002 Rev. 00
Issue Date: 2025-06-05
Scope/Range: Surge Protective Device (AC SPD), models: LPM20-275/2, LPM20-275/3, LPM20-275/4, LPM20-275/1+N, LPM20-275/3+N and related FM suf
Issued By: TÜV SÜD Product Service GmbH
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: CE Certificate
Number: EBSZ250218214E
Issue Date: 2025-02-21
Scope/Range: This report applies to the Signal Surge Protector (Model: LS-CH5, DC5V) manufactured by Shenzhen LLH Electrical Co., Ltd., teste
Issued By: Guangdong Eurber Testing Co., Ltd.
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: CE Certificate
Number: EBSZ250218214E-R1
Issue Date: 2025-03-04
Scope/Range: This report applies to the Signal Surge Protector (Models: LS-CH5, LS-CH24, LS-CH12) manufactured by Shenzhen LLH Electrical Co.
Issued By: Guangdong Eurber Testing Co., Ltd.
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: CE Certificate
Number: EBSZ250218215EC
Issue Date: 2025-02-21
Scope/Range: This certificate applies to the Lightning strike counter (Model: LSC-500H, DC7.2V) manufactured by Shenzhen LLH Electrical Co.,
Issued By: Guangdong Eurber Testing Co., Ltd.
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: Utility Model Patent Certificate
Number: ZL 2019 2 1772567.5
Issue Date: 2020-07-07
Scope/Range: Patent for utility model titled "Lightning strike counting circuit and lightning strike counting device" (Patent No. ZL 2019 2 1
Issued By: China National Intellectual Property Administration (CNIPA)
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: Utility Model Patent Certificate
Number: ZL 2019 2 1773594.4
Issue Date: 2020-05-19
Scope/Range: Utility model patent titled "A lightning protection circuit" (Patent No. ZL 2019 2 1773594.4), owned by Peng Yu.
Issued By: China National Intellectual Property Administration (CNIPA)
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: Invention Patent Certificate
Number: ZL 2016 1 0816274.7
Issue Date: 2023-08-22
Scope/Range: Invention patent titled "A lightning monitoring and degradation state monitoring system and method for lightning protection boxe
Issued By: China National Intellectual Property Administration (CNIPA)
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: ISO 9001
Number: 46524Q10125R0S
Issue Date: 2024-06-06
Scope/Range: Research and sales of surge protector and lightning strike counters (Shenzhen LLH Electrical Co., Ltd.), in compliance with GB/T
Issued By: Shenzhen ZhongTian International Certification Co., Ltd. (ZTIC)
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: TÜV SÜD Certificate
Number: B 082487 0010 Rev. 00
Issue Date: 2021-10-11
Scope/Range: This certificate applies to the Surge Protective Device (Surge Protective Box), Model: PKT PRO 40T, manufactured by the certific
Issued By: TÜV SÜD Product Service GmbH
Shenzhen LLH Electrical Co., Ltd. Certifications
Standard: CE Certificate
Number: N8A 082487 0011 Rev. 00
Issue Date: 2021-10-11
Scope/Range: This Attestation of Conformity applies to the Surge Protective Device (Surge Protective Box), Model: PKT PRO 40T, confirming com
Issued By: TÜV SÜD Product Service GmbH
Contact Supplier
Submit Requirement