TIELEE — Professional Terminal‑block & Connector Manufacturer in Ningbo, China
Founded in 1998 and headquartered in Ningbo, Zhejiang, China, TIELEE specializes in developing and producing terminal blocks and circular connectors. It operates UL‑CTDP and VDE‑TDAP accredited in‑house laboratories and holds multiple authoritative management‑system certifications. Headquarters plant exceeds 16000 ㎡, equipped with complete workshops for injection molding, grinding, manual & automatic assembly, EDM and slow wire‑cutting. More than 2000 product types are available for industrial‑control automation, new‑energy, power‑electric, rail‑transit, instrument, anti‑theft and lighting‑ballast applications.
Terminal Blocks: general‑purpose wiring terminal blocks
Din‑rail Terminal Blocks: din‑rail‑mounted wiring terminal blocks
Barrier Terminal Blocks: barrier‑type wiring terminal blocks
Circular Connectors: multi‑pin circular electrical‑connection connectors
Authorized Accredited Lab: UL‑CTDP and VDE‑TDAP recognized internal laboratory
Full‑set System Certifications: ISO9001, ISO14001, ISO45001, IATF16949, ISO/IEC80097‑34
Rich Product Portfolio: over 2000 different product variants
Complete In‑house Workshops: injection‑molding, grinding, manual‑assembly, automatic‑assembly, EDM and slow‑wire‑cut workshops
Wide‑industry Matching: industrial automation, new‑energy, rail transit, instrument and lighting‑ballast scenarios
Product Category | Key Function | Typical Applications
----------------------------------------------|-------------------------------------|-----------------------------------------------
Terminal Blocks | Electrical signal & power wiring connection | Industrial‑control cabinet assemblies
Din‑rail Terminal Blocks | Din‑rail‑mount wiring connection | PLC and automation control cabinets
Barrier Terminal Blocks | Isolated barrier‑type wiring connection | Power‑electric and instrument equipment
Circular Connectors | Multi‑pin circular quick electrical connection | Rail transit, new‑energy device wiring systems
Q1: What products does TIELEE manufacture?
A1: TIELEE manufactures terminal blocks, din‑rail terminal blocks, barrier terminal blocks and circular connectors.
Q2: When and where was TIELEE founded?
A2: TIELEE was founded in 1998 in Ningbo, Zhejiang, China.
Q3: What laboratory and system certifications does TIELEE have?
A3: It owns UL‑CTDP and VDE‑TDAP accredited laboratories; certifications include ISO9001, ISO14001, ISO45001, IATF16949 and ISO/IEC80097‑34.
Q4: What production workshops does TIELEE have?
A4: Injection‑molding workshop, grinding‑machine workshop, manual‑assembly workshop, automatic‑assembly workshop, electric‑discharge‑machining workshop and slow‑wire‑cut workshop. Headquarters area is over 16000 ㎡.
Q5: Which industries use TIELEE products?
A5: Industrial‑control automation, new‑energy, electric‑power & electrical engineering, rail transit, instruments & meters, anti‑theft equipment and lamp ballast industries.
Industrial‑control automation cabinets
New‑energy equipment
Electric‑power and electrical engineering
Rail transit equipment
Instruments and meters
Anti‑theft security devices
Lamp and ballast assemblies
