Zhejiang ZUCH Technology Co., Ltd.
Ring or Spade Terminals · Ring Terminal Series
TO43752K-1301 M4 Ring Terminal Overview
TO43752K-3 is a ring terminal listed in ZUCH’s Ring Terminal Series. The published record identifies a 14-18AWG crimping range, M4 bolt size and Copper Alloy material. Confirm the drawing and conductor preparation before approving a harness or equipment BOM.
Application review
Ring Terminal Applications and Suitability Review
ZUCH publishes solution areas for engineering review. They are not proof that TO43752K-3 is approved for a specific platform. Confirm current, wire, mating and validation requirements.
01
Home appliance systems
Review terminal, wire range, mounting and mating-set requirements.
02
Automotive wiring programs
Automotive terminal-connectors research is relevant, but this page does not establish vehicle-platform qualification for TO43752K-3.
03
Energy and equipment wiring
Check conductor size, bolt interface, surface treatment and environmental limits against the project.
Supplier context
ZUCH Engineering and Manufacturing for Ring Terminal Projects
Company-level engineering, laboratory and manufacturing information can help buyers assess supplier capability. These supplier-reported statements do not replace product-specific qualification.
ZUCH states that it was founded in 1994 and operates as a group with 10 subsidiaries and three major production bases.
ZUCH reports more than 100 R&D staff, more than 150 authorized patents, a CNAS laboratory and a UL witness laboratory. Confirm scope and current validity.
ZUCH describes CCD online inspection and WMS/WCS logistics working with SAP, MES and SCADA systems.
Frequently asked questions
Ring Terminal Selection and Assembly FAQ
What is TO43752K-3 and which terminal type is it?
TO43752K-3 is listed as a ring in ZUCH’s Ring Terminal Series under the Ring or Spade Terminals product line.
What ring terminal size or interface should I check?
The published record lists a M4 bolt interface and a 14-18AWG conductor range. Confirm the drawing, mating hardware and conductor preparation before selecting a terminal connector.
How do I crimp a ring terminal and choose the right crimp tool?
For TO43752K-3, use the current ZUCH drawing and approved tooling for the 14-18AWG range; the public record does not identify a universal tool code.
What material, plating and environment are published for TO43752K-3?
The record lists Copper Alloy with Bright Tin-plated and a published usage environment of -40°~105°. Confirm current validation limits and project standards with ZUCH.
Can TO43752K-3 be used in an automotive wire harness?
Automotive terminal connectors are a search and application area, but this page does not establish vehicle-platform qualification for TO43752K-3. Confirm the applicable vehicle standard, current, mating system and validation plan.
What should I confirm before ordering this terminal connector?
Confirm model TO43752K-3, manufacturing code TO43752K-1301, wire range, bolt or interface size, mating hardware, surface treatment, environment, drawing revision, quantity and required documents.
Need help with your project?
Share the model, drawings and application requirements with the ZUCH team.
Project enquiry
Request a Quote for TO43752K-1301 Ring Terminal
Send the exact model and project inputs so ZUCH can confirm unpublished specifications, document revisions and purchasing terms.
- Exact model and expected quantity
- Wire range, bolt interface and application
- Surface treatment and environment requirements
- Destination market and required documents
