SETsafe | SETfuse
SETsafe | SETfuse
SETsafe | SETfuse
SETsafe | SETfuse
SETsafe | SETfuse
idea Thermal CutOff (iTCO)
  • idea Thermal CutOff (iTCO)
  • TRRxxx-R series×
TRRxxx-R series

MC Rated Current (Ir):  100 A

MC Rated Voltage (Ur): 250 / 500 VDC

CC Rated Voltage (Ur): 24 / 48 VDC

Rated Functioning Temp. (Tf): 150 ℃


2024-2026 Year Version.

iTCO TRRxxx-R_SETsafe & SETfuse.pdf

Datasheet (PDF Document) Include: Specifications, Agency Approvals, Packaging, Structure Diagrams, Glossary, Part Numbering System, Installation, Usage, Replace, Storage and other information.


Xiamen SET Electronics Co., Ltd.


● Low Impedance, Low Power Consumption

● MC Controlled Fusing Time ≤ 60 s

● Non-Resettable

● Active Control

● Over Temperature Protection

● Self-Control Protection

● RoHS & REACH Compliant

Mounting Style

Stud, Soldering

3D of Product Structure

You can download the 3D diagram of product structure to help you improve design efficiency to create more great products.

iTCO_TRRxxx-R series_3D_SETsafe &


● Electric Motorcycle, Electric Golf Cart, Electric Yacht

● Home energy storage

● Base Station Power Supply, Battery

Technology Applications Markets Applications

Design Standards & Agency Approvals


The following certificates (PDF Documents) are only used for browsing on the web to prove the product has been certified. If you need a full version certificate, Please contact:

The following is part of the product certification, not the entire product certification.

Agency Approvals for ATCO2


UL (America):

Standards: UL60691

File No.: E214712

UL_iTCO_TRR150-RxN-RRZ_SETsafe & SETfuse.pdf

cUL (Canada):

Standards: CAN-CSA-E60691

File No.: E214712

cUL_iTCO_TRR150-RxN-RRZ_SETsafe & SETfuse.pdf

Quality Assurance

iTCO Quality Assurance

For product quality, our goal is to be industry-leading. We ensure that the quality of the product meets the expected goals from the following process.

Quality Policy.

Qualified Supplier of Raw Materials.

Incoming Quality Control (IQC):

Acceptance Quality Limit (AQL), Dimension, Function, Visual Inspection, RoHS & REACH Test. etc..


Online Inspection and Function Test 100%, etc..

In Process Quality Cortrol (IPQC): AQL, Dimension, Function, Visual Inspection, etc..

Final Quality Control (FQC):

AQL, Dimension, Function, Visual Inspection, RoHS & REACH Test, etc..

Reliability Test:

AQL Sampling Test.

Outgoing Quality Control (OQC):

Packaging, Labeling, Quantity Inspection, etc..

Agency Information:

Safety Certificate Agency Annual, Quarterly Audits. Include UL, cUL, VDE, TUV, KC, PSE, CCC. etc..

Quality Management System:

TUV Approved and Issued Certificate.


SETsafe | SETfuse

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