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We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

What is the rated voltage and current?

Rated Voltage AC is 250 V, Rated Current AC is 10.0 A, and Rated Direct Voltage is 16.0 V.

Micro Bimetal Thermal Switch Overheating Thermostat for Transformer Coils and Electrical Heating Devices Pumps Transformers Reactors Invertors

Name: Micro Bimetal Thermal Switch Overheating Thermostat for Transformer Coils and Electrical Heating Devices Pumps Transformers Reactors Invertors
Brand: Saftty Electronic Technology Co., Limited.
SKU: 1989373171

Jiangsu, ChinaSaftty Electronic Technology Co., Limited.

US$0.001-5.00

100 Pieces

Product specifications

ST07

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

High

Type

Temperature Fuse

Usage

Electronic

Shape

Long Strip

Fusing Speed

Fusing Device

Thermal Protector

Standard

Action Temperature in 5°C

60 °C - 180 °C

Tolerance (Standard)

± 5K

Thickness

5.1 mm

Diameter

10.9 mm

Length of The Insulation Cap

33 mm

Resistance to Impregnation

Suitable

Standard Lead Wire

0.81 mm² / AWG18

Insulation & Voltage Resistance

1.5 Kv

Reaction Time

< 1 Ms

Contact Resistance

≤ 50 MΩ

Operating Voltage Range AC/DC

Max. 500 V AC / 24 V DC

Rated Voltage AC

250 V

Rated Current AC

10.0 a

Rated Direct Voltage

16.0 V

Max. Switching Current DC

20.0 a

Transport Package

Box

Specification

ST07 027A5

Trademark

SAFTTY

Origin

China

HS Code

9032100000

Production Capacity

10000000

Key features

High Precision Protection: Pure temperature action type with bimetal-disc, ensuring accurate temperature control without current or heat effect.

Compact Embedded Design: Small size suitable for embedding inside coils, featuring silver plating to greatly reduce contact resistance.

Enhanced Sealing Technology: Good sealed when vacuum impregnation, reducing the probability of paint entering and causing product failure.

High Breaking Capacity: Designed for high breaking capacity, suitable for transformers, reactors, inverters, and electrical heating devices.

ISO 9001 Certified Quality: Manufactured in a 6,000-square-meter factory with over 70% automated processes and in-house lab testing.

Flexible Customization Options: Supports OEM/ODM services including customization from samples, designs, full customization, and minor adjustments.

Global Distribution Network: Exported to over 10 countries including USA, Germany, and Japan, serving more than 1,000 customers globally.

Company profile

Years of Export ExperienceFast DeliveryFull CustomizationR&D Capabilities

Saftty Electronic Technology Co., Limited.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.91h

AI-Powered supplier vetting

SummaryThe supplier operates in electronic component and electronic product manufacturing, sales, and related technology research and development, with import and export activity included in its stated business scope. It reports ISO9001:2015 certification, written inspection, corrective-action, complaint-handling, and supplier-assessment procedures, plus quality assurance. Production evidence includes multiple machines, in-stock capability, a one-month average lead time in both peak and off-season, and OEM service for well-known brands. Customization capability is broad, covering samples, designs, full customization, minor customization, and flexible customization. However, no valid manufacturing-capacity contract exists with affiliated subcontractors, there is no overseas warehouse or showroom, no available SDK, and the provided financial indicators are zero, preventing a positive assessment of financial credibility. Evidence of customer cases is limited to OEM service for well-known brands; no Fortune 500...

Supplier typeThe supplier identifies its business scope as electronic component and electronic product manufacturing and sales, alongside research and development in electronic communication and automation control technologies. It also states that it handles import and export activities, indicating a manufacturer with trading and technical capabilities rather than a purely trading entity.

CertificationsThe supplier reports an ISO9001:2015 certificate in both its sustainability-management and management-system information. Product compliance certification and raw-material reporting are listed only as “Others,” so the evidence supports management-system certification but does not establish specific product certifications.

After-Sales capabilityThe supplier has a clear complaint-handling procedure with followed records and reports overseas agents or branches. However, it has no overseas warehouse or showroom, and the stated number of countries offering overseas services is 0, so the available evidence supports procedural handling but not broad physical after-sales coverage.

Financial creditThe provided financial information reports zero operating revenue, operating cost, gross profit, gross margin, and current-ratio values for the stated periods. These figures do not provide positive evidence of financial strength or operating scale, while the absence of further verified financial details prevents a broader conclusion.

R&D capabilityThe supplier states that it conducts research and development in electronic communication and automation control technologies, which supports technical development capability. However, it explicitly has no available SDK, so the evidence does not show software-development support through an SDK.

Production capacityThe supplier lists multiple production and testing machines, has in-stock service capability, reports a one-month average lead time in both peak and off-season, and maintains written inspection and quality procedures. It also reports OEM capability for well-known brands, although it lacks a valid manufacturing-capacity contract with affiliated subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of a broad range of customization services.