What is the cold stage withstand voltage?

The cold stage withstand voltage is 1500V/S with a cut-off current of 5mA.

What is the leakage current at working temperature?

The leakage current at working temperature is less than or equal to 0.5mA.

63mm Flange Type Calrod Rod Copper Heating Element for Commercial Water Boiler

Name: 63mm Flange Type Calrod Rod Copper Heating Element for Commercial Water Boiler
Brand: Thermal International Co., Ltd.
SKU: 2210504015

Guangdong, ChinaThermal International Co., Ltd.

US$1.81

500-999 Pieces

US$1.74

1,000-4,999 Pieces

US$1.65

5,000-9,999 Pieces

US$1.54

10,000+ Pieces

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Certification

RoHS, CE

Type

Heating Element

Model NO.

WH-1601

Material

Copper

Form

Heating Wire

Shape

Tubular

Max. Operating Temperature

120℃

Voltage

380V

Power

6kw

Maghnesum Powder(MGO)

Mhtm

Cold Stage Withstand Voltage

1500V/S (Cut off Current 5mA)

Cold Stage Insulation

≥50mΩ

Transport Package

Wooden Packaging

Specification

380V 6KW

Trademark

Thermal International

Origin

China

HS Code

851680

Production Capacity

150, 000/Month

Key features

High Thermal Conductivity: Copper tube shell ensures rapid heat transfer to water for improved heating efficiency.

Safe Internal Structure: Magnesium oxide powder provides excellent thermal conductivity and electrical insulation.

Easy Installation: Flange connection allows firm fixing on tanks with good sealing to prevent leakage.

Corrosion Resistant: Copper material adapts to drinking water environments without polluting water quality.

Certified Quality: Products are certified with RoHS and CE standards for safety and compliance.

Customizable Power: Available in various power options like 3KW, 6KW, 9KW, and 12KW to fit needs.

Flexible Voltage: Supports 220V for small equipment and 380V for large high-power commercial units.

Durable Heating Wire: Uses 0Cr25Al5 or Cr20Ni80 heating wire for reliable performance and longevity.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Thermal International Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2008-09-01Nearest Port: Shenzhen, ningbo and ShanghaiAverage Response Time: ≤3.24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FCA

AI-Powered supplier vetting

SummaryThermal International Co., Ltd. is identified as a private manufacturer/factory in Shenzhen, China, specializing in home-appliance heating elements, thermostats, switches, and motors. The supplier reports ISO 9001 certification, six production lines in one operational record, and a separate company description claiming ten assembly lines across three owned factories. It reports 11–20 R&D engineers, 11–20 quality-control staff, and product output information for hot plates, heating elements, and thermostats. Export activity began in 2008, with 51%–70% of total sales from exports and self-operated import/export rights. The supplier states that it supports on-site and third-party inspections, pre-sales consultation, timely delivery, and after-sales service. However, several areas—including outsourcing procedures, inventory, overseas operations, OEM/ODM, SDK-related R&D, quality traceability, customer cases, and current audit validity—remain unverified or explicitly unknown.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory, with a stated factory location in Shenzhen, China. Its reported production infrastructure includes six production lines in one record, while another description claims ten assembly lines across three owned factories, so the exact consolidated factory footprint is inconsistent but manufacturing status is clear.

CertificationsThe supplier reports ISO 9001 certification for its management system. This is explicit evidence of certification holding, although no certificate number, scope, or validity period is provided.

After-Sales capabilityThe supplier states that it provides personalized service from pre-sales consultation through after-sales service, with a sales team offering professional advice and timely delivery. These statements support the existence of an after-sales service commitment, although no service-level details or performance evidence are supplied.

Production capacityThe supplier reports six production lines in one factory record, while its company description states ten assembly lines across three owned factories. It also provides product-specific output quantities for hot plates, heating elements, and thermostats, which explicitly supports established production capacity, although the differing line counts should be clarified.