DN25 Threaded U-Type Stainless Steel Immersion Heater for Small Electric Water Heater

Name: DN25 Threaded U-Type Stainless Steel Immersion Heater for Small Electric Water Heater
Brand: Thermal International Co., Ltd.
SKU: 1987076521

Guangdong, ChinaThermal International Co., Ltd.

US$1.37

500-999 Pieces

US$1.35

1,000-4,999 Pieces

US$1.33

5,000-9,999 Pieces

US$1.31

10,000+ Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Certification

RoHS, CE

Material

Ni-Cr Wire

Model NO.

WH-7905

Form

Heating Wire

Shape

U-Shape Threaded

Thread Specification

DN25 (1-Inch BSPP Imperial Pipe Thread)

Thread Material

304 Stainless Steel External Hex Nut

Rated Voltage

AC 220V 50Hz

Rated Power

1.5/2/3/4/5kw (Commonly Used for Water Tanks)

Surface Power Density

10~12W/Cm² (for Water Heating)

Insulation Resistance

≥1000MΩ (at Room Temperature)

Withstand Voltage

1500V AC / 1min Without Breakdown

Leakage Current

≤0.5mA

Sheath Material

Food-Grade 304 Stainless Steel

Pipe Diameter

φ8mm / φ10mm

Pipe Wall Thickness

≥0.8mm

Transport Package

Carton/Pallet/Wooden Case Packaging

Specification

Liquid Heating Element

Trademark

Thermal International

Origin

China

HS Code

8516800000

Production Capacity

50, 000PCS/Month

Key features

Food-Grade SUS304 Sheath: Made of corrosion-resistant, scale-resistant 304 stainless steel, safe for drinking water heating.

DN25 Threaded Installation: Features a 1-inch BSPP external hexagonal thread for direct, leak-proof screwing into water tanks.

High Efficiency U-Shape: U-shaped double-tube design maximizes heat exchange area for rapid, uniform water heating.

Full Customization: Customizable voltage, power, length, and material to fit various household and industrial scenarios.

Durable Ni80Cr20 Wire: Uses high-purity nickel-chromium alloy heating wire with excellent oxidation and fatigue resistance.

Thermal Shock Resistance: Withstands frequent start-stop cycles and thermal shocks, suitable for long-term continuous operation.

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: ≤2.76hTerms 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.