What is the voltage range for the PTC heating element?

The voltage is customizable from 3.7V to 265V.

What materials are used in the PTC heating element?

The material is Alumina Ceramic.

Maintenance Ceramic PTC Heating Element Thermistor with Self-Heating for Industrial Smart Systems

Name: Maintenance Ceramic PTC Heating Element Thermistor with Self-Heating for Industrial Smart Systems
Brand: Guangdong Ruiji Precision Electronics Co., Ltd
SKU: 2256042575

Guangdong, ChinaGuangdong Ruiji Precision Electronics Co., Ltd

US$0.15

10,000 Pieces

Product profile

Customization

Available

Certification

RoHS

Type

PTC Heating Element

Material

Alumina Ceramic

Form

Immersion Heater

Shape

Rectangle

Voltage

3.7V to 265V

Resistance at 25c

3.5r 15r 18r 180r 1200r

Tolerance

20%

Transport Package

Carton

Trademark

Tianrui

Origin

China

HS Code

8516800000

Key features

Automatic Temperature Control: PTC ceramic material provides self-regulating heat and over-temperature protection without extra controllers.

High Safety & Non-Flammable: No open flames or red glow; power automatically drops if ambient temperature exceeds limits to prevent burns.

Customized Voltage & Resistance: Voltage customizable from 3.7V to 265V; resistance options include 3.5R, 15R, 18R, 180R, and 1200R.

Wide Application Range: Suitable for home appliances, automotive electronics, medical equipment, and industrial smart systems.

RoHS Certified Material: Made from Alumina Ceramic material, certified with RoHS compliance for safety and environmental standards.

Compact & Long Lifespan: Compact design ensures stable temperature control with a long service life for intelligent thermal management.

Dry-Boil Protection: PTC heaters remain undamaged even if heated liquids boil dry, ensuring reliable operation in various scenarios.

Direct Power Operation: No external temperature control system required; simply connect power for automatic constant temperature control.

Company profile

Guangdong Ruiji Precision Electronics Co., LtdGuangdong, China

Business Type: Manufacturer/FactoryExport Year: 2009-08-08Nearest Port: ShenzhenAverage Response Time: ≤5.92hTerms of Payment: PayPal, T/T, Credit CardInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP, FCA, Others

AI-Powered supplier vetting

SummaryThe provided information presents Guangdong Ruiji Precision Electronics Co., Ltd as a China-based manufacturer/factory in Dongguan, Guangdong, established in 2009 and focused on PTC heaters, PTC thermistors, NTC thermistors, NTC sensors, and heating elements. It reports ISO 9001 certification, RoHS compliance, 6–10 R&D engineers, 6–10 quality-control staff, eight production lines, and nearly 100 million units of annual production capacity. The company states that it provides OEM/ODM services and serves customers in consumer electronics, household appliances, automotive, industrial equipment, HVAC, and related sectors. Export sales are reported at 51%–70%, with exporting since 2009. However, the slices contain inconsistent supplier identities: several records concern Guangdong Ruiji, while others identify Dongguan Tianrui Electronics Co., Ltd. This discrepancy should be resolved before relying on the combined capability claims.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory, with activities covering research, development, production, and sales of PTC and related thermistor products. However, the records use both Guangdong Ruiji Precision Electronics Co., Ltd and Dongguan Tianrui Electronics Co., Ltd, creating an identity inconsistency that should be verified.

CertificationsThe supplier explicitly reports holding ISO 9001 certification, and its products are stated to be RoHS compliant. These are direct positive indicators of documented quality management and product-compliance practices, although the specific scope, issuing body, and validity period are not provided.

R&D capabilityThe company is described as focusing on research and development, continuous improvement, and innovation, with 6–10 R&D engineers. It also reports eight automated assembly lines, which supports process modernization, but there is no evidence of patents, dedicated laboratories, new-product records, or quantified R&D results.

Production capacityReported production resources include eight production lines, eight automated assembly lines, 6–10 quality-control staff, and nearly 100 million units of annual capacity across a 5,000-square-meter facility. These explicit figures support substantial manufacturing capability, although the slices do not clarify whether all figures belong to the same legal entity because of the Ruiji/Tianrui identity inconsistency.

Customization capabilityThe supplier explicitly states that it provides OEM/ODM services, directly supporting the ability to undertake customer-specific product or manufacturing requirements. No details are provided on customization scope, engineering workflow, tooling, minimum order quantities, or development lead times.

Product Q&A

Q:Are we a trader or manufacturer?

Manufacturer

Q:Why should you choose us?

High quality. Competive price. Fast shipping.

Q:What is the approval?

ROHS

Q:What is the lead time for orders?

Peak Season Lead Time: within 15 workdays. Off Season Lead Time: within 15 workdays.

Q:What payment terms are accepted?

PayPal, T/T, Credit Card

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Maintenance Ceramic PTC Heating Element Thermistor with Self-Heating for Industrial Smart Systems