What materials are used in the construction?

The heating element is Ceramic and the shell is made of Aluminum.

Do these heaters require external thermal cutoffs?

No, the self-regulating PTC technology eliminates the need for external thermal cutoffs.

What payment methods are accepted?

We accept PayPal, T/T, and Credit Card.

Long Life PTC Air Heaters for Buses Coaches Air Conditioning HVAC Systems

Name: Long Life PTC Air Heaters for Buses Coaches Air Conditioning HVAC Systems
Brand: Guangdong Ruiji Precision Electronics Co., Ltd
SKU: 2302164395

Guangdong, ChinaGuangdong Ruiji Precision Electronics Co., Ltd

US$0.50

500 Pieces

Product profile

Customization

Available

Certification

RoHS

Type

PTC Air Heater

Model NO.

PTC-151

Material

Ceramic+Metal

Form

Self-Heating PTC Heater

Shape

Rectangle, Square, Tubular or Customized

Rated Voltage

12V-380V

Rated Power

10W-5000W

Heating Element

Ceramic

Shell

Aluminum Shell

Size

Customized

Cable

Customized

Transport Package

Standard

Specification

Customized

Trademark

Tianrui

Origin

Dongguan, China

HS Code

8516800000

Key features

Customized Dimensions: Available in Rectangle, Square, Tubular, or fully Customized shapes and sizes.

Wide Voltage Range: Operates efficiently with rated voltage from 12V to 380V.

High Power Capacity: Rated power ranges from 10W to 5000W, with customization options available.

Self-Regulating Technology: PTC ceramic elements automatically adjust output to prevent overheating without external cutoffs.

Rapid Heat Response: Delivers instant warm air upon activation for immediate passenger comfort.

Durable Construction: Built with Aluminum Shell and Ceramic elements to withstand vibration and temperature fluctuations.

RoHS Certified: Meets RoHS environmental standards for safety and compliance.

Low Maintenance Design: Solid-state design with no moving parts extends operational lifespan.

Company profile

Guangdong Ruiji Precision Electronics Co., LtdGuangdong, China

Business Type: Manufacturer/FactoryExport Year: 2009-08-08Nearest Port: ShenzhenAverage Response Time: ≤9.01hTerms 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.