How long is your delivery time?

Generally 3 days if goods are in stock. If not in stock, it takes 5-10 days depending on the quantity.

Do you provide samples?

Yes, we offer free samples, but the customer must pay the freight cost.

5V 12V 24V 220V PTC Heater Element Constant Temperature Thermostat Heating Plate

Name: 5V 12V 24V 220V PTC Heater Element Constant Temperature Thermostat Heating Plate
Brand: Guangdong Ruiji Precision Electronics Co., Ltd
SKU: 2157274832

Guangdong, ChinaGuangdong Ruiji Precision Electronics Co., Ltd

US$0.15-10.00

100 Pieces

Product specifications

Watts

Volts

Surface Temperature

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Certification

RoHS, ISO9001

Type

PTC Heater

Material

Ceramic

Form

PTC Heating Elements

Shape

Square

MOQ

10PCS

Wire Length

Customized

Warranty

1 Year

RoHS

Compliant

Transport Package

Carton

Specification

ptc heater

Trademark

neutral

Origin

China

HS Code

85162990

Production Capacity

100000 Pieces Per Month

Key features

Self-Regulating Temperature: PTC ceramic elements automatically adjust resistance to maintain constant temperature without external thermostats.

Customizable Wire Length: Wire length can be customized to meet specific application requirements.

Wide Voltage Range: Available in 5V, 12V, 24V, 110V, and 220V to suit diverse power sources.

High Safety & Efficiency: Features no open flame, high heat exchange efficiency, and prevents overheating.

RoHS & ISO9001 Certified: Products comply with RoHS standards and are manufactured under ISO9001 quality management.

Diverse Application Scenarios: Suitable for mosquito dispensers, air humidifiers, automotive heating, and medical equipment.

Fast Delivery Time: 3 days for stock items, 5-10 days for non-stock items depending on quantity.

Free Sample Availability: Free samples provided, though freight costs are not covered.

Company profile

Guangdong Ruiji Precision Electronics Co., LtdGuangdong, China

Business Type: Manufacturer/FactoryExport Year: 2009-08-08Nearest Port: ShenzhenAverage Response Time: ≤6.93hTerms 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:What is a PTC heater?

A PTC heater uses PTC ceramic elements to convert electrical energy into heat. Its resistance increases as temperature rises, enabling self-regulation of heat output.

Q:What is the structure of a PTC heater?

It typically consists of a PTC thermistor, terminals, insulating materials, and a casing. The thermistor is the core component responsible for generating heat.

Q:How does a PTC heater work?

When electricity passes through, it heats up. As temperature rises, resistance increases, reducing current flow to prevent overheating and maintain consistent temperature.

Q:What are the common applications of PTC heaters?

They are used in household appliances (kettles, hair dryers), automotive systems (seat heating, defrosting), medical equipment, and industrial drying systems.

Q:Are you a trading company or manufacturer?

We are a factory.