How about the quality guarantee period ?

Our warranty period is one year since from shipping date.

Can I add or delete items from my order if I change mind?

Yes, but you need to tell us asap, if your order has been done in our production line, we cannot change it.

How can you guarantee the production quality?

The quality of our products has passed UL&CE&ISO140001&IS09001certification. We have 10+ years professional sensor manufacturing history and 18+ years ODM labeling experience with global top sensor brands.

3wires M30 DC Inductive Switch Proximity Sensors Sn30mm NPN No+Nc

Name: 3wires M30 DC Inductive Switch Proximity Sensors Sn30mm NPN No+Nc
Brand: Nanjing KJT Electric Co., LTD
SKU: 2031979825

Jiangsu, ChinaNanjing KJT Electric Co., LTD

US$3.20-4.80

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Microwave Sensor Switch, Infrared Sensor Switch

Principle

Eddy Current, Infrared

Model NO.

M30 Proximity Sensor

Wires

NPN (Three-Wires), 2 Wire /3 Wire

Standard

Application

Basement, Mechanic

Size

M30, Standard

Certification

ISO, RoHS, CE, ISO, RoHS, CE

Model

M30

Protection Level

IP67

Sensor

Low Temperature

Output

Nc No

Transport Package

Polybag

Specification

M30 Non-Flushed proximity sensor

Trademark

KJTDQ

Origin

China

HS Code

8541300000

Production Capacity

50000

Key features

Customizable Dimensions: Overall dimension, cable, and detection distance can be customized to meet specific needs.

High Reliability: Features long life cycle, high reliability, and strong anti-interference ability with dedicated IC.

Comprehensive Protection: Built-in reverse polarity, surge, and overcurrent protection circuits for DC 3-wire types.

IP67 Protection Rating: Dust-tight and water-resistant housing meets IEC standard for harsh industrial environments.

Fast Response Time: Ultra-fast response time of less than 3ms with a frequency of 500Hz for precise detection.

Wide Operating Voltage: Operates reliably within a voltage range of 10-36 VDC for versatile power supply options.

LED Indicator: Equipped with an LED indicator for easy visual monitoring of the sensor's operating status.

Global Certification: Passed UL, CE, ISO9001:2015, and ISO140001 certifications ensuring top-tier quality standards.

Company profile

Nanjing KJT Electric Co., LTD

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤9.07h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryThe supplier identifies itself as a factory and demonstrates several established operational capabilities. It has documented procedures and records for corrective and preventive actions, complaint handling, supplier assessment, and service capability. It reports OEM service for popular brands, ODM and multiple customization modes, in-stock capacity, 50 qualified service-capability suppliers, and peak/off-season lead times within 15 working days. Quality-related evidence includes ISO9001:2015, RoHS, and CE. However, the supplier lacks R&D audit documentation, reports zero patents, has no new products in the past year, no available SDK, no overseas warehouse or showroom, and no valid manufacturing-capacity contract with related subcontractors. Financial records are referenced for 2022–2024, but the slices do not provide enough detail to assess financial strength. Customer-case evidence is limited to a general OEM statement.

Supplier typeThe supplier is explicitly identified as a factory, indicating direct manufacturing status rather than only a trading or service-company profile.

CertificationsThe supplier reports an ISO9001:2015 certificate and RoHS and CE product-certification capabilities. These are explicit quality and product-compliance credentials, although the slices do not provide certificate scope or validity dates.

After-Sales capabilityThe supplier has documented and followed procedures for corrective/preventive actions and customer complaints, and its R&D responsibilities include after-sales service. Service quotations and payment terms are defined, while lead time is stated as within 15 working days in both peak and off-season periods.

R&D capabilityThe supplier uses CAD and AI and offers ODM services and product design customization, but it reports zero R&D patents, no available SDK, no R&D audit documentation, and no new products during the past year. The evidence therefore shows some development tools and service capability but also explicit limitations in documented and output-based innovation.

Production capacityAs a factory, the supplier reports in-stock capacity, OEM service for popular brands, 50 qualified suppliers for service capability, written assessment procedures, and lead times within 15 working days. However, it also reports no valid manufacturing-capacity contract with related subcontractors; overall production capability is supported, but the stated contractual deficiency is material.

Customization capabilityThe supplier supports customization from samples, designs, full customization, minor customization, and flexible customization, and it provides ODM services. The R&D engineer role also includes preparing samples according to customer requirements, providing direct evidence of broad customization support.