Do you keep goods in stock?

Yes, we have a large warehouse with many goods in stock to ensure fast delivery.

What are the shipment methods available?

We ship by Express, air, sea, and train. We compare options to provide the most proper shipment method for customers.

What is the MOQ for the first order?

The first order MOQ is 5 pcs, though different sensor types may have different MOQs.

What payment methods do you accept?

We accept T/T, Paypal, Western Union, and L/C.

What is the order process?

Send an inquiry or email to us. We will reply within 12 hours.

Do you provide technology support?

Yes, we have over 10 years of experience. Our engineers provide suggestions to help solve any problems.

What should be noticed when using KJT sensors?

Ensure working voltage is 10-30 V DC or 90-250 AC. Check sensing distance and object material. Ensure beam availability for photoelectric sensors and correct NPN/PNP output.

How can I get a sample?

We provide one free sample per sensor type if available in stock, but freight charges are not covered. If not in stock, we can produce it for you.

F40 Inductive Proximity Sensor (Namur Sensor)

Name: F40 Inductive Proximity Sensor (Namur Sensor)
Brand: Nanjing KJT Electric Co., LTD
SKU: 798904025

Jiangsu, ChinaNanjing KJT Electric Co., LTD

US$5.60-8.80

5 Pieces

Sample price:US$2.30/piece.Request sample

Product profile

Customization

Available

Type

Inductive Proximity Switch

Principle

Inductive

Model NO.

KJT-NJK40

Wires

Two-Wires

Standard

Application

Position Sensor, Speed Sensor

Certification

Material

Stainless Steel

Protection Degree

IP 67

Transport Package

Standard Size

Specification

Trademark

KJTDQ

Origin

China

HS Code

9033000000

Production Capacity

10000PCS/Month

Key features

Customizable Options: Cable length, sensing distance, housing material, and shape can be customized.

Durable Stainless Steel: Housing made of stainless steel with IP67 protection against dust, water, and oil.

High Reliability: Contactless operation with no abrasion and a service life up to one million cycles.

Comprehensive Protection: Features short-circuit protection, reverse polarity protection, and stable IC design.

Wide Application Range: Suitable for position control, speed sensing, and counting functions in various environments.

OEM and ODM Service: Supports custom branding, logo printing, and package design with MOQ of 500 pcs.

Fast Delivery: In-stock items shipped within 3 days; custom orders produced ASAP after payment.

Professional Support: Over 10 years of experience with engineers available to solve technical problems.

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: 16 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, PayPal, D/P, etc.

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.

Product Q&A

Q:What is the warranty period and quality certification?

18 months warranty. We have ISO, CE, and CCC certifications. Our sensors can replace famous brands like BALLUFF, IFM, P+F, TURCK, SICK, etc.

Q:Do you offer OEM and ODM services?

Yes, we produce our own brand KJT and provide OEM + ODM services. We can print your logo or company name on products and packages.

Q:What is the minimum order quantity for distributors?

To become a distributor, you need to sell between USD 5,000 to USD 60,000 per year. We offer price protection policies in every area.

Q:What are the requirements for custom logo printing?

The minimum quantity is 500 pcs per logo. For custom packaging, the MOQ is also 500 pcs per model. Send artwork in JPEG, TIFF, JPG, TIF, AI, EPS, or CorelDRAW formats.

Q:What is the delivery time for orders?

In-stock sensors are sent within 3 days. If not in stock, we produce ASAP after receiving payment. Delivery time depends on order quantity.