What certifications does the product have?

The product is certified with ISO, RoHS, and meets EN standards for smoke sensitivity.

What is the warranty period for this smoke detector?

We provide a five-year limited warranty for this product.

Low Price Smoke Detector CD2011 for Fire Alarm System

Name: Low Price Smoke Detector CD2011 for Fire Alarm System
Brand: Ningbo Sentek Electronics Co., Ltd.
SKU: 2082269992

Zhejiang, ChinaNingbo Sentek Electronics Co., Ltd.

US$2.40

2,000-4,999 Pieces

US$2.30

5,000-9,999 Pieces

US$2.15

10,000+ Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Type

Smoke Alarm

Signal Transmission

Wired Alarm

Model NO.

CD2011

Working Mode

Optical Smoke Alarm

Certification

ISO, RoHS

Application

Indoor

Working Principle

Electro-Optical Type

Transmission Mode

Cable

Color

White

Weight

84.5g/Set with Base

Dimensions

93.5mm(Dia. )X46.2(Ht) with Base

Certificate

Humidity

0 to 93% Rh,No Condensation or Icing

Operating Temperature Range

-10℃ to 55℃

Transport Package

Box

Specification

93.5mm(dia. )x46.2(ht) with base

Trademark

Sentek

Origin

Ningbo China

HS Code

8531100000

Production Capacity

100000/Month

Key features

Advanced Detection Algorithm: Uses 8-bit MCU with drift compensation and interference filtering for accurate fire warning.

Durable Sensor Design: Features a durable sensor head that requires no replacement, ensuring long-term reliability.

Wide Voltage Compatibility: Supports a wide voltage range (10-33V DC) with stable output for diverse installation environments.

Easy Installation: Designed with a sleek low-profile housing and simple wiring for quick and easy setup.

Certified Quality: Meets ISO, RoHS, and EN standards for smoke sensitivity and safety compliance.

Comprehensive Warranty: Backed by a five-year limited warranty for peace of mind and product durability.

Flexible Customization: Offers OEM/ODM services, full customization, and minor customization options.

High Performance Value: Provides reliable early warning with low cost and high performance for fire alarm systems.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceManagement CertificationR&D Capabilities

Ningbo Sentek Electronics Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 148 employees, focused on designing and manufacturing fire alarm and monitoring equipment, security products, smart-home equipment, detectors, sensors, and electronic components. It offers professional R&D, 3D software design, SDK availability, ODM, OEM, and broad customization services. Its products have passed national fire-electronic quality supervision testing and obtained mandatory CCCF certification. Quality and service processes are documented, including complaint handling, corrective and preventive actions, finished-product inspection, and supplier assessment. The supplier has valid manufacturing contracts with associated subcontractors and 12 qualified service-capability suppliers. However, it reports no in-stock capacity, overseas warehouse, or overseas showroom. Export sales account for 90%, with 19 years of export experience, but exports are conducted through an agent. Customer-specific cases are not clearly identified.

Supplier typeThe supplier is identified as a limited company with a combined company type and no stated affiliation with a larger corporate group. Its business scope covers design and manufacture of fire alarm, monitoring, security, smart-home, detector, sensor, and electronic-component products.

CertificationsThe supplier's listed fire alarm products passed qualification testing by the national fire electronic product quality supervision and inspection center. It also completed the required conformity-assessment audit and obtained national mandatory CCCF certification with the CCCF mark.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints, corrective and preventive actions, supplier-service assessment, and quality assurance. These records support an established service-management process, although the slices do not specify response times, repair coverage, or warranty terms.

R&D capabilityThe supplier is identified as a professional technical supplier with R&D capability, 3D software design services, and an available SDK. It reported new products within the past year and offers ODM services, providing explicit evidence of product-development and technical-design capability.

Production capacityProduction-related controls include valid contracts with associated subcontractors, documented finished-product inspection, quality assurance, and 12 qualified service-capability suppliers. The supplier has 148 employees and states a one-month average lead time in both peak and off seasons, but it has no in-stock capacity, overseas warehouse, or overseas showroom.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its R&D offering also includes ODM and OEM services, indicating broad ability to adapt or develop products to customer requirements.

Product Q&A

Q:What is the working principle of this smoke detector?

It adopts an electro-optical type working principle using non-polarity 2-wire technology and a highly integrated 8-bit professional MCU for powerful analysis and judgment.

Q:Is customization available for this product?

Yes, we offer OEM and ODM services, including customization from samples, designs, full customization, minor customization, and flexible customization options.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 2000 pieces.

Q:What are the payment terms and lead time?

Payment terms include LC and T/T. The average lead time is one month for both peak and off-peak seasons.

Q:Does the sensor head need replacement?

No, the product features a durable sensor head that does not need replacement.