What are the available power supply options?

Standard options include 220-240V AC and 12V DC. We also support Dry Contact and RS485, and can customize other voltages like 9V or 24V upon request.

How does the DND function work with the doorbell?

When the DND button is pressed, the red LED lights up, and the indoor bell will not ring even if the doorbell is pressed outside.

What certifications does this product have?

The product is certified with CE, FCC, and ROHS standards to ensure safety and quality compliance.

Automatic Dnd Door Sensor Smart Hotel Doorbell System

Name: Automatic Dnd Door Sensor Smart Hotel Doorbell System
Brand: Shenzhen Able Technology Co., Ltd
SKU: 2239216765

Guangdong, ChinaShenzhen Able Technology Co., Ltd

US$22.90

5-499 pieces

US$20.90

500-999 pieces

US$18.90

1,000+ pieces

Sample price:US$20.90/piece.Request sample

Product profile

Customization

Available

Color

Black

Installation Method

Wallmounted

Model NO.

E172

Material

Aluminum Alloy Frame + Toughened Glass Panel

Pole

Single Pole

Shape

Square

Switch Type

Single Control

Size

172*86mm

Voltage

220V AC / 12V DC

Logo

White LED Light

Room Number

White LED Light

Dnd

Red LED Light

Mur

Green LED Light

Bell

Blue LED Light

Transport Package

Carton

Specification

60PCS/CTN

Trademark

ABLE

Origin

Guangdong

HS Code

85365090

Production Capacity

50000PCS/Year

Key features

Full Customization Support: Customizable size, voltage, logo, room number, and LED light colors to match hotel style.

Smart LED Status Display: Distinct LED colors indicate DND (Red), Cleaning (Green), Bell (Blue), and Check-in (Blue) status.

Durable Material Construction: Built with Aluminum Alloy Frame and Toughened Glass Panel for long-lasting performance.

Low Minimum Order Quantity: MOQ is only 1 piece, allowing for easy trial orders and flexible procurement.

Comprehensive Warranty: Provides a 3-year warranty covering mechanical defects and quality assurance.

Multiple Power Options: Supports 220V AC, 12V DC, Dry Contact, and RS485, with other voltages customizable.

One-Stop Smart Hotel Solution: Offers matching accessories like indoor panels, touch switches, and sockets for unified design.

Certified Quality Standards: Products are certified with CE, FCC, and ROHS for safety and compliance.

Company profile

Self-brandedPatents AwardedYears of Export ExperienceFast Delivery

Shenzhen Able Technology Co., Ltd

Guangdong, 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: 16 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.25h

AI-Powered supplier vetting

SummaryABLE is an intelligent-switch and intelligent-control technology supplier located in Shenzhen. It reports four production lines, six to ten quality-control staff in one record, one quality inspector in another, and 16 years of export experience, with exports representing 41%–50% of sales. The supplier supports OEM, ODM, SDK-based development, and multiple customization modes, and reports new products in the past year. However, it has no stated supplier-management-system certification, no 3D software design service, and no overseas warehouse, showroom, agent/branch, or offline trade-show capability. Service-management procedures exist but lack written records for assessment, corrective actions, and complaint handling. The supplied financial records are inconsistent; no financial figures are reported here due to privacy restrictions, so financial credibility cannot be reliably assessed. Customer cases are not explicitly provided.

Supplier typeThe supplier’s stated business scope covers production, research, development, design, and sales of intelligent switches and intelligent-control technologies. Its four production lines and export activity indicate a manufacturer with product-development and international-sales functions.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. No qualifying certification is identified in the provided information.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, supports SDK availability, and conducts research and development of intelligent-control technologies and products. It does not provide 3D software design services, but the available evidence supports meaningful product-development capability.

Production capacityABLE reports four production lines, CNC and laser-engraving equipment, and a finished-product inspection method with instructions that are uniformly followed. Quality-staff data differs between six to ten quality-control staff and one quality-assurance/control inspector, so staffing depth is not fully consistent, but production infrastructure is explicitly present.

Customization capabilityThe supplier welcomes customized orders and explicitly supports customization from samples, designs, full customization, minor customization, flexible customization, OEM, and ODM services. This provides direct evidence of broad customization capability.

Product Q&A

Q:What customization options are available for this doorbell system?

We offer full customization including size (e.g., 172*86mm, 258*86mm), voltage (220V/12V/etc.), logo, room number display, and LED light colors for different functions.

Q:What does the LED light color indicate?

Red LED indicates Do Not Disturb, Green LED indicates Cleaning, Blue LED indicates Bell or Check-in, and White LED is used for Logo and Room Number.

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

The MOQ is 1 piece, allowing you to order a single unit for testing or small-scale implementation.

Q:What is the warranty period for this product?

We provide a 3-year warranty for this automatic DND door sensor smart hotel doorbell system.

Q:What materials are used in the construction of the device?

The device features an Aluminum Alloy Frame combined with a Toughened Glass Panel for durability and aesthetic appeal.