This cold light single hole deep lamp (LED) features a simple structure, easy usage, good appearance, and practicability, as well as distinctive performance for deep illumination. It is more applicable to relatively low-storey rooms.

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Model-specific documentation

Documents for YD280D

Check the covered model, language and document status before use. The manual supplied with the actual unit remains the controlling reference.

Product datasheet · English

YD280D LED Operating Lamp (Emergency) product datasheet

Public PDF

HQS datasheet for the YD280D: product overview, features and the technical specifications published for this model. Confirm the ordered configuration in your quotation.

Product overview
Features
Technical specifications

Covered model: YD280D
Length: 1 pages
File: PDF · 184 KB
Web copy prepared: 2026-09-25

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LED Operating Lamp (Emergency) Specifications

PARAMETER	SPECIFICATION
Illuminance	≥ 50,000Lux
Color Temperature	4000 ± 500k
Color reduction index(Ra)	97
Total irradiance	171W/m ²
Size of light field	150mm
Service light of illuminant	50,000h
Power supply voltage	220V/50Hz
Rated power of bulb	3.2V/1w
Bulb	LED bulb
Total LED Bulb Quantity	1 9 pcs
Emergency time	3 hours

Compare models in this series

Differences below are taken from the specifications published for each model. Confirm the final configuration in your quotation.

This model belongs to the YD01AE series. The series overview lists every model side by side. Open series overview

Parameter	YD01AE	YD280	YD280DThis model
Illuminance	≥ 25 ,000 Lux	≥ 50,000Lux	≥ 50,000Lux
Color Temperature	4800± 500K	4000 ± 500k	4000 ± 500k
Color reduction index(Ra)	93	97	97

Warranty and after-sales service for YD280D

How HQS handles warranty, spare parts and repairs for this model.

Warranty period: The main-unit warranty varies by model and order. The period that applies is stated in your quotation and order confirmation; please confirm it before purchase.
What is covered: A malfunction caused by a manufacturing or quality defect within the warranty period is repaired free of charge. Consumables and accessories, damage from misuse, and units with an altered or removed serial label are not covered by the main-unit warranty.
Spare parts: Spare parts and technical support are available for at least eight years from the date HQS ships the product.
Response time: Service requests get a first reply within one business day. Please send the serial number, model, main-unit version and a description of the problem.
Repairs in warranty: If a confirmed warranty fault needs a replacement part, HQS ships the part at its own expense, and the faulty part is returned to HQS.
Repairs after warranty: HQS sends a cost-based quotation and proforma invoice first. Repaired parts are tested before they are returned. Technical help by email or phone is free.

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