CoolLED pE-400 Four-LED Fluorescence Microscope Illumination System

CoolLED pE-400 Four-LED Fluorescence Microscope Illumination System

Direct Fit / Single-Band
£5,100.00
Sale price  £5,100.00 Regular price 
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CoolLED pE-400 Four-LED Fluorescence Microscope Illumination System

CoolLED pE-400 Four-LED Fluorescence Microscope Illumination System

£5,100.00
Sale price  £5,100.00 Regular price 
Unsure which option you need? Contact Auckland Scientific for configuration advice.

Bright White Fluorescence Illumination

CoolLED pE-400

Four powerful LEDs deliver intense, controllable white-light illumination for routine and advanced fluorescence microscopy.

A modern replacement for mercury and metal-halide lamps

The CoolLED pE-400 combines four high-power LEDs to provide broad-spectrum white illumination from 365–635 nm. It supports popular fluorophores from DAPI through YFP to Cy5 while offering instant operation, precise irradiance control and rapid camera synchronisation.

Efficient Fluorescence Screening and Imaging

The pE-400 is designed for routine fluorescence screening, widefield imaging, sample visualisation on confocal systems and experiments requiring stable broad-spectrum excitation.

Global irradiance can be adjusted in 1% steps, allowing the lowest suitable excitation level to be selected for each sample. Combined with fast TTL triggering, this limits exposure to acquisition periods and helps reduce photobleaching and phototoxicity.

Direct-fit and liquid-light-guide configurations are available. The direct-fit version provides higher irradiance by coupling directly to the microscope, while light-guide delivery allows the source to be positioned remotely.

Four Powerful LEDs Broad white-light coverage from 365–635 nm.
Fast TTL Triggering Global triggering in less than 10 microseconds.
Precise Control Irradiance adjustment in 1% steps from 0% to 100%.
Mercury-Free Energy-efficient illumination with no replacement bulbs.

Key Features

  • Four-LED broad-spectrum white fluorescence illumination
  • Spectral coverage from approximately 365–635 nm
  • Supports fluorophores from DAPI through YFP to Cy5
  • Global irradiance control in 1% steps from 0% to 100%
  • Instant on/off operation with no warm-up or cool-down period
  • Global TTL triggering in less than 10 microseconds
  • USB Type-B connectivity for compatible imaging software
  • Compatible with the optional pE-6501 USB-TTL conversion kit
  • Single-band and multi-band DAPI excitation configurations
  • Direct-fit and liquid-light-guide delivery options
  • Stable and repeatable illumination for reliable results
  • In-field firmware upgrade capability
  • No mechanical shutter or replacement bulbs required
  • Mercury-free, laser-free and energy-efficient operation

SB or MB Filter Configuration

Configuration UV LED Typical Use
Single-Band – SB 365 nm Microscopes using single-band filter sets with DAPI excitation around 365 nm.
Multi-Band – MB 400 nm Microscopes using multi-band filter sets with DAPI excitation around 400 nm.

Available Configurations

Configuration Part Number Description
Direct Fit – SB pE-400-D-SB-YYY-ZZ Direct-fit system with 365 nm DAPI excitation and customer-specified microscope adaptor.
Direct Fit – MB pE-400-D-MB-YYY-ZZ Direct-fit system with 400 nm DAPI excitation and customer-specified microscope adaptor.
Light Guide – SB pE-400-L-SB-SYS-ZZ Remote light-source configuration with 365 nm DAPI excitation for use with a 3 mm liquid light guide.
Light Guide – MB pE-400-L-MB-SYS-ZZ Remote light-source configuration with 400 nm DAPI excitation for use with a 3 mm liquid light guide.
Configuration must be confirmed

Auckland Scientific will check the microscope model and installed fluorescence filter sets to confirm the correct light-delivery method, SB or MB configuration and microscope adaptor.

What Is Included?

  • CoolLED pE-400 four-LED light source
  • Remote manual control pod
  • Power supply
  • UK power cable
  • Customer-specified microscope adaptor with direct-fit configurations
  • Light-source stand with liquid-light-guide configurations

A liquid light guide, universal collimator and microscope adaptor may be required for light-guide configurations and are selected separately.

Optional Accessories

Accessory Part Number Price
1.5 m long, 3 mm diameter liquid light guide pE-1906 Price on Request
3 m long, 3 mm diameter liquid light guide pE-1908 Price on Request
pE-Universal Collimator with customer-specified microscope adaptor pE-10400-YYY Price on Request
USB-TTL conversion kit for compatible software control pE-6501 Price on Request

Optional Extended Warranty

Warranty Option Part Number Price
Extension to four years of total warranty coverage pE-400-EXT-WRN-1 Price on Request
Extension to five years of total warranty coverage pE-400-EXT-WRN-2 Price on Request

Extended warranty coverage must be ordered at the same time as the illumination system.

Control Options

Manual control Global on/off and irradiance control in 1% steps
TTL triggering Global TTL input through a BNC connection
Triggering speed Less than 10 microseconds at full power
Connectivity USB Type-B for compatible imaging-software control

Technical Specifications

LED channels Four LEDs combined as broad-spectrum white output
Spectral coverage Approximately 365–635 nm
Irradiance control 0% to 100% in 1% increments
Power requirement 100–240 V AC, 50/60 Hz
Full white consumption 80 W at the wall
Light-source dimensions 243 × 102 × 197 mm; approximately 1.8 kg
Standard warranty Three-year CoolLED manufacturer’s warranty

Typical Applications

  • Routine fluorescence microscopy
  • Fluorescence screening
  • Widefield fluorescence imaging
  • Live-cell and time-lapse imaging
  • Multi-colour fluorescence microscopy
  • Sample visualisation on confocal microscopes
  • Replacement of mercury and metal-halide lamps

Brochures & Technical Resources

View the CoolLED pE-400 Series brochure and supporting product information in the Auckland Scientific Technical Resource Centre.

View Brochure & Technical Resources

Experienced Microscopy Support

Auckland Scientific brings over 21 years of microscopy sales and application experience. We provide knowledgeable support to help customers select the correct illumination system, light-delivery method, filter configuration and microscope adaptor. Support is available from initial specification through to installation, training and ongoing service.

Configuration Support

Please provide the microscope manufacturer, model and installed fluorescence filter sets when requesting a quotation. Auckland Scientific will confirm the correct configuration.

Microscope, fluorescence filters, liquid light guide and imaging equipment are not included unless expressly stated. Product appearance and specifications may be updated by the manufacturer without notice.

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