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Our SL147 2×2 spot light is ideal for long working distances and comes available in a variety of wavelengths.

The SL147 is characterized as a 2×2 Spot Light with the necessary optics to project light over longer distances.

Ideal Illumination for medium working distances.

The spot light is available in a very wide range of wavelengths from UV to IR.

Diffuser and polarizer options are also available as well as several lens choices.

A washdown version is also available as an option.

The SL147 provides 88kLux at a working distance of 4” (100mm).

Convenient mounting with an M4 nut channel.

PCN No: 144

Date Issued: February 22, 2018

Notice Type: Product Change

Product Type: Washdown Lights

Change Notification Summary Advanced illumination (Ai) is improving the way we manufacture Washdown lights which will change their outward appearance. We will be replacing the black cordstock with clear flowable silicon.

This change will provide a more durable finish and will effect the following lights: AL116, AL126, AL143, AL179, AL295, BL128, QM116, QM126, LL174 and SL147.

Please contact your Ai Sales Representative if you have any questions.

Washdown Lights Flowable Silicon


PCN No: 127

Date Issued: May 20, 2016

Notice Type: Product Revision Change

Product Type: SL147

Change Notification Summary

In an effort to improve our products, Advanced illumination (Ai) will update the LEDs used in the SL147 design. This change will result in a brighter, more uniform light at the same price*. Customers may still buy the current revision of this model until August 12th of 2016. After that time, orders for these products will be converted to their respective SL147 Revison A models.

This LED change will result in additional wavelengths being available: 365nm, 375nm, 385nm, 395nm, 405nm, 455nm, 505nm, 660nm, 730nm and 940nm. Additionally the white LED color temperture will be changing from 6100K to 5500K.

*Pricing for IR wavelengths (730nm, 850nm & 940nm) will be reduced to the same price as visible wavelengths. UV wavelengths (365nm, 375nm, 385nm & 395nm) are new additions to the product and will based at $590 list for C1/C5 connectors.

Orders for customized (dash numbers) versions of SL147 will be honored until December 8th of 2016. Ai will be actively working with customers for those products to simplify the transition.

Please contact your Ai Sales Representative if you have any question.

PCN 127 SL147

Electrical Specifications
24V Current
All Other Controls
365, 375, 385, 395, 405
0.24 A Max
455, 470, 505, 530, WHI
0.32 A Max
590, 625, 660, 730
0.31 A Max
0.34 A Max
0.22 A Max
Normal Operating Temperature
0 - 60°C
104.9g (3.7oz)
Standard Cable Information
2 m long -0/+150 mm (80" -0/+6") - 105°C rated PVC jacket, foil shield with drain.
Photobiological Risk Factor
Exempt Applicable Wavelengths: 850, 940
Group 1 (Low-Risk) Applicable Wavelengths: 455, 470, 505, 530, 590, 625, 660, 730, WHI
Group 2 (Moderate-Risk) Applicable Wavelengths: 365, 375, 385, 395, 405
CE, RoHS, IEC 62471
IP Rating
IP65 Sealed, IP50 Unsealed
Lumen Maintenance
L70 = 50,000 Hours