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IR Strobe, CSAR, MS-2000(M)


Description: Overview

The SDU-39/N (MS-2000(M) has become the main Combat Search and Rescue (C-SAR) Distress Marker Light carried by elite military forces around the world. Visible up to 6 miles, waterproof to 33 ft. US Mil-Spec: MIL-L-38217D


Since the introduction of the MS-2000(M), it has become the main Combat Search and Rescue (C-SAR) Distress Marker Light carried by elite military forces around the world. You'll think we pulled the new MS-2000(M) right out of the future. It's so advanced, no other commercial item fills the military Combat Search and Rescue (CSAR) mission needs. No other light comes close!


US Model No. SDU-39/N (MS-2000(M)

US Mil-Spec: MIL-L-38217D

NSN: 6230-01-411-8535



Shield extends/retracts for omni- or uni-directional visibility

Waterproof down to 33ft (10m) (50ft diver version available separately)

IR filter blocks all visiblelight (lets through only IR light)

Raised polarity indicators allow correct battery replacement in low or no visibility conditions

New braided steel retainer keeps battery door from being lost

Operates on 2 standard alkaline AA batteries - disposal causes no environmental impact

For extreme cold environments or long term storage, use 2 common lithium batteries

Blue filter distinguishes strobe from ground fire when in place


Size                                        4.5" x 2.2" x 1.1" (11.4 cm x 5.6 cm x 3.3 cm)

Weight                                 4.0 oz (115 g) without batteries

Light Output                       25,000 peak lumens per flash

Flash Rate                           50±10 per minute

Light Dispersion                                White-omnidirectional, IR-omnidirectional, Blue-unidirectional

Operating Life                   8 hours minimum-strobe; 2 hours minimum-incandescent

Visibility                               Military tested at a distance of 6 miles (9.6km) on a clear dark night

Waterproof                        To a depth of 33ft (10m)

Batteries                              2 AA alkaline or lithium batteries (not included)

Case Color                           Black with olive drab flashguard

Construction                      Case, lens and flashguard-high impact polycarbonate; IR filter-butyrate

Activation                            Spark proof magnetic reed switch

Limited Warranty             One year

Federal Stock Number (FSN)      6230-01-411-8535

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