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Automatic Power Switches
3836 Spencer Street
Harvey, LA  70058-5909

Phone: 504.347.2692
Fax: 504.348.0440

E-mail: info@jboxinc.com

Supervised Solid State Semi-Automatic Alarm Panels

Typical Crew Boat/Fast Supply Vessel Panel
(scroll down to view other models)

Model Shown Above: NLFM5D5SUG120ADP-PFA



If anything on the plug-in-printed circuit board should fail, the board may be removed for service and replaced with the "Emergency Repair Plug". This allows for normal operation of all lights. A status lamp indicates when the "Emergency Repair Plug" is in use.

Standard Features:

  • Visual and audible alarm of light failure or blown fuse
  • Solid State current sensors for total short circuit protection
  • Plug-in printed circuit board
  • Any wattage lamp in any circuit
  • Available in flush or surface mount
  • System Alarm Test Push Button
  • Emergency repair plug standard
  • Each panel labeled to vessel's specifications
  • Unconditional Lifetime Warranty of Plug-in PC Board

Complies With:

  • IEEE Standard 45 Section 34.2
  • ABS Section 35.109
  • USCG Section 111.75-17
Options Available:

NL - Navigation Light Control Panel

FM - Flush Mounting
SM - Surface Mounting

5D - Number of Dual Lamp Circuits
5S - Number of Single Lamp Circuits

UG - Ungrounded Neutral means both sides of
each branch circuit are switched and fused

GN - Grounded Neutral means only the hot side of
each branch circuit is switched and fused

120A (120 VAC input power)
220A (220 VAC input power)
12DC (12 VDC input power)
24DC (24 VDC input power)
32DC (32 VDC input power)

DP - Dual Power Input And Selection

PFA - Power Failure Alarm (Operates From Either 12VDC or 24VDC)

DP - Dual Power Sources
RA - Remote Alarm
OL - Obstruction lights
MO - Man Overboard
FL - Flashing Light
WL - Whistle Light
F/A - FWD/AFT Motion Selector
AU - Automatic on and off
RS - Rotary Switch for Task Lights (Only available on specific lights)
LD - Running Light Dimmer Cont. (Military ONLY)

When ordering, be sure to provide a list of the light names.

Surface Mount 12" H x 14" W x 4" D
10" H x 12" W x 4" D
Note: The Dimensions shown may very or be rotated 90 degrees depending on the number of circuits.
Flush Mount 18.5" H x 14.5" W x 4" D
14.5" H x 12.5" W x 4" D
Hole 16" x 12"
Hole 12" x 10"


Typical Inland Tow Vessel

Horizontal Dimensions: 14.5"W x 12.5"H x 4"D


Typical Inland Tow Vessel (Spanish Text)

Horizontal Dimensions: 14.5"W x 12.5"H x 4"D


"Average" Offshore Workboat/PSV

Dimensions: 14.5"W x 18.5"H x 4"D


"Average" Surface Mount Panels

Dimensions: 14"W x 12"H x 4"D


Dimensions: 12"W x 14"H x 4"D


Model NLSM13SUG120A
Dimensions: 14"W x 12"H x 4"D

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