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STB2 Xenon & LED Stack/Tower 2-11-010

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The STB2 is a customisable visual signal featuring a tower of 2 AlertAlight L101 type beacons.
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Voltage
Cable Entry Type
Stopping plug/adaptor material
Option
Product Version
Product option
Enclosure Color
Part Number:
STB2

Please see the Part Code table in the product details below for the associate beacon component part numbers.

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Xenon & LED Stack/Tower

Description

Each beacon position can contain either a Xenon or high output L.E.D. light source. The STB2 assembly features a pre-wired junction box and cable loom enabling the end user to determine beacon type and position during installation.

Downloads

Datasheet Datasheet.pdf
Installation Manual D171-00-501-IS_Issue_4__STB_.pdf
Beacon/light installation D171-10-800-IS_Issue_2__ST-L101X_.pdf
Beacon/light installation D171-10-900-IS_Issue_3__ST-L101H_.pdf
UL certificate of compliance UL_CoC_-_20140318-E216937_STA__STB__ST-L101H__ST-L101X.pdf
Russian EAC Declaration of Conformity D-GB.G05..12595-20-24.03.2025.pdf
Declaration of Conformity DC-049_Issue_D_STA__STB.pdf
2D drawing (PDF) SK0214_Issue_B.pdf
2D drawing (DWG) SK0214_Issue_B.DWG
Hi-res product image 1 (TIFF) 2-11-010_STB2-G-1.tif

Features

  • Multiple configurations of Xenon and LED beacons.
  • Internal cable loom and termination PCB simplifies installation.
  • Common negative/neutral supply minimises cabling.
  • Available with red, white or grey housing.
  • High output LED unit can be set to steady or flashing.
  • Sealed to IP66.
  • Tropicalisation available on request.
  • Can be combined with SONF1 audible signal – see STA2/3/4 products.

Specification

STB:
Assembly: Enclosure & cable loom
Cable entries: 2 x M20 clearance
Cable loom: Pre-wired with termination PCBA
Terminals: 0.5 to 4.0mm² cables
Ingress Protection: IP66 Type 4/4X/13/3R
Enclosure material: UL94V0 & 5VA FR ABS/PC
Enclosure colour: RAL3000 Red, RAL7038 Grey and White
Lens material: PC
Fixings: Stainless Steel
Operating temp: -40° to +70°C [-40° to +158°F]
Storage temp: -40° to +70°C [-40° to +158°F]
Relative humidity: 95% at 20°C [68°F]
STB2 Weight: 0.65kg/1.43Ibs
Xenon Beacon:
Type: L101X Xenon Strobe Beacon
Energy: 5 Joules (5Ws)
Flash rate: 1Hz (60 fpm)
Peak Candela: 500,000 cd – calculated from energy (J)
Effective Intensity cd: 250 cd – calculated from energy (J)
Peak Candela: 86,935 cd* – measured ref. to I.E.S.
Effective Intensity cd: 200 cd* – measured ref. to I.E.S.
Lens colours: Amber, Blue, Clear, Green, Magenta, Red, Yellow
Tube life: Emissions are reduced to 70% after 8 million flashes
L.E.D Beacon:
Type: L101H multi-function LED
Light source: High intensity L.E.D. array.
18 x Cree© SMT White L.E.D’s
Function: High Power Steady
Blinking – 425ms ON 75ms OFF
1.0Hz (60 fpm) – 200ms ON 800ms OFF
1.33Hz (80fpm) – 150ms ON 600ms OFF
Double Flash
Triple Flash
2.0Hz (120fpm) – 125ms ON 375ms OFF
Temporal Flash
High Power Steady Candela: 180 cd – measured ref. to I.E.S.
1Hz Flash Candela: 113 cd – measured ref. to I.E.S.
LED life: 60,000 hours
Cable size: 0.5 to 2.5mm² (20-14 AWG)
Lens colours: Amber, Blue, Clear, Green, Magenta, Red, Yellow

Current Consumption

L101X Xenon Strobe
Range: Version: Current: Max
Current:
10-14Vdc DC012 500mA 531mA @ 14Vdc
20-28Vdc DC024 250mA 271mA@ 20Vdc
115Vac +/-10% AC115 70mA 101mA @ 126.5Vac
230Vac +/-10% AC230 35mA 58mA @ 253Vac
L101H LED Beacon
Range: Version: Current
Steady Mode:
Current
1Hz Flash:
Current
1.5Hz Flash:
Current
2Hz Flash:
Max
Current:
10-14Vdc DC012 167.5mA 79.5mA 84mA 87mA 168mA @ 14Vdc
16-33Vdc DC024 178.5mA 86.5mA 91mA 96mA 183mA @ 24Vdc
48-260Vdc DC048 115mA 51mA 58mA 62.5mA 115mA @ 48Vdc
48-260Vac AC230 85.5mA @ 115Vac
53mA @ 230Vac
34mA @ 115Vac
18.5mA @ 230Vac
37.5mA @ 115Vac
19.5mA @ 230Vac
40mA @ 115Vac
23.5mA @ 230Vac
166mA @ 48Vac
51mA @ 260Vac

Part Codes

Stack assembly:
Part Code: Ident.: Description:
Product type: STB2 2 x Beacon Visual Signal Stack / Tower
Voltage: AC
DC
AC voltage beacon components
DC voltage beacon components
Cable entries: [e] A 2 × 20mm clearance
Stopping plug material: [m] A ABS
Option: [s] 0 Standard configuration
Product version: [v] A UL, cULs
Product option: [o] 1
X
Standard product
Custom configuration – contact E2S
Enclosure: [x] G
R
W
Grey RAL7038
Red RAL3000
White

Beacon components:
Part Code: Ident.: Description:
Product type: ST-L101X L101X Xenon Beacon 5J
Voltage: AC230
AC115
DC048<>DC024
DC012
230Vac +/-10% 50/60Hz
115Vac +/-10% 50/60Hz
48Vdc – 42-54Vdc
24Vdc – 20-28Vdc
12Vdc – 10-14Vdc
Version: [v] A1 UL, cULs
Lens colour: [y] A
B
C
G
M
R
Y
Amber
Blue
Clear
Green
Magenta
Red
Yellow
Part Code: Ident.: Description:
Product type: ST-L101H L101H LED Beacon
Voltage: AC230
DC048
DC024
DC012
48-260Vac 50/60Hz
48-260Vdc
16-33Vdc
10-14Vdc
Version: [v] A1 UL, cULs
Lens colour: [y] A
B
C
G
M
R
Y
Amber
Blue
Clear
Green
Magenta
Red
Yellow
Example: For a tower of two beacons featuring one Xenon beacon in red plus one L.E.D. beacon in green for a 24Vdc supply in a red housing, order the following part codes:
STB2DCAA0A1R
ST-L101XDC024A1R
ST-L101HDC024A1G
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Approvals

  • UL & cULs approved
  • EAC compliant

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