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AB121RTH Alarm Horn Sounder & Rotating Beacon 2-31-250

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The AB121RTH combines a heavy duty 126dB(A) alarm sounder with a powerful 40W halogen rotating beacon. Featuring 64 alarm tone frequencies and 4 remotely activated stages/channels.
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Voltage
Back box/cable entries
Stopping plug material
Equip. tag/Duty label
Product version
Product option
Enclosure
Lens colour
Part Number:
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Alarm Horn Sounder & Rotating Beacon

Upgraded Product:

  • New enhanced version
  • 64 alarm tones
  • 4 remotely activated alarm stages
  • Low in-rush electronics
  • Auto-synchronised horn and beacon
  • Pluggable, duplicated cable terminals
  • Dual cable entries with stopping plugs

Description

Low current consumption and high SPL in a outdoor rated robust enclosure ensure the AB121RTH is suitable for all general signalling applications. Designed to withstand the harshest of environments the AB121RTH employs the latest in reliable D Class amplifier technology for superior sound output with low current consumption. The alarm horn sounder & rotating halogen beacon may be connected from a single or separate supplies for simultaneous or independent operation.

Downloads

Datasheet Datasheet.pdf
Installation Manual D128-01-101-IS_Issue_1__AB121RTH_.pdf
Russian EAC Declaration of Conformity D-GB.GA05.B.12595-20-24.03.2025.pdf
Russian Maritime register 19.00193.278.pdf
Declaration of Conformity DC-027_Issue_F_Spectralarm.pdf
2D drawing (PDF) D128-05-001_Issue_1.pdf
2D drawing (DWG) D128-05-001_Issue_1.DWG
3D drawing (STEP) D128-05-001-3D_Issue_A.STEP

Features

  • Automatic synchronisation on multi-sounder system
  • Continuously rated
  • Stainless steel fixings
  • Unit can be mounted using external lugs or internal fixing positions
  • Dual M20 or 1/2"NPT clearance cable entries
  • Duplicate pluggable cable terminations – Class A
  • Diode polarized for use in supervised circuits
  • 64 alarm tone frequencies and 4 remotely activated alarm stages
  • Available with custom tone configurations and frequencies
  • Can be mounted in any orientation

Specification

Alarm Horn:
Maximum output: High power level: 124dB(A) @ 1 m ±3dB
[115dB(A) @ 10ft/3m ±3dB]
Default power level: 121dB(A) @ 1 m ±3dB
[112dB(A) @ 10ft/3m ±3dB]
Nominal output: High power level: 121dB(A) @ 1m ±3dB
[112dB(A) @ 10ft/3m ±3dB]
Default power level: 118dB(A) @ 1m ±3dB
[109dB(A) @ 10ft/3m ±3dB]
No. of tones: 64 (UKOOA / PFEER compliant)
No. of stages: 4
Volume control: Full range to 0dB(A)
Effective range: High power level: 323m/1062ft @ 1KHz
Default power level: 221m/726ft @ 1KHz
In rush: 815mA within 4.0ms @ 24Vdc
Stage switching: Negative (common positive)
Rotating Beacon:
Light source: Halogen Bulb G6,35 / GY6,35.
Light output: max 40W
Rotation: 180 RPM (+/-30RPM).
Peak Candela: 1,204 cd
Candela: 325 cd* (effective intensity)
Lens colours: Amber, Blue, Clear, Green, Red & Yellow
Drive life: > 5,000 hrs
General:
Ingress protection: IP65
Enclosure: High impact UL94 V0 & 5VA FR ABS/PC
Lens colour filter: Field replaceable UV stable PC
Terminals: 0.5 – 2.5mm² (20-14 AWG)
Line monitoring: Diode polarized for use in supervised circuits
Operating: -40 to +66°C [-40° to +151°F]
Storage: -40 to +70°C [-40° to +158°F]
Relative humidity: 95% at 20°C [68°F]
Weight DC: 2.30kg / 5.06Ibs
Weight AC: 2.90kg / 6.39Ibs

Current Consumption

Product Version: Nominal Voltage: Voltage Range: Beacon Current: Horn
Default Power Level
Current:
Horn
High Power Level
Current:
DC012 12Vdc 10-15Vdc 3000mA 376mA 440mA
DC024 24Vdc 18-30Vdc 1540mA 430mA 930mA
AC115 115Vac 103.5-126.5Vac 50/60Hz 338mA 173mA 340mA
AC230 230Vac 207-253Vac 50/60Hz 186mA 105mA 212mA

Part Codes

Variable: Identifier: Description:
Product type: AB121RTH Combined alarm horn sounder & halogen rotating beacon
Voltage: DC012
DC024
AC115
AC230
12Vdc (10-15Vdc) 35W
24Vdc (18-30Vdc) 35W
115Vac 50/60Hz 40W
230Vac 50/60Hz 40W
Back box/cable entries: [e] A Back box with mounting lugs – 2 x M20, 1/2"NPT clearance
Stopping plug material: [m] A ABS
Equip. tag/Duty label: [s] 0
1
2
No equip. tag or Duty label
316 (A4) St/St Equip. tag/Duty label
Metalised Polyester Equip. tag/Duty label
Product version:
[v]
A EAC, CE, UKCA
Product option:
[o]
1
X
Z
Standard product
Custom configuration – contact E2S
Custom alarm tone software – contact E2S
Enclosure: [x] R
G
Red (RAL 3000)
Grey (RAL7038)
Lens colour: [y] A
B
C
G
R
Y
Amber
Blue
Clear
Green
Red
Yellow

Approvals

UKCA
CE
EAC: CU TR 04/2011 CU TR 20/2011
Russian Marine Register of Shipping

Tone Table

Stage 1 WAV file Frequency Description. Stage 2 Stage 3 Stage 4
T 1 /system/1/assets/files/000/000/405/405/214ccf82a/original/TF037.WAV 1000 Continuous – PFEER Toxic Gas Any T 2 T 44
T 2 /system/1/assets/files/000/000/386/386/ceb4e488c/original/TF009.WAV 1200/500 @ 1Hz Sweeping – DIN / PFEER P.T.A.P. Any T 3 T 44
T 3 /system/1/assets/files/000/000/412/412/fa8b418f9/original/TF045.WAV 1000 @ 0.5Hz (1s on, 1s off) Intermittent – PFEER Gen. Alarm Any T 2 T 44
T 4 /system/1/assets/files/000/000/383/383/11797b764/original/TF019.WAV 1.4KH-1.6KHz 1s, 1.6KHz-1.4KHz 0.5s – NF C 48-265 Any T 24 T 1
T 5 /system/1/assets/files/000/000/382/382/2c2978b6a/original/TF017.WAV 544(100mS)/440 (400mS) – NF S 32-001 Any T 19 T 1
T 6 /system/1/assets/files/000/000/947/947/8f040484a/original/TF053.wav 1500/500 – (0.5s on , 0.5s off) x3 + 1s gap – AS4428 Any T 44 T 1
T 7 /system/1/assets/files/000/000/944/944/890010fd0/original/TF054.wav 500-1500Hz Sweeping 2 sec on 1 sec off – AS4428 Any T 44 T 1
T 8 /system/1/assets/files/000/000/417/417/abf396de0/original/TF003.WAV 500/1200Hz @ 0.26Hz(3.3s on, 0.5s off) – NEN 2575 Any T 24 T 35
T 9 /system/1/assets/files/000/000/953/953/5deedc543/original/TF055.wav 1000 (1s on, 1s off)x7 + (7s on, 1s off) – IMO Code 1a Any T 34 T 1
T 10 /system/1/assets/files/000/000/952/952/3a041fde3/original/TF056.wav 1000 (1s on, 1s off)x7 + (7s on, 1s off) – IMO Code 1a Any T 34 T 1
T 11 /system/1/assets/files/000/000/946/946/761de34c6/original/TF057.wav 420(0.5s on, 0.5s off)x3 + 1s gap – ISO 8201 Temporal Any T 1 T 8
T 12 /system/1/assets/files/000/000/945/945/689d9405a/original/TF058.wav 1000(0.5s on, 0.5s off)x3 + 1s gap – ISO 8201 Temporal Any T 1 T 8
T 13 /system/1/assets/files/000/000/950/950/2d337d14e/original/TF059.wav 422/775 – (0.85 on, 0.5 off) x3 + 1s gap – NFPA Temporal Any T 1 T 8
T 14 /system/1/assets/files/000/000/399/399/84b54dafb/original/TF034.WAV 1000/2000 @ 1Hz – Singapore Any T 3 T 35
T 15 /system/1/assets/files/000/000/393/393/744c6f53f/original/TF030.WAV 300 Continuous Any T 24 T 35
T 16 /system/1/assets/files/000/000/391/391/5f7a58b54/original/TF028.WAV 440 Continuous Any T 24 T 35
T 17 /system/1/assets/files/000/000/948/948/c697b364a/original/TF060.wav 470 Continuous Any T 24 T 35
T 18 /system/1/assets/files/000/000/949/949/7e429e658/original/TF061.wav 500 Continuous – IMO code 2 (Low) Any T 24 T 35
T 19 /system/1/assets/files/000/000/390/390/10abe0caa/original/TF027.WAV 554 Continuous Any T 24 T 35
T 20 /system/1/assets/files/000/000/384/384/5c30f9f4d/original/TF020.WAV 660 Continuous Any T 24 T 35
T 21 /system/1/assets/files/000/000/380/380/06feaa7b3/original/TF015.WAV 800 Continuous – IMO code 2 (High) Any T 24 T 35
T 22 /system/1/assets/files/000/000/406/406/49b88184e/original/TF043.WAV 1200 Continuous Any T 24 T 35
T 23 /system/1/assets/files/000/000/407/407/ecce63f4f/original/TF038.WAV 2000 Continuous Any T 3 T 35
T 24 /system/1/assets/files/000/000/421/421/b578af8a9/original/TF005.WAV 2400 Continuous Any T 20 T 35
T 25 /system/1/assets/files/000/000/951/951/d9ce2b2c6/original/TF062.wav 440 @ 0.83Hz (0.60s on, 0.60s off) Intermittent Any T 44 T 8
T 26 /system/1/assets/files/000/000/954/954/b703d99f1/original/TF063.wav 470 @ 0.9Hz (0.55s on, 0.55s off) Intermittent Any T 44 T 8
T 27 /system/1/assets/files/000/000/955/955/0f602886a/original/TF064.wav 470 @ 5Hz (0.10s on, 0.10s off) Intermittent Any T 44 T 8
T 28 /system/1/assets/files/000/000/956/956/dbb5f64db/original/TF065.wav 544 @ 1.14Hz (0.43s on, 0.44s off) Intermittent Any T 24 T 8
T 29 /system/1/assets/files/000/000/957/957/7bd3d8c1c/original/TF066.wav 655 @ 0.875Hz (0.57s on, 0.57s off) Intermittent Any T 44 T 8
T 30 /system/1/assets/files/000/000/397/397/d6d84d0c3/original/TF018.WAV 660 @ 0.28Hz (1.80s on, 1.80s off) Intermittent Any T 24 T 8
T 31 /system/1/assets/files/000/000/381/381/93f51c79a/original/TF016.WAV 660 @ 3.3Hz (0.15s on, 0.15s off) Intermittent Any T 24 T 8
T 32 /system/1/assets/files/000/000/410/410/a0f0ba2a6/original/TF033.WAV 745 @ 1Hz (0.50s on, 0.50s off) Intermittent Any T 24 T 8
T 33 /system/1/assets/files/000/000/379/379/51c1bb5a9/original/TF014.WAV 800 (0.25s on, 1.00s off) Intermittent Any T 24 T 8
T 34 /system/1/assets/files/000/000/388/388/b4cf9203e/original/TF023.WAV 800 @ 2Hz (0.25s on, 0.25s off) – IMO code 3.a (High) Any T 24 T 8
T 35 /system/1/assets/files/000/000/377/377/ac5498db0/original/TF011.WAV 1000 @ 1Hz (0.50s on, 0.50s off) Intermittent Any T 24 T 8
T 36 /system/1/assets/files/000/000/378/378/6380218ec/original/TF013.WAV 2400 @ 1Hz (0.50s on, 0.50s off) Intermittent Any T 24 T 8
T 37 /system/1/assets/files/000/000/958/958/a90e62da4/original/TF067.wav 2900 @ 5Hz (0.10s on, 0.10s off) Intermittent Any T 24 T 8
T 38 /system/1/assets/files/000/000/959/959/f34b52faa/original/TF068.wav 363/518 @ 1Hz (0.50s / 0.50s) Alternating Any T 8 T 19
T 39 /system/1/assets/files/000/000/960/960/368703340/original/TF069.wav 450/500 @ 2Hz (0.25s / 0.25s) Alternating Any T 8 T 19
T 40 /system/1/assets/files/000/000/385/385/a85a0a356/original/TF021.WAV 554/440 @ 1Hz (0.50s / 0.50s) Alternating Any T 24 T 19
T 41 /system/1/assets/files/000/000/961/961/be2680966/original/TF070.wav 554/440 @ 0.65Hz (0.76s / 0.76s) Alternating Any T 8 T 19
T 42 /system/1/assets/files/000/000/962/962/314fe8a1b/original/TF071.wav 561/760 @ 0.83Hz (0.60s / 0.60s) Alternating Any T 8 T 19
T 43 /system/1/assets/files/000/000/963/963/5f6deb8a1/original/TF072.wav 780/600 @ 0.96Hz (0.52s / 0.52s) Alternating Any T 8 T 19
T 44 /system/1/assets/files/000/000/419/419/e353c86c4/original/TF002.WAV 800/1000 @ 2Hz (0.25s / 0.25s) Alternating Any T 24 T 19
T 45 /system/1/assets/files/000/000/419/419/e353c86c4/original/TF002.WAV 970/800 @ 2Hz (0.25s / 0.25s) Alternating Any T 8 T 19
T 46 /system/1/assets/files/000/000/375/375/771bd7a3e/original/TF012.WAV 800/1000 @ 0.875Hz (0.57s / 0.57s) Alternating Any T 24 T 19
T 47 /system/1/assets/files/000/000/374/374/021ee6540/original/TF010.WAV 2400/2900 @ 2Hz (0.25s / 0.25s) Alternating Any T 24 T 19
T 48 /system/1/assets/files/000/000/965/965/e3d76c24c/original/TF073.wav 500/1200 @ 0.3Hz (1.67s / 1.67s) Sweeping Any T 24 T 12
T 49 /system/1/assets/files/000/000/964/964/4e1cd3f7f/original/TF074.wav 560/1055 @ 0.18Hz (2.73s / 2.73s) Sweeping Any T 24 T 12
T 50 /system/1/assets/files/000/000/966/966/a8e5f4440/original/TF075.wav 560/1055 @ 3.3Hz (0.15s / 0.15s) Sweeping Any T 24 T 12
T 51 /system/1/assets/files/000/000/969/969/5734194b1/original/TF076.wav 600/1250 @ 0.125Hz (4s / 4s) Sweeping Any T 24 T 12
T 52 /system/1/assets/files/000/000/394/394/1bfee2f1b/original/TF031.WAV 660/1200 @ 1Hz (0.50s / 0.50s) Sweeping Any T 24 T 12
T 53 /system/1/assets/files/000/000/420/420/50f9ee7a7/original/TF004.WAV 800/1000 @ 1Hz (0.50s / 0.50s) Sweeping Any T 24 T 12
T 54 /system/1/assets/files/000/000/392/392/68d5d1294/original/TF029.WAV 800/1000 @ 7Hz (0.07s / 0.07s) Sweeping Any T 24 T 12
T 55 /system/1/assets/files/000/000/389/389/68683d240/original/TF024.WAV 800/1000 @ 50Hz (0.01s / 0.01s) Sweeping Any T 24 T 12
T 56 /system/1/assets/files/000/000/422/422/42b72dd93/original/TF006.WAV 2400/2900 @ 7Hz (0.07s / 0.07s) Sweeping Any T 24 T 12
T 57 /system/1/assets/files/000/000/373/373/a686b0abe/original/TF007.WAV 2400/2900 @ 1Hz (0.50s / 0.50s) Sweeping Any T 24 T 12
T 58 /system/1/assets/files/000/000/398/398/7c1bf5e00/original/TF025.WAV 2400/2900 @ 50Hz (0.01s / 0.01s) Sweeping Any T 24 T 12
T 59 /system/1/assets/files/000/000/967/967/2e92dbc46/original/TF077.wav 2500/3000 @ 2Hz (0.25s / 0.25s) Sweeping Any T 24 T 12
T 60 /system/1/assets/files/000/000/968/968/5dfcb9aea/original/TF078.wav 2500/3000 @ 7.7Hz (0.65s / 0.65s) Sweeping Any T 24 T 12
T 61 /system/1/assets/files/000/000/408/408/e0fadcdd2/original/TF042.WAV 800Hz Motor Siren Any T 24 T 12
T 62 /system/1/assets/files/000/000/404/404/1c1741943/original/TF041.WAV 1200Hz Motor Siren Any T 24 T 12
T 63 /system/1/assets/files/000/000/409/409/590aa5e82/original/TF044.WAV 2400Hz Motor Siren Any T 24 T 12
T 64 /system/1/assets/files/000/000/395/395/631e82dc8/original/TF026.WAV Simulated Bell Any T 21 T 12
For Stage 2 any Stage 1 alarm tone sound can be selected.
Country specific or custom tone configurations and alarm frequencies are available upon request.

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