Product finder
Product code
Application
Environment
Device
Category
Product
Type
Product finder

Find the right E2S product

Search
Hazardous Area
Browse by type:
Browse by family:
  • IS CI D1, Zone 0
  • BEx Zone 1, 21
  • GNEx Zone 1, 21
  • STEx Zone 1, 21
  • D1x CI/II D1, Zone 1
  • D2x CI/II D2, Zone 2
  • E2x CI/II D2, Zone 2
Fire & Industrial
Browse by type:
Browse by family:
Wide Area
Browse by type:
Browse by family:
E2S product brochure
Product
Brochure
E2S fire brochure
Fire
Signalling

A105N Alarm Horn Sounder 2-21-060

Product image
Product Image
The A105N is the industry standard for signalling. The high output 113dB(A) alarm horn sounder is globally approved for fire, marine and general applications. Featuring 64 alarm tone frequencies and 4 remotely activated stages/channels.
Request a quote for this product
Voltage
Back box/cable entries
Stopping plug material
Equip. tag/Duty label
Product version
Product option
Enclosure
Part Number:
A105N
Request Price or enquire about this product
Enquire about
Alarm Horn Sounder

Upgraded Product:

  • Upgrade to current A105N
  • 64 alarm tones
  • 4 remotely activated alarm stages
  • Low in-rush
  • Auto-synchronised output
  • Pluggable, duplicated cable terminals
  • Tropicalised electronics
  • Dual cable entries with stopping plugs
  • Globally approved for fire, marine and general signalling

Description

Low current consumption and high SPL in a robust fire-retardant enclosure ensure the A105N is suitable for all signalling applications including fire, security and process control. The A105N is a member of the versatile AlertAlarm family of industrial alarm horn sounders – also available with Xenon, AL105NX or LED beacons, AL105NH. SIL1 & SIL2 Route 2H compliant to IEC61508 (2010) as standard.

Downloads

Datasheet Datasheet.pdf
Installation Manual D218-01-051-IS_Issue_7__A105N_.pdf
UL certificate of compliance UL_CoC_-_20210430-S7995_ALERTALARM.pdf
EC CPR Certificate 2821-CPR-0107_-_A100_A105N.pdf
UK CPR Certificate 0843-CPR-1005_-_A100_A105N.pdf
CSFM Listing CSFM_Listing_2279-0513_A-Series_2025.pdf
UL EU Certificate EN54-3 UL-EU-01163-CPR__A100_A105N_.pdf
Russian EAC Declaration of Conformity D-GB.G05..12595-20-24.03.2025.pdf
Russian Fire certificate EAC_Certificate_043_TR_CU-.00291.pdf
Russian Maritime register 19.00193.278.pdf
MED certificate MEDB000074G-R3.pdf
DNV MED Module D cert MEDD00000GV-R5.pdf
DNV Type Approval TAA00002ZU.pdf
MER certificate MERB000074G.pdf
USCG Approval USCG_-_COA_161-002-68-0_A105N__A112N__A121_15-06-2027.pdf
UAE Civil Defence UAE_Civil_Defence_CoC_ULSZ_UVAV.S7995.pdf
Ingress Protection certificate 58D22760C_IP66_certificate_-_A105N.pdf
Declaration of Conformity DC-083_Issue_A_AlertAlarm.pdf
Declaration of Conformity UKCA DC-085_Issue_A_UKCA_AlertAlarm.pdf
SIL Certificate: Product version [A] T1073-217_3_SIL2_SIL1_2H.pdf
Declaration of Performance DP_-_2821-CPR-0107-Issue_C_A100_A105N.pdf
2D drawing (PDF) D218-05-051_Issue_A.pdf
2D drawing (DWG) D218-05-051_Issue_A.DWG
3D drawing (STEP) D218-05-051-3D_Issue_A.STEP
Wiring Schematic DC voltage D218-06-001_Issue_1_DC.pdf
Wiring Schematic AC voltage D218-06-005_Issue_1_AC.pdf

Features

  • Automatic synchronisation
  • Continuously rated
  • Dual M20x1.5mm threaded cable entries – adaptors available
  • Duplicate pluggable cable terminations – Class A
  • Ingress protection IP66 Type 4/4X/13/3R
  • Conformal coated (tropicalised) electronics
  • 64 alarm tone frequencies and 4 remotely activated alarm stages
  • Available with custom tone configurations and frequencies
  • Diode polarized for use in supervised circuits

Specification

Maximum output: 113dB(A) @ 1 m ±3dB
[104dB(A) @ 10ft/3m ±3dB]
Nominal output: 106dB(A) @ 1m ±3dB
[97dB(A) @ 10ft/3m ±3dB]
No. of tones: 64 (UKOOA / PFEER compliant)
No. of stages: 4
Volume control: -12dB(A) tone dependent
Effective range: 58m/190ft @ 1KHz
Voltages DC: 10-60Vdc
Voltages AC: 24-260Vac 50/60Hz / 60-260Vdc
In rush: 636mA within 4.0ms @ 24Vdc
Stage switching: Negative (common positive)
Safety Integrity Level: SIL1 and SIL2 Route 2H IEC61508 (2010)
Ingress protection: IP66 Type 4/4X/13/3R
Enclosure: High impact UL94 V0 & 5VA FR ABS
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]
Vibration test: 35Hz for a duration 4Hr (UL464)
Jarring test: 3ft/lb Energy (UL464)
Impact test: 3x 5lb (UL464)
MTBF DC: 225.16 years / 1,972,386 hours – MIL 217
MTBF AC: 138.96 years / 1,217,285 hours – MIL 217
Weight DC: 0.75kg / 1.65Ibs
Weight AC: 1.00kg / 2.20Ibs

Current Consumption

Product Version: Nominal Voltage: Voltage Range: Current Consumption:
DC024 12Vdc
24Vdc
48Vdc		 10-60Vdc 17mA
33.5mA
113mA
AC230 115Vac 50/60Hz
230Vac 50/60Hz		 24-260Vac
60-260Vdc		 25mA
17mA

Part Codes

Variable: Identifier: Description:
Product type: A105N Alarm horn sounder
Voltage: DC024
AC230		 10-60Vdc
24-260Vac 50/60Hz / 60-260Vdc
Back box/cable entries: [e] A
B		 Back box with mounting lugs – 2 x M20x1.5mm entries
Back box with mounting lugs – 2 × 1/2"NPT (adaptors)
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 UL/cUL, ULC, CPR, MED, DNV, USCG, RMRS, EAC, CE, UKCA – SIL1 & SIL2
Product option:
[o]		 1
X
Z		 Standard product
Custom configuration – contact E2S
Custom alarm tone software – contact E2S
Enclosure: [x] R
G		 Red
Grey

Approvals

  • UL: UL464
  • cUL: CSA C22.2 No 205-17
  • ULC: CAN/ULC-S525
  • UL EU: (EN54-3) UL-EU-01163-CPR
  • CPR 305/2011: 2821-CPR-0107
  • MED 2023/1667: MEDB000074G
  • MER MSN 1874: MERB000074G
  • DNV GL-CG-0339: TAA00002ZU
  • USCG COA 161-002-68-0
  • EAC CU TR 043/2017: B.00291/21
  • EAC: RU D-GB.GA05.B.12595-20
  • RMRS Marine: No. 19.00193.278
  • SIL1 & SIL2 compliant to IEC61508 (2010)
  • CE, UKCA

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.

Upcoming Events

Fse (4)
Cafaa%202020%20final%20cmyk
Logo
Nfpa conference expo

UK +44 (0)20 8743 8880

US +1 281 377 4401

Design: FeltonWorks Web technology: DSC