Trusted Detection and Signaling Partner

Signaling &DetectionTurnkey Solutions

Engineering precision safety from detection to human response. SigDetect Technologies delivers turnkey signaling solutions that eliminate design risk across industrial environments.

Visual Alarm
Visual Alarms
Xenon & LED flashing lights
Sounder
Audible Alarms
Industrial horns & sirens
ATEX Zone
ATEX Zones
Hazardous area certified
Signal Tower
Signal Towers
Status indicators & towers
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VAM — 3D Coverage Mapping
Scientifically verified alarm placement for complete coverage

Your Trusted Signaling Partner

SigDetect Technologies delivers turnkey visual and audible signaling solutions, ensuring compliance and safety performance across South Africa's most demanding industrial environments.

We close the safety gap — from hazard detection to human response — using the Pfannenberg VAM 3D Coverage methodology, the same engineering rigour applied to gas sensor placement.

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Requirements Clarification

We assess your environment, ambient conditions, and coverage targets before recommending any product.

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Environmental Analysis

Ambient noise, lighting, distance, and hazardous zone classifications are all factored in.

Optimal Sizing & Compliance

Standards-based selection ensures correct product sizing and full regulatory compliance.

Our Services

Turnkey detection and signaling engineering for every industrial application — from hazardous zones to control panels.

Signalling Technologies

High-performance visual and audible signaling engineered for reliability in demanding environments, with coverage verified before a single device is installed.

  • Industrial Visual and Audible Products
  • Visual and Audible Mapping (VAM-3D Advanced)
ATEX SIL 2 / PL d VAM-3D

Detection, Monitoring and Control Solutions

Advanced fixed gas detection coupled with monitoring and control systems — prevention-focused early warning for plants where a missed reading is not an option.

Fixed Gas Detection Safety Controllers Early Warning

Project Engineering Management

Project planning, development, engineering and management for signaling technologies — delivered as a turnkey solution backed by technical sales and engineering consultation.

Planning Turnkey Consultation

Technical Support and Services

Expert technical support and fast customer response, with quality international products certified to ATEX, IECEx and SANS/EN standards.

Fast Response IECEx SANS/EN

Product Range

Detection and Monitoring

Detection and Monitoring

Signalling Technologies

Signalling Technologies

Pfannenberg Product Range

PRO X 10-05
Sounder & Beacon
SDT-PRO X 10-05

Designed for demanding industrial environments, delivering reliable, highly perceptible acoustic and visual signaling while prioritising operator safety, installation efficiency and long-term durability.

Tones80 selectable
External Tones3
PA X 1-05
High Efficiency
SDT-PA X 1-05

A new generation of highly efficient combined sounder and beacon devices, delivering up to 105 dB(A) acoustic output with a 5 J xenon flash.

Outputup to 105 dB(A)
Flash5 J xenon
PA X 5-05 / 5-10
Pre-wired
SDT-PA X 5-05 / 5-10

A next-generation sounder and flashing light combination offering up to 107 dB(A) with high-efficiency visual signaling. Pre-wired components ensure safe, fast installation with fewer installation errors.

Outputup to 107 dB(A)
Flash05 / 10 J
PA X 10-10 / 10-15
PATROL Series
SDT-PA X 10-10 / 10-15

High-performance PATROL sounders that are safe, quick to install, pre-wired and economical, with adjustable light intensities for optimal audible and visual coverage.

Outputup to 117 dB(A)
Flash10 – 15 J
PA X 20-10 / 20-15
PATROL Series
SDT-PA X 20-10 / 20-15

Next-generation PATROL sounders offering high efficiency and strong acoustic penetration. Pre-wired and easy to install, with adjustable light intensities for optimal audible and visual coverage.

Outputup to 122 dB(A)
Flash10 – 15 J
PY X-MA-05 / MA-10
Compact
SDT-PY X-MA-05 / MA-10

Compact and cost-effective signaling device combining an alarm with a xenon flashing light. Designed for quick, error-free installation with flexible mounting options.

Output101 dB(A)
Flash5 J / 10 J xenon
PY X-LA-15
IP66 / IK08
SDT-PY X-LA-15

A robust indoor/outdoor signaling device combining a sounder with a high-visibility flashing light. Offers independent control of sound and light, wide 3D visual coverage and quick installation.

Output103 dB(A)
Flash15 J
PFIRE LED-FLASH/SOUNDER NSF100
Low Power
SDT-PFIRE LED-FLASH/SOUNDER NSF100

An energy-efficient signaling device with low power consumption and adjustable signaling areas. Designed for quick and easy installation, reducing overall costs.

Output103 dB(A)
PowerLow consumption
QUADRO F12 / QUADRO S
Industrial Flash
SDT-QUADRO F12 / QUADRO S

Quadro F12 is the industrial successor to the Eiffel Tower light, with flexible mounting and outstanding mechanical strength for harsh, outdoor, hail or high-pressure cleaning environments. Quadro S adds automatic synchronised flashing across up to 10 lights.

ProtectionIP66 / IP67, IK08
SyncUp to 10 lights
PMF LED-HI-SIL
SIL Multifunction
SDT-PMF LED-HI-SIL

An ultra-bright LED warning and alarm device for Safety Instrumented Systems, signaling hazards in process, plant and machine safety applications.

Brightness315 cd flash
SafetySIL 2 / PL d
PMF 2015-SIL 10 J
SIL All-round
SDT-PMF 2015-SIL 10 J

The SIL all-round flashing light delivers bright flashes for safety-critical applications, suitable for Safety Instrumented Systems (SIS).

Flash10 J
SafetySIL 2 / PL d
PY L-S-TL
Traffic Light
SDT-PY L-S-TL

A compact, modular LED traffic light supplied pre-assembled or customised with 2 or 3 LED stages, optionally combined with a PA1 sounder.

Stages2 or 3 LED
ColoursRed / Amber / Green
PY X-S-05
Compact Flash
SDT-PY X-S-05

The compact flashing light delivers xenon flashes with safe, simple and adaptable mounting for a wide range of applications.

Flash5 J xenon
MountingAdaptable
POL 32
Aviation Obstacle
SDT-POL 32

LED obstacle light providing 360° omnidirectional illumination for night and twilight marking of aviation obstacles.

Coverage360° omnidirectional
ComplianceICAO Annex 14
POL 10
Aviation Obstacle
SDT-POL 10

LED obstacle light providing 360° omnidirectional illumination for night and twilight marking of aviation obstacles.

Coverage360° omnidirectional
ComplianceICAO Annex 14
PY X-M-05
Error-proof Fitting
SDT-PY X-M-05

Xenon flashing light with safe, error-proof installation and fast assembly.

Flash5 J xenon
InstallError-proof
PY X-M-10
Error-proof Fitting
SDT-PY X-M-10

Xenon flashing light with safe, error-proof installation and fast assembly.

Flash10 J xenon
InstallError-proof
PFIRE LED-FLASH LIGHT NB100
Low Power
SDT-PFIRE LED-FLASH LIGHT NB100

Energy-efficient LED flashing light with adjustable signaling areas. Features quick, safe installation, line monitoring and synchronous operation across the product range.

MonitoringLine monitoring
OperationSynchronous
PRO 10
High Efficiency
SDT-PRO 10

The sounder represents a new generation of highly efficient acoustic signaling devices.

Outputup to 117 dB(A)
SeriesPRO
PA 1 / PA 10 / PA 20
PATROL Series
SDT-PA 1 / PA 10 / PA 20

High-efficiency sounders with safe, quick installation and strong acoustic coverage, reducing the number of devices needed.

Output105 / 117 / 122 dB(A)
InstallQuick & safe
PFIRE Sounder NS100
Low Power
SDT-PFIRE Sounder NS100

High-efficiency sounder with low power consumption. Features quick, safe installation, line monitoring and synchronous operation across the product family.

Output103 dB(A)
MonitoringLine monitoring
BExBG (e) J
ATEX Beacon
SDT-BExBG (e) J

ATEX flashing lights delivering extremely bright visual warning, certified for hazardous areas.

Flash5 / 10 / 15 J
Zones2G (1 & 2), 2D (21 & 22)
IS-mC1
Ex Zone 0/1/2
SDT-IS-mC1

A compact, cost-effective LED blinking light and sounder combination providing visual and acoustic alarm in hazardous areas.

Output102 dB(A), 49 tones
ZonesEx 0, 1 & 2
CWB-ATEX
ATEX Flash
SDT-CWB-ATEX

ATEX flashing light delivering visual alarms for hazardous areas.

Flash5 J
Zones1, 2, 21 & 22
F12-3G/3D
ATEX Flash Light
SDT-F12-3G/3D

ATEX flashing light delivering bright light impulses for highly visible signaling in tough indoor and outdoor industrial conditions. Approved for fire alarm systems and safe for use with gases (T1–T4) and non-conductive dust up to 105 °C surface temperature.

Flash7.5 J
Zones3G (Zone 2), 3D (Zone 22)
PRO 10 SIL
SIL ATEX Sounder
SDT-PRO 10 SIL

The SIL ATEX Protect Sounder in robust cast aluminium housing, designed for long-lasting performance in tough and potentially explosive environments.

Outputup to 116 dB(A)
ZonesZone 2/3G, Zone 22/3D
PRO 10 3G/3D SIL
SIL 2 / PL d
SDT-PRO 10 3G/3D SIL

The SIL ATEX Protect Sounder in robust cast aluminium housing with SIL 2 / PL d functional safety, ideal for demanding and potentially explosive environments.

Outputup to 116 dB(A)
SafetySIL 2 / PL d
BExCS110-05D
ATEX Combination
SDT-BExCS110-05D

ATEX sounder and flashing light combination providing powerful visual and acoustic alarming for hazardous areas.

CertificationATEX
Zones2G (1 & 2), 2D (21 & 22)
BExS 110 dB(A)
ATEX / IECEx
SDT-BExS 110 dB(A)

Sounder with selectable tones including UKOOA/PFEER-compliant signals, and three externally selectable tones for DC devices.

Outputup to 113 dB(A), 32 tones
Zones2G (1 & 2), 2D (21 & 22)
BExS 120 dB(A)
ATEX / IECEx
SDT-BExS 120 dB(A)

Sounder with selectable tones including UKOOA/PFEER-compliant signals, and three externally selectable tones for DC devices.

Outputup to 120 dB(A), 32 tones
Zones2G (1 & 2), 2D (21 & 22)
IS-A105N
Ex Zone 0/1/2
SDT-IS-A105N

ATEX sounder designed for explosive atmospheres, with selectable UKOOA/PFEER-compliant tones, adjustable volume, external tone selection and a rugged IP66 ABS housing.

Outputup to 103 dB(A), 49 tones
Categories1G, 2G, 3G
IS-mA1
Mini Series
SDT-IS-mA1

The Mini series sounder in a compact, economical design certified for hazardous areas, with a wide range of selectable tones.

Output102 dB(A), 49 tones
ZonesEx 0, 1 & 2
BR 50
Signal Tower
SDT-BR 50

Modular, rugged signal tower for reliable machine status indication and warning in demanding indoor and outdoor environments.

ModulesUp to 5 plug-in
ColoursR / A / Y / G / B / C
P 22 DBZ
Panel Buzzer
SDT-P 22 DBZ

Panel mount buzzer for 22.5 mm mounting holes, offering continuous and pulsating tones in a single unit.

Mounting22.5 mm hole
TonesContinuous / pulsating
P 28 DMC
Panel Buzzer
SDT-P 28 DMC

Panel mount buzzer for 28.6 mm mounting holes, offering continuous and pulsating tones in a single unit.

Mounting28.6 mm hole
TonesContinuous / pulsating
P 28 DMB
Panel Buzzer
SDT-P 28 DMB

Panel mount buzzer for 28.6 mm mounting holes, offering continuous and pulsating tones in a single unit.

Mounting28.6 mm hole
TonesContinuous / pulsating
P 22 D
Panel Indicator
SDT-P 22 D

Panel mount indicators providing continuous LED signaling for 22.5 mm mounting holes.

ProtectionIP65
ColoursR / A / G / W / B
P 22 DFS
Indicator + Buzzer
SDT-P 22 DFS

Blinking LED panel mount indicator with integrated buzzer for 22.5 mm mounting holes, combining visual and acoustic signaling in a compact unit with high-protection housing.

Mounting22.5 mm hole
SignalBlinking + buzzer

Industry Application

Our signaling solutions are deployed across South Africa's most demanding industrial sectors — wherever safety, compliance, and reliability are non-negotiable.

01
Manufacturing
Machine safety alarms, production line signaling and process control indicators.
02
Food & Beverage
Hygienic-rated sounders and beacons for packaging lines and conveyor systems.
03
Water & Wastewater
IP-rated outdoor signals for pump stations, treatment plants and pipeline networks.
04
Warehousing
Forklift warning systems, dock alerts and multi-zone audible coverage for logistics facilities.
05
Energy & Utilities
ATEX-certified devices for substations, power generation and high-voltage environments.
06
Chemical Storage
Ex-Zone rated sounders and beacons for flammable, toxic and explosive hazardous areas.
Process Flow

Request a Quote or VAM Assessment

Tell us about your facility and requirements. Our engineers will recommend the right signaling solution and conduct a full 3D coverage analysis if needed.

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Location
Gauteng Branch Unit 192, Nottinghill Complex
12 Bottlebrush, Randburg, 2194
Mpumalanga Branch 19 Sturdee Ave, Extension 9
eMalahlani, 1035
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Specialisation
Industrial Visual & Audible Signaling
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