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Harrington Signal collection
Harrington Signal
Harrington Signal is a manufacturer of signaling devices and control components utilized in industrial safety and notification systems. Their product lines include audible and visual alarms, control stations, and related accessories designed for harsh environments and critical applications. Maintenance technicians and safety managers rely on Harrington Signal for robust construction, clear audibility, and dependable operation in emergency signaling and process alerts. Industrial Automation Co. stocks new and refurbished Harrington Signal parts with quote-based pricing.
5M+
Our 5M+ catalog features active breakers, drives, PLCs, relays, and operator interfaces.
24 Months
We offer 24 months warranty on selected brands
24h
Typical quote turnaround for hard-to-source and legacy replacement requests
OEM+
New, refurbished, and surplus paths surfaced clearly for procurement teams
Hard-to-find parts, sourced fast
Real value
Access millions of industrial automation components across PLCs, drives, HMIs, and more. We help you locate discontinued, surplus, and in-demand parts without delays.
Built for urgent procurement
RFQ ready
Submit RFQs for multiple part numbers and get fast, accurate quotes. Ideal for maintenance teams, resellers, and engineers working against downtime.
Verified parts you can rely on
Trusted data
Every listing is backed by supplier validation, condition transparency, and real availability—so you can purchase with confidence.
Global sourcing, local reliability
Worldwide trust.
We work with trusted suppliers worldwide to deliver quality automation parts quickly—reducing lead times and keeping your operations running.
SKU · 335-5050
Harrington Signal 335-5050
HARRINGTON SIGNAL 335-5050 3355050 HMX-DPS50/P DISTRIBUTED PANEL SINGLE CHANNEL 50W FIRE PHONE (HAVED)
SKU · 345-3338
Harrington Signal 345-3338
HARRINGTON SIGNAL 345-3338 3453338 HS-3035R9 REPLACEMENT POWER SUPPLY BOARD FOR HS-3030 FACP'S REV 9
SKU · 345-0532
Harrington Signal 345-0532
HARRINGTON SIGNAL 345-0532 3450532 HS-3434LCD ANNUNCIATOR MAIN BOARD WITH LCD DISPLAY 8 LED EXPANSION PORTS WITHOUT N...
SKU · 331-2012
Harrington Signal 331-2012
HARRINGTON SIGNAL 331-2012 3312012 AL1002ULADA 10 AMP SIGNAL POWER EXTENDER WITH SYNC OPERATION (4) NAC'S Y/B OR (2) ...
SKU · FFE-50R
Harrington Signal FFE-50R
HARRINGTON SIGNAL FFE-50R FFE50R FFE-50RU FIRERAY REFLECTIVE BEAM DETECTOR (15-160FT)
SKU · 331-2007
Harrington Signal 331-2007
HARRINGTON SIGNAL 331-2007 3312007 AL802ULADA 8 AMP SIGNAL POWER EXTENDER WITH SYNC OPERATION (4) NAC'S Y/B OR (2) Z/...
SKU · 372-0247
Harrington Signal 372-0247
HARRINGTON SIGNAL 372-0247 3720247 HEPS-24WC 24VDC EXPLOSION PROOF STROBE WALL MOUNTING CLEAR LENS
SKU · 335-5033
Harrington Signal 335-5033
HARRINGTON SIGNAL 335-5033 3355033 MX-MMC MASTER MICROPHONE
SKU · 30-3003D-10
Harrington Signal 30-3003D-10
HARRINGTON SIGNAL 30-3003D-10 303003D10 EXPLOSION-PROOF DUCT DETECTOR 4-WIRE W/ 10' SAMPLING TUBE
SKU · T2-P-100W
Harrington Signal T2-P-100W
HARRINGTON SIGNAL T2-P-100W T2P100W DISC (T2000-100W COMBO VOICE 100 WATT BASE AMPLIFIER WITH DMR MIC (1) SPEAKER C...
SKU · PS5M-003-UL-FAI
Harrington Signal PS5M-003-UL-FAI
HARRINGTON SIGNAL PS5M-003-UL-FAI PS5M003ULFAI 12/24 VDC 8/4 AMP POWER SUPPLY WITH FIRE ALARM INTERFACE IN 11" X 15" ...
