All Products
- Mechanical, Fluid Power & Tools
- Access, Storage & Material Handling
  Access, Storage & Material Handling
  - Ladders & Steps(108)
  - Material Lifting & Loading Equipment(413)
  - Storage & Shelving(1360)
  - Transit & Equipment Cases(635)
  - Trucks, Trolleys & Lifting Tables(290)
- Adhesives, Sealants & Tapes
  Adhesives, Sealants & Tapes
  - Adhesive, Sealant & Tape Dispensers(118)
  - Adhesives & Glues(99)
  - Sealants & Resins(122)
  - Tapes(2237)
- Bearings & Seals
  Bearings & Seals
  - Gaskets, Seals & Packings(6867)
  - Linear Motion(1274)
  - Rotary Bearings & Housing Units(11681)
- Engineering Materials & Industrial Hardware
  Engineering Materials & Industrial Hardware
  - Anti Vibration & Levelling Components(2235)
  - Carbon Fibre & Felt Sheets(8)
  - Castors & Wheels(1716)
  - Ceramic Materials(26)
  - Channel Support Systems(175)
  - Conveyor Components(496)
  - Insulation Materials(106)
  - Knobs, Levers & Handles(1147)
  - Metal Materials(427)
  - Plastic & Rubber Materials(667)
  - Polishing & Finishing(29)
  - Shim Stock(95)
  - Structural Systems(2092)
- Fasteners & Fixings
  Fasteners & Fixings
  - Clips & Springs(1653)
  - Girder Fixings(141)
  - Magnets & Magnetic Strips(435)
  - Nails & Rivets(736)
  - Nuts & Washers(1420)
  - Pins, Keys & Retaining Clips(348)
  - Screws & Bolts(8058)
  - Sheet Metal & Panel Fasteners(301)
  - Spacers & Standoffs(1235)
  - Wall Plugs, Fixings & Anchors(652)
- Hand Tools
  Hand Tools
  - Cable, Connector & Crimping Tools(2448)
  - Clamps & Vices(506)
  - Hammers & Demolition(845)
  - Knives, Scissors & Saws(803)
  - Manual Grease Guns & Accessories(32)
  - Measuring & Marking(984)
  - Pliers & Cutters(3548)
  - Sanding, Filing & Polishing(1307)
  - Screwdrivers, Hex & Torx Keys(6743)
  - Spanners, Sockets & Wrenches(11174)
  - Specialist Tools(1796)
  - Staplers & Riveters(73)
  - Threading Tools(1486)
  - Tool Kits & Tool Storage(2028)
- Mechanical Power Transmission
  Mechanical Power Transmission
  - Belts & Pulleys(13107)
  - Brakes & Clutches(49)
  - Bushes & Collars(732)
  - Electric Actuators(1235)
  - Gears & Racks(1069)
  - Lead Screws, Ball Screws & Ball Splines(119)
  - Power Transmission Couplings(1360)
  - Roller Chains & Accessories(1091)
- Plumbing & Pipeline
  Plumbing & Pipeline
  - Hose Pipe & Fittings(1958)
  - Pipes & Pipe Fittings(1484)
  - Pipework Maintenance & Water Treatment(115)
  - Sinks, Toilets & Showers(21)
  - Valves & Taps(2628)
  - Water Heating & Pumps(221)
- Pneumatics & Hydraulics
  Pneumatics & Hydraulics
  - Automated Air Blowers(22)
  - Compressed Air Piping Systems(214)
  - Hydraulic Cylinders, Pumps & Power Units(162)
  - Hydraulic Fittings & Tubing(3676)
  - Hydraulic Fluids & Filtration(111)
  - Hydraulic Instrumentation & Switches(143)
  - Hydraulic Tools(9)
  - Hydraulic Valves & Manifolds(265)
  - Pneumatic & Hydraulic Pressure Gauges(4968)
  - Pneumatic Air Preparation(3320)
  - Pneumatic Connectors, Fittings & Hose(10383)
  - Pneumatic Counters, Logic Controllers & Timers(81)
  - Pneumatic Cylinders & Actuators(11774)
  - Pneumatic Sensors & Switches(1595)
  - Pneumatic Valves(8276)
  - Vacuum Components(1290)
- Power Tools, Soldering & Welding
  Power Tools, Soldering & Welding
  - Air Tools(432)
  - Drill Bits & Parts(4111)
  - Grounds Maintenance Tools(7)
  - Milling & Lathing(426)
  - Power Tool Accessories(832)
  - Power Tools(260)
  - Sanding Belts, Discs & Wheels(1367)
  - Soldering(1768)
  - Welding & Brazing(117)
  - Workshop Tools(724)
- Electrical, Automation & Cables
- Automation & Control Gear
  Automation & Control Gear
  - Automation Signalling(5497)
  - Contactors & Auxiliary Contacts(12787)
  - Electric Motors(14583)
  - Industrial Robots(95)
  - PLCs, HMIs & Industrial Computing(8169)
  - Process Control(6807)
  - Sensors(30364)
  - Solenoids(140)
- Cables & Wires
  Cables & Wires
  - AV Cables(1724)
  - Cable Glands & Fittings(2317)
  - Cable Joints & Cable Sleeving(3224)
  - Cable Management(5928)
  - Cable Ties & Fixings(3431)
  - Computer Cables(1480)
  - Electrical Power & Industrial Cables(17413)
  - Networking & Coaxial Cables(7480)
  - Single Core Cable(5553)
  - Wire to Board Cables & Ribbon Cable(7734)
- Enclosures & Server Racks
  Enclosures & Server Racks
  - 19-Inch Racking(1240)
  - Enclosures(14345)
  - Enclosures & Racking Components(12173)
- Fuses & Circuit Breakers
  Fuses & Circuit Breakers
  - Circuit Breakers(18375)
  - Earth & Lightning Protection(118)
  - Fuse Holders & Accessories(1210)
  - Fuses(7872)
- HVAC, Fans & Thermal Management
  HVAC, Fans & Thermal Management
  - Air Conditioning & Fans(2309)
  - Air Conditioning & Heating Accessories(1423)
  - Building Automation(5)
  - Electronics Heating & Cooling Components(1657)
  - Fan Accessories(382)
- Lighting
  Lighting
  - Fluorescent Lamps & Tubes(1)
  - Light Bulbs, Lamps & Tubes(1419)
  - Light Fittings, Fixtures & Luminaires(591)
  - Lighting Components(196)
  - Torches & Inspection Lamps(370)
- Relays & Signal Conditioning
  Relays & Signal Conditioning
  - Relay Accessories(848)
  - Relays(12980)
  - Signal Conditioners & Isolators(866)
- Switches
  Switches
  - Capacitive, Magnetic and Piezo Switches(984)
  - DIP & Rotary Encoded Switches(1078)
  - Domestic Installation Switches(1125)
  - Foot Switches & Components(242)
  - Joysticks & Components(286)
  - Key Switches & Selector Switches(2238)
  - Keyboard & Keypad Switches(1826)
  - Limit & Position Switches(2988)
  - Micro Switches & Detector Switches(2064)
  - Push Button Switches & Components(13406)
  - Rocker Switches & Components(991)
  - Rope Pull Switches & Components(294)
  - Rotary Switches & Components(3423)
  - Safety Enabling & Control Switches(153)
  - Safety Interlock Switches & Components(1744)
  - Switch Disconnectors & Components(6692)
  - Toggle Switches & Slide Switches(2070)
- Electronic Components, Power & Connectors
- Batteries & Chargers
  Batteries & Chargers
  - Battery & Charger Accessories(645)
  - Battery Chargers & Power Banks(21)
  - Non-Rechargeable Batteries(197)
  - Rechargeable Batteries(415)
- Connectors
  Connectors
  - AV Connectors(2006)
  - Automotive Electrical Connectors(5065)
  - Backplane & Rack Connectors(1272)
  - Circular Connectors(20877)
  - IC Sockets & Adapters(649)
  - Mains & DC Power Connectors(3932)
  - Network & Telecom Connectors(3431)
  - PCB Connectors & Wire Housings(42513)
  - Power Connectors(10556)
  - RF Coaxial Connectors & Adapters(4851)
  - Terminal Blocks(31268)
  - USB, D Sub & Computing Connectors(8974)
  - Wire Terminals & Splices(6473)
- Displays & Optoelectronics
  Displays & Optoelectronics
  - Display Modules(1917)
  - Fibre Optic Components(219)
  - Indicators & Indicator Components(4035)
  - LED Lighting Components(4507)
  - LEDs - Light Emitting Diodes(6028)
  - Laser Modules & Components(166)
  - Optocouplers & Photodetectors(4471)
- ESD Control, Cleanroom & PCB Prototyping
  ESD Control, Cleanroom & PCB Prototyping
  - ESD Control & Clean Room(446)
  - PCB Etching, Preparation & Developing(49)
  - PCB Handling(90)
  - PCB Spacers, Pillars & Supports(774)
  - PCB Tools(123)
  - Prototyping Boards(769)
- Passive Components
  Passive Components
  - Antennas(634)
  - Capacitors(41528)
  - Crystals, Oscillators & Resonators(3716)
  - EMI Filters & Protection(6627)
  - Fixed Resistors(47422)
  - Inductors(10273)
  - Passive Components Kits(310)
  - Rotary Encoders(376)
  - Sounder, Buzzer & Microphone Components(886)
  - Surge Protection Components(3605)
  - Variable Resistors(4804)
- Power Supplies & Transformers
  Power Supplies & Transformers
  - Power Supplies(5551)
  - Renewable Energy(62)
  - Transformers(2712)
  - Voltage Converters(12835)
- Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  - Arduino Shop(180)
  - BBC micro:bit Shop(151)
  - Development Tools & Single Board Computers(3437)
  - ROCK SBC Shop(53)
  - Raspberry Pi Shop(231)
  - STEM Education(64)
- Semiconductors
  Semiconductors
  - Amplifiers & Comparators(5280)
  - Audio & Video ICs(86)
  - Chip Programmers & Debuggers(100)
  - Clock, Timing & Frequency ICs(1086)
  - Communication & Wireless Module ICs(414)
  - Data Converters(1265)
  - Discrete Semiconductors(39792)
  - Interface ICs(3345)
  - Logic ICs(4391)
  - Memory Chips(2510)
  - Power Management ICs(11457)
  - Processors & Microcontrollers(7473)
  - Programmable Logic ICs(69)
  - Sensor ICs(3318)
- PPE, Safety, Test & IT
- Computing & Peripherals
  Computing & Peripherals
  - 3D Printing & Scanning(338)
  - Audio & Video(554)
  - Barcode Scanners & Accessories(134)
  - Car Technology(4)
  - Computer Components & Software(1374)
  - Keyboards & Mice(308)
  - Labelling(1458)
  - Memory & Data Storage(659)
  - Mobile Computing(110)
  - Networking & WiFi(1415)
  - Phones & Walkie Talkies(46)
  - Photography & Drones(23)
  - Printing & Scanning(228)
  - Remote Controls(49)
- Facilities Cleaning & Maintenance
  Facilities Cleaning & Maintenance
  - Brushes(362)
  - Cleaning Equipment(40)
  - Cleaning Sprays & Fluids(53)
  - Electronics Cleaners & Protective Coatings(64)
  - Floor Cleaning(581)
  - Greases, Oils & Lubricants(384)
  - Paint & Painting Supplies(101)
  - Washroom Equipment & Supplies(384)
  - Waste & Recycling(201)
  - Wipes & Cloths(381)
- Office Supplies
  Office Supplies
  - Desk Organisation(57)
  - Filing(71)
  - Office Equipment(116)
  - Office Furniture(330)
  - Paper & Consumables(604)
  - Posting & Packaging(58)
  - White Boards, Notice Boards & Planners(177)
  - Writing & Drawing Supplies(174)
- Personal Protective Equipment & Workwear
  Personal Protective Equipment & Workwear
  - Arm & Knee Protection(132)
  - Disposable Workwear(418)
  - Ear Protection(187)
  - Eye & Face Protection(594)
  - Fall Protection(357)
  - Hand Protection(4764)
  - Head Protection(328)
  - Hi Vis Clothing(4963)
  - Respiratory Protection(300)
  - Safety Footwear(11750)
  - Workwear(13527)
- Security & Ironmongery
  Security & Ironmongery
  - CCTV & Security Surveillance(54)
  - Door Control & Seals(435)
  - Key Cabinets & Safes(194)
  - Latches, Hinges & Handles(1037)
  - Locks & Bolts(1169)
  - Security Alarms & Sensors(251)
- Site Safety
  Site Safety
  - Fire Safety(75)
  - First Aid(100)
  - Lockout Tagout(546)
  - Safety Flooring(231)
  - Safety Signs(642)
  - Spillage Control(166)
  - Traffic Management & Crowd Control(958)
- Test & Measurement
  Test & Measurement
  - Bench Power Supplies & Sources(225)
  - Data Acquisition & Logging(473)
  - Electrical Test & Measurement(594)
  - Electronic Component Testing(116)
  - Engineering Test & Measurement(674)
  - Environmental Test & Measurement(659)
  - Lab Equipment(509)
  - Linear Test & Measurement(12)
  - Multimeters & Accessories(479)
  - Network Test & Measurement(251)
  - Oscilloscopes & Accessories(747)
  - Pressure Test & Measurement(260)
  - RF Test & Measurement(136)
  - Signal Generators & Analysers(172)
  - Speed Test & Measurement(71)
  - Temperature Test & Measurement(733)
  - Test Connectors(2543)
  - Test Leads & Test Lead Kits(1437)
  - Weight & Force Test & Measurement(185)
Our Brands
- Top Brands
- All Brands
New Products
My Account
Our Services

$164.72Each Real time qty checker Compare	Allen Bradley 845J Series Amber Flashing Effect Light Module, 24 V, LED Bulb, AC/DC Range845 K Series845J Component TypeLight Module MultifunctionNo Current TypeAC/DC See similar products in Signal Tower Components	RS Stock No. 256-7218 Brand Allen Bradley Mfr. Part No. 854J-24GL5
$221.86Each Real time qty checker Compare	Allen Bradley 855E Series Blue Strobe Effect Light Module, 24 V, AC/DC Range855 K Series855E Component TypeLight Module MultifunctionNo Current TypeAC/DC See similar products in Signal Tower Components	RS Stock No. 256-7228 Brand Allen Bradley Mfr. Part No. 855E-24BR6

Automation Signalling

CATEGORIES