1. Product Name
Allen Bradley 440T - AKEYE103AAG Safety Key Interlock Switch
2. Product Introduction
As a vital safety - focused product under Allen Bradley, a world - renowned brand in industrial automation owned by Rockwell Automation, the 440T - AKEYE103AAG is a high - performance safety key interlock switch. It upholds Allen Bradley’s long - standing reputation for reliability, engineered to mitigate safety hazards in industrial operations, safeguard workers and equipment, and adhere to global safety standards for broad application across industries.
3. Product Description
The Allen Bradley 440T - AKEYE103AAG is a high - quality member of the Allen Bradley SWITCH lineup, specifically designed to prioritize industrial safety and deliver consistent performance. Its housing boasts a compact yet sturdy structure, crafted from premium industrial - grade thermoplastic. This material offers strong resistance to impact, abrasion, and chemical corrosion, making the switch well - suited for harsh factory environments—whether it’s enduring accidental collisions from heavy machinery in a manufacturing plant or withstanding exposure to cleaning agents in a food processing facility.
Equipped with an IP65 ingress protection rating, the switch provides effective defense against dust and low - pressure water jets. This is particularly critical for metalworking facilities, where metal shavings and dust particles are abundant, as well as beverage bottling or dairy plants that require regular equipment cleaning to maintain hygiene standards. Functionally, the switch operates on a precise key - interlocking mechanism. When an authorized key is inserted and turned, it activates or deactivates the power supply or control circuits of connected industrial equipment. This ensures that only qualified personnel with the correct key can operate the equipment or access hazardous areas. For instance, in a logistics warehouse, the switch can be installed on the access door of a conveyor system’s drive unit. Before maintenance staff can open the door to inspect or repair internal components, they must use the key to cut off the conveyor’s power, eliminating the risk of accidental startup and potential injuries.
The switch features a positive - opening contact design that complies with the international safety standard IEC 60947 - 5 - 1. This design prevents the switch from failing in a closed (energized) state even if internal parts experience wear over time, a critical safeguard against dangerous equipment malfunctions. Additionally, it incorporates unique key coding technology—each key is programmed to work exclusively with its matching switch. This feature blocks unauthorized access, as keys from other switches or unauthorized sources cannot operate the device, further enhancing security in industrial settings.
4.Product Model
| 440T-AKEYE103AAG | 440T-MDBLE16EAFA | 440T-MKEXE18ECBBDBFBFBFB | 440T-MSALE20OD |
| 440T-AKEYE103AAH | 440T-MDBLE16EBEC | 440T-MKEXE18ECCCDCFCFCFC | 440T-MSALE20PA |
| 440T-AKEYE103AAI | 440T-MDBLE16EBFB | 440T-MKEXE18HAHBHCHDHEHF | 440T-MSALE20PB |
| 440T-AKEYE103AAJ | 440T-MDBLE16ECEB | 440T-MKEXE18HHHHHHIHIHIH | 440T-MSALE20PF |
| 440T-AKEYE103AAK | 440T-MDBLE16ECED | 440T-MKEXE18OHOIOJOKOKOK | 440T-MSALE20PG |
| 440T-AKEYE103AAL | 440T-MDBLE16ECFC | 440T-MKEXE18OLOMONOOOOOO | 440T-MSALE20PH |
| 440T-AKEYE103AAM | 440T-MDBLE16ED0A | 440T-MKEXE190A0B0B0B0B0B0B | 440T-MSALE20PI |
| 440T-AKEYE103AAN | 440T-MDBLE16EEED | 440T-MKEXE190A0B0C0D0E0F0G | 440T-MSALE20PJ |
| 440T-AKEYE103AAO | 440T-MDBLE16EEEF | 440T-MKEXE190A0B0C0G0H0I0J | 440T-MSALE20PK |
| 440T-AKEYE103AAP | 440T-MDBLE16FAFB | 440T-MKEXE190A0B0D0F0H0J0L | 440T-MSALE20VF |
| 440T-AKEYE103AAR | 440T-MDBLE16FAGA | 440T-MKEXE190A0B0E0E0E0E0E | 440T-MSALS100A |
| 440T-AKEYE103AAS | 440T-MDBLE16FBFC | 440T-MKEXE190A0B0E0G0I0H0M | 440T-MSALS100B |
| 440T-AKEYE103AAT | 440T-MDBLE16FCFB | 440T-MKEXE190A0C0C0C0C0C0C | 440T-MSALS100C |
| 440T-AKEYE103AAU | 440T-MDBLE16FCFD | 440T-MKEXE190A0C0D0E0F0G0H | 440T-MSALS100D |
| 440T-AKEYE103AAV | 440T-MDBLE16FDFE | 440T-MKEXE190AAAAAAAAAAAAA | 440T-MSALS100E |
| 440T-AKEYE103AAW | 440T-MDBLE16FFEE | 440T-MKEXE190AAAAANOAAAAAA | 440T-MSALS100F |
| 440T-AKEYE103AAX | 440T-MDBLE16FFFG | 440T-MKEXE190AAAABACADAEAF | 440T-MSALS100G |
| 440T-AKEYE103AAY | 440T-MDBLE16FFGG | 440T-MKEXE190ABCBCBCBCBCBC | 440T-MSALS100H |
| 440T-AKEYE103AAZ | 440T-MDBLE16FGFH | 440T-MKEXE190ACACACACACACA | 440T-MSALS100J |
| 440T-AKEYE103ABA | 440T-MDBLE16FHFI | 440T-MKEXE190ACADAEAFAGAHA | 440T-MSALS100K |
| 440T-AKEYE103ABB | 440T-MDBLE16FIFJ | 440T-MKEXE190AOBOCOCOCOCOC | 440T-MSALS100L |
| 440T-AKEYE103ABC | 440T-MDBLE16FJFK | 440T-MKEXE190B0A0A0A0A0A0A | 440T-MSALS100O |
| 440T-AKEYE103ABD | 440T-MDBLE16GAGB | 440T-MKEXE190B0C0C0C0C0C0C | 440T-MSALS100P |
| 440T-AKEYE103ABE | 440T-MDBLE16GAHA | 440T-MKEXE190B0C0D0E0F0G0G | 440T-MSALS100U |
| 440T-AKEYE103ABF | 440T-MDBLE16GBGC | 440T-MKEXE190BBABABABABABA | 440T-MSALS100W |
5. Product Advantages
The Allen Bradley 440T - AKEYE103AAG offers distinct advantages for industrial use. Firstly, its positive - opening contact design and unique key coding provide top - tier safety. This eliminates the risk of unexpected equipment starts and blocks unauthorized access, critical for protecting workers in hazardous areas. Secondly, the IP65 rating and durable thermoplastic housing ensure strong resilience against dust, water, and chemicals, enabling reliable operation across diverse harsh industrial environments. Thirdly, flexible mounting options (horizontal/vertical) and compatibility with Allen Bradley control systems simplify integration, saving time and reducing costs associated with system modifications. Fourthly, the user - friendly design—including smooth key operation, clear status markings, and easy - to - follow installation guides—minimizes human error during use and setup. Backed by Allen Bradley’s global after - sales support network, the switch ensures prompt assistance when needed, minimizing downtime and making it a cost - effective safety solution for businesses.
www.wheat-auto.com operates as a specialized distributor of industrial automation products, focusing on supplying high - quality components to meet the needs of various industries. Its core business includes offering a wide range of products such as sensors, programmable logic controllers (PLCs), motors, and switches—with the Allen Bradley SWITCH series, including models like the 440T - AKEYE103AAG, being a key part of its inventory. The website caters to sectors like automotive manufacturing, food and beverage processing, and pharmaceutical production, providing essential components to keep their operations running safely and efficiently. One of the website’s major strengths is its well - organized product catalog. Each product listing includes detailed specifications, high - resolution images, and relevant technical information, helping customers make informed purchasing decisions. It also offers value - added services such as technical consultation, where experienced engineers provide advice on product selection and system integration, as well as customization services to tailor products to specific operational needs. Additionally, partnerships with leading brands like Allen Bradley, Siemens, and Omron ensure that the website sources authentic, high - quality products, which is crucial for industrial customers to avoid equipment failures and safety risks.
7. Usage Scenarios
The Allen Bradley 440T - AKEYE103AAG is versatile, finding applications across multiple industries. In automotive manufacturing, it is commonly installed on the safety doors of welding robot workcells. Welding robots operate at high speeds and generate intense heat, posing risks to workers. Before entering the workcell to load parts or perform maintenance, workers must use the switch’s key to cut off the robot’s power, ensuring safe access and preventing burns or collisions with moving robot arms. It can also be used on engine assembly line conveyors—maintenance staff use the key to lock the conveyor’s power during repairs, avoiding unexpected starts that could cause injuries.
In the food processing industry, the switch’s IP65 rating makes it ideal for wet and dusty environments. For example, on the access panels of beverage filling machines, cleaning crews use the key to shut down the machine’s power before cleaning. This not only protects workers from moving parts but also prevents contamination of beverages by ensuring the machine is fully off during cleaning. In bakeries, it can be installed on oven doors; when the key is used to open the door, the oven’s heating system automatically turns off, preventing burns from hot surfaces or escaping heat.
In pharmaceutical manufacturing, the switch secures access to drug mixing vessels. Authorized personnel use the key to stop the vessel’s operation and activate ventilation systems before opening the access port, ensuring the sterility of the drug mixture and protecting workers from exposure to harmful substances. In heavy machinery industries, such as construction or mining, the switch is mounted on the access doors of equipment like excavator engines or mining conveyor drives. Before technicians inspect or repair these components, they use the key to cut power, safeguarding against accidental startup and ensuring a safe working environment—all while leveraging the switch’s robust safety and durability features.
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