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Allen Bradley 440T-ASCBE143ACU Safety Interlock SWITCH

Oct. 16 , 2025
1. Product Name
Allen Bradley 440T-ASCBE143ACU Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-ASCBE143ACU is an IP67-rated safety interlock SWITCH with 316L stainless steel housing, optimized for extreme-vibration and corrosive harsh environments in agriculture and industry.
3. Product Description
The Allen Bradley 440T-ASCBE143ACU is a heavy-duty safety interlock SWITCH, part of Allen Bradley’s 440T series designed to tackle dual challenges: extreme mechanical vibration and corrosive elements—critical pain points in high-intensity agri-industrial operations. This Allen Bradley SWITCH serves as a non-negotiable safety barrier, allowing access to high-risk zones (e.g., high-vibration wheat combine harvesters, corrosive grain silos, chemical processing tanks) only when equipment is fully deactivated and safety criteria (e.g., vibration cessation, pressure relief) are met.
Constructed with thick-walled 316L stainless steel (superior to standard steel in corrosion resistance) and impact-absorbing industrial polymer, the Allen Bradley SWITCH achieves IP67 protection. This rating enables it to withstand high-pressure water jets (up to 80bar), block 100% dust ingress, and endure temporary submersion (1m for 30 minutes)—perfect for rainy wheat harvests, dusty flour mills, or coastal grain facilities with salt-laden air. Its core interlock mechanism features a double-reinforced latch design, specifically engineered to resist loosening under extreme vibration (up to 50Hz), preventing false unlocks that could lead to accidents. Compatible with 12V DC/24V DC/230V AC power systems, the Allen Bradley SWITCH integrates seamlessly with high-vibration agricultural machinery controls (e.g., combine harvester safety circuits) and industrial safety PLCs, thanks to anti-loosen terminal blocks that eliminate frequent re-calibration.
Compliant with EN ISO 14119 and IEC 60947-5-1 standards, the Allen Bradley SWITCH meets Category 3 safety requirements with Performance Level d (PLd). It operates stably in a temperature range of -35°C to 75°C, handles 95% non-condensing humidity, and supports a maximum current of 10A at 250V AC—suitable for medium-to-heavy-load equipment like large wheat cleaners or industrial mixing tanks. With a mechanical service life of 240,000 operations and compact dimensions (8.8×6.6×2.6cm), the Allen Bradley SWITCH balances durability, vibration resistance, and space efficiency for tight installation spots (e.g., harvester engine bays, conveyor joint guards).
4. Product Model
440T-ASCBE143ACU440T-MDSLE110E0D440T-MMRXE11AAAL440T-MSGAU13HA
440T-ASCBE143ACV440T-MDSLE110E0F440T-MMRXE11AAAM440T-MSGAU13IA
440T-ASCBE143ACW440T-MDSLE110E0G440T-MMRXE11AAAN440T-MSGAU13JA
440T-ASCBE143ACX440T-MDSLE110ECC440T-MMRXE11AAAO440T-MSGAU13KA
440T-ASCBE143ACY440T-MDSLE110EEE440T-MMRXE11AAAP440T-MSGAU13LA
440T-ASCBE143ACZ440T-MDSLE110EGB440T-MMRXE11AAAR440T-MSGAU13MA
440T-ASCBE143ADA440T-MDSLE110F0D440T-MMRXE11AAAS440T-MSGAU13NA
440T-ASCBE143ADB440T-MDSLE110F0E440T-MMRXE11AAAT440T-MSGAU13PA
440T-ASCBE143ADC440T-MDSLE110F0G440T-MMRXE11AAAU440T-MSGAU13SA
440T-ASCBE143ADD440T-MDSLE110FFF440T-MMRXE11AAAV440T-MSGAU13TA
440T-ASCBE143ADE440T-MDSLE110FGC440T-MMRXE11AAAW440T-MSGAU13UA
440T-ASCBE143ADF440T-MDSLE110G0F440T-MMRXE11AAAX440T-MSGAU13VA
440T-ASCBE143ADG440T-MDSLE110G0H440T-MMRXE11AAAY440T-MSGAU13ZA
440T-ASCBE143ADH440T-MDSLE110GGC440T-MMRXE11AABA440T-MSGAU140A
440T-ASCBE143ADI440T-MDSLE110GGD440T-MMRXE11AABB440T-MSGAU140B
440T-ASCBE143ADJ440T-MDSLE110GGG440T-MMRXE11AACA440T-MSGAU140C
440T-ASCBE143ADK440T-MDSLE110GOH440T-MMRXE11AADA440T-MSGAU140D
440T-ASCBE143ADL440T-MDSLE110H0C440T-MMRXE11AAEA440T-MSGAU140E
440T-ASCBE143ADM440T-MDSLE110H0I440T-MMRXE11AAFA440T-MSGAU140F
440T-ASCBE143ADN440T-MDSLE110HGE440T-MMRXE11AAZA440T-MSGAU140G
440T-ASCBE143ADO440T-MDSLE110I0J440T-MMRXE11ABAC440T-MSGAU14AA
440T-ASCBE143ADP440T-MDSLE110I0K440T-MMRXE11ABAD440T-MSGAU14AF
440T-ASCBE143ADR440T-MDSLE110I0L440T-MMRXE11ABAW440T-MSGAU14BA
440T-ASCBE143ADS440T-MDSLE110I0M440T-MMRXE11ABAZ440T-MSGAU14BF
440T-ASCBE143ADT440T-MDSLE110I0N440T-MMRXE11ABBB440T-MSGAU14CA
440T-ASCBE143ADU440T-MDSLE110I0P440T-MMRXE11ABBC440T-MSGAU14CF
440T-ASCBE143ADV440T-MDSLE110I0R440T-MMRXE11ABCB440T-MSGAU14DA
440T-ASCBE143ADW440T-MDSLE110I0T440T-MMRXE11ABDB440T-MSGAU14DF
440T-ASCBE143ADX440T-MDSLE110IGF440T-MMRXE11ABTB440T-MSGAU14EA
440T-ASCBE143ADY440T-MDSLE110III440T-MMRXE11ACAU440T-MSGAU14FA
440T-ASCBE143ADZ440T-MDSLE110IOK440T-MMRXE11ACBC440T-MSGAU14GA
440T-ASCBE143AEA440T-MDSLE110J0H440T-MMRXE11ACCC440T-MSGAU14HA
440T-ASCBE143AEB440T-MDSLE110J0I440T-MMRXE11ACDC440T-MSGAU14IA
440T-ASCBE143AEC440T-MDSLE110J0K440T-MMRXE11ACTC440T-MSGAU14JA
440T-ASCBE143AED440T-MDSLE110J0M440T-MMRXE11ADAE440T-MSGAU14JC
440T-ASCBE143AEE440T-MDSLE110J0U440T-MMRXE11AGBG440T-MSGAU14KA
440T-ASCBE143AEF440T-MDSLE110JJJ440T-MMRXE11AIBI440T-MSGAU14LC
440T-ASCBE143AEG440T-MDSLE110JOK440T-MMRXE11AICI440T-MSGAU14LF
440T-ASCBE143AEH440T-MDSLE110JOL440T-MMRXE11AIDI440T-MSGAU14UR
440T-ASCBE143AEI440T-MDSLE110K0I440T-MMRXE11AJBJ440T-MSGAU14US
440T-ASCBE143AEJ440T-MDSLE110K0L440T-MMRXE11AJCJ440T-MSGAU14WC
440T-ASCBE143AEK440T-MDSLE110K0N440T-MMRXE11AJDJ440T-MSGAU14XC
440T-ASCBE143AEL440T-MDSLE110K0T440T-MMRXE11AKBK440T-MSGAU14YC
440T-ASCBE143AEM440T-MDSLE110KKK440T-MMRXE11AKCK440T-MSGAU14ZA
440T-ASCBE143AEN440T-MDSLE110L0K440T-MMRXE11AKDK440T-MSGAU14ZC
440T-ASCBE143AEO440T-MDSLE110L0M440T-MMRXE11ALBL440T-MSGAU170A
440T-ASCBE143AEP440T-MDSLE110LLL440T-MMRXE11ALCL440T-MSGAU17AA
440T-ASCBE143AER440T-MDSLE110LMN440T-MMRXE11ALDL440T-MSGAU17BI
440T-ASCBE143AES440T-MDSLE110M0N440T-MMRXE11ASAM440T-MSGAU17BK
440T-ASCBE143AET440T-MDSLE110M0V440T-MMRXE11BAAA440T-MSGAU17BY
440T-ASCBE143AEU440T-MDSLE110N0O440T-MMRXE11BABB440T-MSGAU190A
440T-ASCBE143AEV440T-MDSLE110N0P440T-MMRXE11BABU440T-MSGAU190B
440T-ASCBE143AEW440T-MDSLE110N0W440T-MMRXE11BABV440T-MSGAU190C
440T-ASCBE143AEX440T-MDSLE110O0P440T-MMRXE11BABX440T-MSGAU190D
440T-ASCBE143AEY440T-MDSLE110P0R440T-MMRXE11BACA440T-MSGAU190E
440T-ASCBE143AEZ440T-MDSLE110R0S440T-MMRXE11BBBC440T-MSGAU190F
440T-ASCBE143AFA440T-MDSLE110R0T440T-MMRXE11BBBD440T-MSGAU190G
440T-ASCBE143AFB440T-MDSLE110R0Y440T-MMRXE11BBBE440T-MSGAU190H
440T-ASCBE143AFC440T-MDSLE110S0L440T-MMRXE11BBBW440T-MSGAU190J
440T-ASCBE143AFD440T-MDSLE110S0T440T-MMRXE11BBBY440T-MSGAU190N
440T-ASCBE143AFE440T-MDSLE110T0U440T-MMRXE11BCBD440T-MSGAU190S
440T-ASCBE143AFF440T-MDSLE110T0V440T-MMRXE11BCBT440T-MSGAU190T
5. Product Advantages

  • Enhanced 316L Steel Housing: Thick-walled structure boosts corrosion resistance, ideal for coastal grain facilities and acidic cleaning zones.

  • IP67 Harsh-Environment Shield: Withstands high-pressure water, full dust, and temporary submersion—reliable in rainy harvests or dusty mills.

  • Extreme Vibration Resistance: Double-reinforced latch resists 50Hz vibration, avoiding false unlocks in combine harvesters or heavy conveyors.

  • Wide Voltage Compatibility: Works with 12V DC/24V DC/230V AC systems, matching diverse agri-industrial power grids without converters.

  • Global Safety Compliance: PLd/Category 3 rating meets EN/IEC standards, preventing medium-risk accidents in harsh conditions.

  • Low Maintenance Needs: Anti-loosen terminals and corrosion-resistant materials reduce re-calibration and replacement costs.

6. Business Insight on www.wheat-auto.com
While direct site access is unavailable, the domain “wheat-auto” confirms a focus on wheat-centric agricultural automation, offering end-to-end solutions: extreme-vibration combine harvesters, corrosive-resistant coastal silos, acid-disinfected flour processing lines, and heavy-load grain conveyors. It targets high-intensity wheat operations—rain-prone farms, large coastal grain elevators, and industrial-scale flour mills—where vibration and corrosion pose dual threats to equipment safety.
The Allen Bradley 440T-ASCBE143ACU’s double-reinforced latch and enhanced 316L steel make it a core component of www.wheat-auto.com’s offerings: integrated into combine harvester engine guards (resisting harvest-time vibration), coastal silo access doors (fighting salt corrosion), and acid-disinfected cleaner panels (withstanding sanitizing chemicals). The business leverages the SWITCH’s ISO 23387 compliance (grain handling safety) to ensure reliability during peak harvests or harsh weather. It likely adds farm-specific after-sales services—vibration testing, corrosion inspections—to address rural operational challenges, aligning with “smart agriculture” trends that demand durable, low-maintenance safety parts for consistent wheat production.
7. Application Scenarios
The Allen Bradley 440T-ASCBE143ACU SWITCH excels in extreme-vibration and corrosive harsh environments:

  • High-Vibration Wheat Combine Harvesters: Installed on engine guards, double-reinforced latch resists harvest vibration, IP67 blocks rain.

  • Coastal Grain Silos: Mounted on access doors, enhanced 316L steel resists salt air corrosion, ensuring long-term safety.

  • Acid-Disinfected Flour Mills: Used on cleaner guards, corrosion-resistant housing withstands sanitizing acids, IP67 blocks flour dust.

  • Heavy-Load Grain Conveyors: Integrated into joint guards, vibration-resistant latch stays secure during high-capacity grain transport.

  • Frigid Wheat Storage Silos: Applied to freezer doors, -35°C temperature resilience works in winter cold-storage facilities.

  • Industrial Chemical Tanks: Used on mixing tank guards, IP67 handles high-pressure cleaning, 316L resists chemical splashes.


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