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Allen Bradley 440T-ASCBE143AAJ Safety Interlock SWITCH

Oct. 16 , 2025
1. Product Name
Allen Bradley 440T-ASCBE143AAJ Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-ASCBE143AAJ is an IP67-rated safety interlock SWITCH with 316L stainless steel housing, optimized for high-mechanical-stress harsh environments in agriculture and industry.
3. Product Description
The Allen Bradley 440T-ASCBE143AAJ is a rugged safety interlock SWITCH, part of Allen Bradley’s 440T series engineered to withstand both environmental extremes and mechanical impact—two key pain points in heavy-duty agri-industrial settings. This Allen Bradley SWITCH acts as a critical safety barrier, restricting access to high-risk zones (e.g., high-vibration wheat harvesters, heavy-load grain conveyors, chemical mixing tanks) only when equipment is fully shut down and safety conditions (e.g., pressure release, vibration stop) are satisfied.
Crafted with thick-gauge 316L stainless steel (enhancing impact resistance vs. standard 316 steel) and shock-absorbing thermoplastic, the Allen Bradley SWITCH achieves IP67 protection. This rating lets it endure high-pressure water jets (up to 80bar), block 100% dust ingress, and resist temporary submersion (1m for 30 minutes)—essential for rainy wheat fields, dusty mills, or chemical-splash zones. Its core interlock mechanism uses a reinforced latch design (to handle vibration) following a fail-safe logic: the Allen Bradley SWITCH remains locked to prevent unauthorized entry until connected equipment (compatible with 12V DC/24V DC/230V AC power systems) stops operating, eliminating accident risks from moving or vibrating parts. Equipped with anti-loosen terminal blocks, this Allen Bradley SWITCH integrates seamlessly with high-vibration wheat farm systems (e.g., heavy-duty harvester controls, load-bearing conveyors) and industrial safety PLCs without 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 -35°C to 75°C, handles 95% non-condensing humidity, and supports 10A current at 250V AC—suitable for medium-to-heavy-load equipment like large wheat cleaners or industrial mixers. With a 230,000-operation mechanical life and compact dimensions (8.8×6.6×2.6cm), the Allen Bradley SWITCH balances durability, vibration resistance, and space efficiency for tight, high-stress installation spots (e.g., harvester engine bays, conveyor joints).
4. Product Model
440T-ASCBE143AAJ440T-MDSLE10WHWI440T-MMRXE110DDD440T-MSGAU12PJ
440T-ASCBE143AAK440T-MDSLE10WJWK440T-MMRXE110DOF440T-MSGAU12PL
440T-ASCBE143AAL440T-MDSLE10XACB440T-MMRXE110E0F440T-MSGAU12PN
440T-ASCBE143AAM440T-MDSLE10XAXC440T-MMRXE110E0G440T-MSGAU12RL
440T-ASCBE143AAN440T-MDSLE10XAYA440T-MMRXE110EEA440T-MSGAU12RN
440T-ASCBE143AAO440T-MDSLE10XBXD440T-MMRXE110EEE440T-MSGAU12SA
440T-ASCBE143AAP440T-MDSLE10XBZB440T-MMRXE110F0G440T-MSGAU12SC
440T-ASCBE143AAR440T-MDSLE10XJXK440T-MMRXE110FFF440T-MSGAU12SJ
440T-ASCBE143AAS440T-MDSLE10XSFS440T-MMRXE110G0H440T-MSGAU12SL
440T-ASCBE143AAT440T-MDSLE10XXZZ440T-MMRXE110GGG440T-MSGAU12SM
440T-ASCBE143AAU440T-MDSLE10YAYB440T-MMRXE110H0I440T-MSGAU12TA
440T-ASCBE143AAV440T-MDSLE10YAZA440T-MMRXE110HHH440T-MSGAU12TC
440T-ASCBE143AAW440T-MDSLE10YBAC440T-MMRXE110III440T-MSGAU12TJ
440T-ASCBE143AAX440T-MDSLE10YCYD440T-MMRXE110JJJ440T-MSGAU12UA
440T-ASCBE143AAY440T-MDSLE10YJYK440T-MMRXE110KKK440T-MSGAU12UJ
440T-ASCBE143AAZ440T-MDSLE10YSFT440T-MMRXE110L0M440T-MSGAU12VA
440T-ASCBE143ABA440T-MDSLE10ZAAB440T-MMRXE110LLL440T-MSGAU12VJ
440T-ASCBE143ABB440T-MDSLE10ZJZK440T-MMRXE110M0A440T-MSGAU12WJ
440T-ASCBE143ABC440T-MDSLE11440T-MMRXE110M0N440T-MSGAU12XJ
440T-ASCBE143ABD440T-MDSLE110A0B440T-MMRXE110M0P440T-MSGAU12YA
440T-ASCBE143ABE440T-MDSLE110A0C440T-MMRXE110M0S440T-MSGAU12YC
440T-ASCBE143ABF440T-MDSLE110A0D440T-MMRXE110MCA440T-MSGAU12ZA
440T-ASCBE143ABG440T-MDSLE110A0E440T-MMRXE110MCB440T-MSGAU12ZB
440T-ASCBE143ABH440T-MDSLE110A0F440T-MMRXE110MMM440T-MSGAU12ZC
440T-ASCBE143ABI440T-MDSLE110A0M440T-MMRXE110MPA440T-MSGAU12ZJ
440T-ASCBE143ABJ440T-MDSLE110AAA440T-MMRXE110MPB440T-MSGAU130B
440T-ASCBE143ABK440T-MDSLE110AAB440T-MMRXE110NNN440T-MSGAU130C
440T-ASCBE143ABL440T-MDSLE110APA440T-MMRXE110O0C440T-MSGAU130D
440T-ASCBE143ABM440T-MDSLE110ASA440T-MMRXE110O0M440T-MSGAU130E
440T-ASCBE143ABN440T-MDSLE110B0A440T-MMRXE110O0T440T-MSGAU13AA
440T-ASCBE143ABO440T-MDSLE110B0C440T-MMRXE110OOO440T-MSGAU13AB
440T-ASCBE143ABP440T-MDSLE110B0D440T-MMRXE110PPP440T-MSGAU13AC
440T-ASCBE143ABR440T-MDSLE110B0E440T-MMRXE110RRR440T-MSGAU13AD
440T-ASCBE143ABS440T-MDSLE110B0G440T-MMRXE110SSS440T-MSGAU13AE
440T-ASCBE143ABT440T-MDSLE110B0P440T-MMRXE110T0U440T-MSGAU13AH
440T-ASCBE143ABU440T-MDSLE110BAA440T-MMRXE110TTT440T-MSGAU13AI
440T-ASCBE143ABV440T-MDSLE110BBA440T-MMRXE110UUU440T-MSGAU13AJ
440T-ASCBE143ABW440T-MDSLE110BBB440T-MMRXE110VVV440T-MSGAU13AK
440T-ASCBE143ABX440T-MDSLE110BBC440T-MMRXE110WWW440T-MSGAU13BA
440T-ASCBE143ABY440T-MDSLE110BOA440T-MMRXE113AAA3AAB440T-MSGAU13CA
440T-ASCBE143ABZ440T-MDSLE110BOB440T-MMRXE113ABA3ABB440T-MSGAU13CB
440T-ASCBE143ACA440T-MDSLE110BOD440T-MMRXE113ACA3ACB440T-MSGAU13CC
440T-ASCBE143ACB440T-MDSLE110BOG440T-MMRXE113ACC3ACB440T-MSGAU13CD
440T-ASCBE143ACC440T-MDSLE110BRB440T-MMRXE113ADA3ADB440T-MSGAU13CE
440T-ASCBE143ACD440T-MDSLE110C0B440T-MMRXE113AEA3AEB440T-MSGAU13CH
440T-ASCBE143ACE440T-MDSLE110C0D440T-MMRXE113AFA3AFB440T-MSGAU13CI
440T-ASCBE143ACF440T-MDSLE110C0E440T-MMRXE113CAA3CAB440T-MSGAU13CJ
440T-ASCBE143ACG440T-MDSLE110C0F440T-MMRXE113CBA3CBB440T-MSGAU13CK
440T-ASCBE143ACH440T-MDSLE110C0H440T-MMRXE113CCA3CCB440T-MSGAU13DA
440T-ASCBE143ACI440T-MDSLE110C0Z440T-MMRXE11AA0B440T-MSGAU13EA
440T-ASCBE143ACJ440T-MDSLE110CCA440T-MMRXE11AAAB440T-MSGAU13EB
440T-ASCBE143ACK440T-MDSLE110CCC440T-MMRXE11AAAC440T-MSGAU13EC
440T-ASCBE143ACL440T-MDSLE110COE440T-MMRXE11AAAD440T-MSGAU13ED
440T-ASCBE143ACM440T-MDSLE110D0E440T-MMRXE11AAAE440T-MSGAU13EE
440T-ASCBE143ACN440T-MDSLE110D0F440T-MMRXE11AAAF440T-MSGAU13EH
440T-ASCBE143ACO440T-MDSLE110D0G440T-MMRXE11AAAG440T-MSGAU13EI
440T-ASCBE143ACP440T-MDSLE110DAA440T-MMRXE11AAAH440T-MSGAU13EJ
440T-ASCBE143ACR440T-MDSLE110DDA440T-MMRXE11AAAI440T-MSGAU13EK
440T-ASCBE143ACS440T-MDSLE110DDD440T-MMRXE11AAAJ440T-MSGAU13FA
440T-ASCBE143ACT440T-MDSLE110E0A440T-MMRXE11AAAK440T-MSGAU13GA
5. Product Advantages

  • Reinforced 316L Steel Build: Thick-gauge material boosts impact resistance, ideal for high-vibration wheat harvesters or heavy-load conveyors.

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

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

  • Vibration-Resistant Latch: Reinforced mechanism stays secure in high-vibration equipment, avoiding false unlocks in harvesters or mixers.

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

  • Low Maintenance: Anti-loosen terminals and corrosion-resistant materials reduce re-calibration or replacement needs, cutting 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: high-vibration harvesters, heavy-load grain conveyors, acid-disinfected processing lines, and coastal silos. It targets rain-prone wheat farms, large grain elevators, and industrial-scale wheat processors—environments where mechanical stress and harsh weather coexist.
The Allen Bradley 440T-ASCBE143AAJ’s reinforced 316L steel and vibration-resistant latch make it a core component of www.wheat-auto.com’s offerings: integrated into high-vibration harvester engine guards (preventing latch failure), heavy-load conveyor access panels (withstanding impact), and acid-disinfected cleaner doors (resisting chemicals). The business leverages the SWITCH’s ISO 23387 compliance (grain handling safety) to ensure reliability during rainy harvests or high-stress conveying. 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-ASCBE143AAJ SWITCH excels in high-mechanical-stress harsh environments:

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

  • Heavy-Load Grain Conveyors: Mounted on access panels, thick 316L steel withstands impact from falling grain, ensuring safety.

  • Acid-Disinfected Wheat Mills: Used on cleaner guards, 316L steel resists disinfectants, and IP67 blocks flour dust.

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

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

  • Coastal Wheat Elevators: Used on silo access doors, 316L steel resists salt air corrosion, maintaining safety year-round.


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