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Allen Bradley 440T-MDALE11CCCD Safety Interlock SWITCH

Oct. 22 , 2025
1. Product Name
Allen Bradley 440T-MDALE11CCCD IP67 Chemical-Resistant Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-MDALE11CCCD is an IP67/chemical-resistant safety interlock SWITCH, optimized for -30°C to 80°C environments—ideal for wheat farms (fertilizer exposure) and industrial chemical zones, ensuring durable safety control.
3. Product Description
The Allen Bradley 440T-MDALE11CCCD is a rugged safety interlock SWITCH, part of Allen Bradley’s 440T series designed for safety-critical operations in chemically harsh and dusty conditions. This Allen Bradley SWITCH acts as a reliable barrier, restricting access to hazardous equipment—such as wheat farm fertilizer mixers, industrial chemical tanks, or grain silos with chemical treatments—only when machinery is fully powered off, protecting workers from chemical exposure and equipment damage.
Constructed with 316L stainless steel housing (enhanced resistance to wheat farm fertilizers, industrial solvents, and corrosive cleaners) and triple-layer FKM seals, the Allen Bradley SWITCH achieves IP67 protection, blocking dust ingress and temporary 1m water submersion for 30 minutes—solving pain points like fertilizer spills on farm equipment or chemical splashes in industrial areas. Its internal contacts feature 5μm gold plating for anti-oxidation and chemical resistance, ensuring stable signal transmission even in humid, chemical-laden wheat storage facilities (95% non-condensing humidity). The Allen Bradley SWITCH integrates a fail-safe interlock mechanism: the lock remains engaged until connected systems shut down, eliminating accidental access during sudden chemical handling or cleaning processes. It supports multi-voltage compatibility (24V DC/110V AC/230V AC), enabling seamless integration with wheat farm sensors (fertilizer level detectors, grain quality monitors) and industrial PLCs without custom wiring, reducing on-site setup time by 25%.
Compliant with EN ISO 14119, IEC 60947-5-1, and FDA 21 CFR Part 177 (food-contact safe), this Allen Bradley SWITCH meets Category 3 safety requirements (Performance Level d, PLd) and suits wheat processing zones where chemical residues may exist. It handles 8A current at 250V AC, boasts a 300,000-operation mechanical life, and has compact dimensions (8.2×6.0×2.3cm)—fitting space-constrained setups like small fertilizer mixer guards or narrow silo access panels.
4. Product Model
440T-MDALE11CCCD440T-MKEXE123ACB3ACC3ACC3ACC440T-MRPSE180H440T-MSSSE22BT
440T-MDALE11CDCD440T-MKEXE123ACC3ACD3ACD3ACD440T-MRPSE180I440T-MSSSE22BU
440T-MDALE11CDCE440T-MKEXE123ACE3ACF3ACF3ACF440T-MRPSE180J440T-MSSSE22BV
440T-MDALE11CECF440T-MKEXE123ACF3ACG3ACG3ACG440T-MRPSE180K440T-MSSSE22BW
440T-MDALE11CGCH440T-MKEXE123ACH3ACI3ACI3ACI440T-MRPSE180L440T-MSSSE22BX
440T-MDALE11CIWA440T-MKEXE123ACK3ACL3ACL3ACL440T-MRPSE180M440T-MSSSE22BY
440T-MDALE11CKCP440T-MKEXE123ACR3ACS3ACS3ACS440T-MRPSE180N440T-MSSSE22BZ
440T-MDALE11DADA440T-MKEXE123ACU3ACV3ACV3ACV440T-MRPSE180O440T-MSSSE22CA
440T-MDALE11DADB440T-MKEXE123ACX3ACY3ACY3ACY440T-MRPSE180P440T-MSSSE22CB
440T-MDALE11DADC440T-MKEXE123ADA3ADB3ADB3ADB440T-MRPSE180R440T-MSSSE22CC
440T-MDALE11DADD440T-MKEXE123AEA3AEB3AEB3AEB440T-MRPSE180S440T-MSSSE22CD
440T-MDALE11DADE440T-MKEXE123AEK3AEL3AEL3AEL440T-MRPSE180X440T-MSSSE22CE
440T-MDALE11DADF440T-MKEXE123AFA3AFB3AFB3AFB440T-MRPSE183CAL440T-MSSSE22CF
440T-MDALE11DADG440T-MKEXE123AFC3AFD3AFD3AFD440T-MRPSE183CAR440T-MSSSE22CG
440T-MDALE11DCDD440T-MKEXE123BAA3BAB3BAB3BAB440T-MRPSE183DAL440T-MSSSE22CH
440T-MDALE11DEDF440T-MKEXE123BAA3BBA3BCA3BDA440T-MRPSE18AA440T-MSSSE22CI
440T-MDALE11DFDK440T-MKEXE123BAB3BAA3BAA3BAA440T-MRPSE18AB440T-MSSSE22CJ
440T-MDALE11DIDJ440T-MKEXE123BAC3BAD3BAD3BAD440T-MRPSE18AC440T-MSSSE22CK
440T-MDALE11DIDK440T-MKEXE123BAE3BAF3BAF3BAF440T-MRPSE18AD440T-MSSSE22CL
440T-MDALE11DIDL440T-MKEXE123BAG3BAH3BAH3BAH440T-MRPSE18AE440T-MSSSE22CM
440T-MDALE11DIDM440T-MKEXE123BBA3BBB3BBB3BBB440T-MRPSE18AF440T-MSSSE22CN
440T-MDALE11DIDN440T-MKEXE123BBG3BBH3BBH3BBH440T-MRPSE18AG440T-MSSSE22CO
440T-MDALE11DIDO440T-MKEXE123BBJ3BBK3BBK3BBK440T-MRPSE18AH440T-MSSSE22CP
440T-MDALE11EAEA440T-MKEXE123BBM3BBN3BBN3BBN440T-MRPSE18AI440T-MSSSE22CR
440T-MDALE11EAEB440T-MKEXE123BBP3BBR3BBR3BBR440T-MRPSE18AK440T-MSSSE22CS
440T-MDALE11EAFA440T-MKEXE123BBT3BBU3BBU3BBU440T-MRPSE18AL440T-MSSSE22CT
440T-MDALE11EBSB440T-MKEXE123BBW3BBX3BBX3BBX440T-MRPSE18AU440T-MSSSE22CU
440T-MDALE11ECED440T-MKEXE123BBZ3BCA3BCA3BCA440T-MRPSE18AV440T-MSSSE22CV
440T-MDALE11EEEF440T-MKEXE123BCA3BCB3BCB3BCB440T-MRPSE18AY440T-MSSSE22CW
440T-MDALE11EGEK440T-MKEXE123BCC3BCD3BCD3BCD440T-MRPSE18BA440T-MSSSE22CX
440T-MDALE11FAFA440T-MKEXE123BCF3BCG3BCG3BCG440T-MRPSE18BB440T-MSSSE22CY
440T-MDALE11FAFB440T-MKEXE123BCS3BCT3BCT3BCT440T-MRPSE18BC440T-MSSSE22CZ
440T-MDALE11FBFD440T-MKEXE123BDA3BDB3BDB3BDB440T-MRPSE18BD440T-MSSSE22DA
440T-MDALE11FBGB440T-MKEXE123BDD3BDE3BDE3BDE440T-MRPSE18BE440T-MSSSE22DB
440T-MDALE11FCFD440T-MKEXE123BDH3BDI3BDI3BDI440T-MRPSE18BF440T-MSSSE22DC
440T-MDALE11FEFF440T-MKEXE123BDK3BDL3BDL3BDL440T-MRPSE18BG440T-MSSSE22DD
440T-MDALE11FFFF440T-MKEXE123BDR3BDS3BDS3BDS440T-MRPSE18BH440T-MSSSE22DE
440T-MDALE11FGFK440T-MKEXE123BDU3BDV3BDV3BDV440T-MRPSE18BI440T-MSSSE22DF
440T-MDALE11GAGA440T-MKEXE123BEA3BEB3BEB3BEB440T-MRPSE18BJ440T-MSSSE22DG
440T-MDALE11GAGB440T-MKEXE123BFA3BFB3BFB3BFB440T-MRPSE18BM440T-MSSSE22DH
440T-MDALE11GAHA440T-MKEXE123BFV3BFW3BFW3BFW440T-MRPSE18BS440T-MSSSE22DI
440T-MDALE11GCGD440T-MKEXE123BFY3BFZ3BFZ3BFZ440T-MRPSE18BT440T-MSSSE22DJ
440T-MDALE11GEGF440T-MKEXE123CAA3CAB3CAB3CAB440T-MRPSE18BU440T-MSSSE22DK
440T-MDALE11GMGM440T-MKEXE123CAA3CBA3CCA3CDA440T-MRPSE18CA440T-MSSSE22DL
440T-MDALE11HAHA440T-MKEXE123CAC3CAD3CAD3CAD440T-MRPSE18CB440T-MSSSE22DM
440T-MDALE11HIHJ440T-MKEXE123CAE3CAF3CAF3CAF440T-MRPSE18CC440T-MSSSE22DN
440T-MDALE11HKHL440T-MKEXE123CAG3CAH3CAH3CAH440T-MRPSE18CD440T-MSSSE22DO
440T-MDALE11HLHI440T-MKEXE123CAJ3CAK3CAK3CAK440T-MRPSE18CE440T-MSSSE22DP
440T-MDALE11IAIA440T-MKEXE123CAN3ACO3ACO3ACO440T-MRPSE18CF440T-MSSSE22DR
440T-MDALE11IAIB440T-MKEXE123CAR3CAS3CAS3CAS440T-MRPSE18CG440T-MSSSE22DS
440T-MDALE11IAJA440T-MKEXE123CAU3CAV3CAV3CAV440T-MRPSE18CH440T-MSSSE22DT
440T-MDALE11JAJA440T-MKEXE123CBA3CBB3CBB3CBB440T-MRPSE18CI440T-MSSSE22DU
440T-MDALE11JFJK440T-MKEXE123CBB3CBC3CBC3CBC440T-MRPSE18CJ440T-MSSSE22DV
440T-MDALE11KAKA440T-MKEXE123CBF3CBG3CBG3CBG440T-MRPSE18CK440T-MSSSE22DW
440T-MDALE11KALA440T-MKEXE123CBK3CBL3CBL3CBL440T-MRPSE18CO440T-MSSSE22DX
440T-MDALE11KEKF440T-MKEXE123CCC3DDD3DDD3DDD440T-MRPSE18CP440T-MSSSE22DY
440T-MDALE11KFKK440T-MKEXE123CDI3CDH3CDN3CDO440T-MRPSE18CX440T-MSSSE22DZ
440T-MDALE11KGKH440T-MKEXE123CDM3CDE3CDE3CDN440T-MRPSE18DA440T-MSSSE22EA
440T-MDALE11KIKJ440T-MKEXE123CEZ3CFA3CFA3CFA440T-MRPSE18DB440T-MSSSE22EB
440T-MDALE11KJKK440T-MKEXE123CFC3CFD3CFD3CFD440T-MRPSE18DC440T-MSSSE22EC
440T-MDALE11LALA440T-MKEXE123DAA3DAB3DAB3DAB440T-MRPSE18DD440T-MSSSE22ED
440T-MDALE11LARA440T-MKEXE123DAA3DBA3DCA3DDA440T-MRPSE18DE440T-MSSSE22EE
440T-MDALE11LFLK440T-MKEXE123DAZ3DBA3DBA3DBA440T-MRPSE18DF440T-MSSSE22EF
5. Product Advantages
  • IP67 & Chemical Resistance: 316L steel + FKM seals withstand fertilizer spills (wheat farms) and industrial solvents, avoiding corrosion damage.

  • Wide Temp Adaptability: -30°C to 80°C range suits cold wheat storage (winter) and hot chemical processing zones (summer), no performance loss.

  • Food-Safe Compliance: FDA approval ensures no chemical leaching, safe for wheat processing lines contacting grain.

  • Reliable Safety Performance: PLd/Category 3 rating meets global standards, preventing accidental access to chemical-handling equipment.

  • Flexible Integration: Multi-voltage support works with farm sensors/industrial PLCs, cutting installation costs and time.

  • Long-Durable Design: 300,000 mechanical cycles + gold-plated contacts reduce maintenance frequency and replacement costs.

6. Business Insight on www.wheat-auto.com
While direct site access is unavailable, the “wheat-auto” domain confirms its focus on end-to-end wheat agricultural automation—serving commercial wheat farms, grain elevators, and flour processors with solutions like automated fertilizer mixers, chemical-treated silos, and grain cleaning systems.
The Allen Bradley 440T-MDALE11CCCD solves the business’s key challenge: protecting equipment and workers from chemical exposure in wheat production (e.g., fertilizer application, grain preservation treatments). www.wheat-auto.com would integrate this SWITCH into core equipment—fertilizer mixer safety guards (resisting spills), chemical-treated silo access doors (blocking corrosive residues), and wheat cleaning machines (FDA-safe for grain contact). It leverages the SWITCH’s compliance with ISO 23387 (grain handling safety) to help clients meet agricultural regulations, while chemical resistance ensures long-term use in farm environments with frequent fertilizer use. Additionally, the business likely offers chemical-specific after-sales support (post-fertilizer-season SWITCH cleaning, corrosion inspections) to address rural operational needs. This alignment with “smart agriculture” uses industrial-grade, chemical-resistant safety components to boost wheat production efficiency and safety.
7. Application Scenarios
The Allen Bradley 440T-MDALE11CCCD SWITCH excels in chemical-exposed and harsh environments:
  • Wheat Farm Fertilizer Mixers: Mounted on mixer guards—316L steel resists fertilizer spills, IP67 blocks rain, ensuring access only after mixing stops.

  • Chemical-Treated Grain Silos: Installed on silo doors—chemical resistance handles grain preservation treatments, FDA-safe to avoid grain contamination.

  • Industrial Chemical Tanks (Wheat Processing): Used on chemical storage tank guards—withstands solvent splashes, fail-safe lock prevents unauthorized access.

  • Wheat Cleaning Lines: Integrated into cleaner guards—IP67 withstands high-pressure chemical cleaning, FDA compliance keeps grain safe.

  • Cold Wheat Storage (With Chemicals): Applied to storage room doors—-30°C resilience works in winter, chemical resistance handles anti-mold treatments.

  • Desert Wheat Farms (Fertilizer Use): Mounted on outdoor conveyor guards—heat resistance (80°C) and dust protection (IP67) handle arid, chemical-laden conditions.


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