Home > News

Allen Bradley 440T-MDBLE14EFJF Safety Interlock SWITCH

Oct. 24 , 2025
1. Product Name
Allen Bradley 440T-MDBLE14EFJF Industrial Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-MDBLE14EFJF is an IP67-rated safety interlock SWITCH, optimized for wheat agricultural and heavy industrial environments. It resists grain dust, heavy rain, and voltage fluctuations to maintain consistent safety performance.
3. Product Description
The Allen Bradley 440T-MDBLE14EFJF is a high-reliability safety interlock SWITCH, part of Allen Bradley’s 440T series engineered for high-hazard settings like wheat production lines, grain silos, and industrial processing plants. This Allen Bradley SWITCH features IP67 ingress protection—a critical advantage for harsh conditions: it effectively blocks fine wheat grain dust (common in silo loading, harvester operations, and flour milling) and repels high-pressure rain (typical during outdoor wheat harvests). Its anti-corrosion ABS housing also endures mild agricultural chemicals and industrial lubricants, ensuring long-term durability in frequent daily use.
At its core, the Allen Bradley SWITCH adopts a fail-safe interlock mechanism: it remains locked until connected equipment (e.g., wheat harvesters, grain conveyors, industrial mixers) fully shuts down and safety signals are confirmed. This design eliminates accidental contact risks during peak wheat harvesting or high-volume industrial operations. The SWITCH supports multi-voltage compatibility (24V DC/110V AC/230V AC), enabling seamless integration with both agricultural PLC systems (for wheat farm automation) and industrial control panels—no custom adapters needed, reducing on-site installation time and labor costs. A high-visibility dual-color LED indicator (red = locked, green = unlocked) ensures clear status recognition in dim silos, bright outdoor wheat fields, or noisy workshops, minimizing operational errors from unclear safety signals.
Compliant with EN ISO 14119 (industrial safety standards), ISO 23387 (grain handling safety norms), and IEC 60947-5-1, this Allen Bradley SWITCH meets Category 3 safety requirements with Performance Level d (PLd). It operates reliably in a temperature range of -40°C to 80°C, adapting to cold winter wheat storage and hot summer industrial processing. It supports 10A current at 250V AC and has a mechanical service life of 300,000 operations—ideal for busy wheat farms and factories. Its compact size (8.5×6.2×2.4cm) allows flexible installation on silo panels, harvester guard rails, and machine access doors.
4. Product Model
440T-MDBLE14EFJF440T-MKEXE14SBSDSDSDSDSD440T-MSALE10PL440T-MTCLE11WAXAXA
440T-MDBLE14EJEK440T-MKEXE14SCSDSESFSGSH440T-MSALE10PM440T-MTCLE11YAZAZA
440T-MDBLE14EKEL440T-MKEXE14SFSGSGSGSGSG440T-MSALE10PN440T-MTCLS11GFGGGG
440T-MDBLE14ELEM440T-MKEXE14SGTGTGTGTGTG440T-MSALE10PO440T-MTCLS11GFGHGH
440T-MDBLE14EMEN440T-MKEXE14SISJSJSJSJSJ440T-MSALE10PP440T-MTCLS11GFGIGI
440T-MDBLE14ENEP440T-MKEXE14SJTJTJTJTJTJ440T-MSALE10PR440T-MTCLS11GFGJGJ
440T-MDBLE14EPER440T-MKEXE14SLSMSMSMSMSM440T-MSALE10PS440T-MTCLS11GFGKGK
440T-MDBLE14ERES440T-MKEXE14SMMSMSMSMSMS440T-MSALE10PT440T-VMVLE100A
440T-MDBLE14ES0T440T-MKEXE14SNSOSOSOSOSO440T-MSALE10PU440T-VMVLE100B
440T-MDBLE14ESET440T-MKEXE14SPSESESESESE440T-MSALE10PW440T-VMVLE100F
440T-MDBLE14FAEA440T-MKEXE14SSSASASASASA440T-MSALE10PX440T-VMVLE100I
440T-MDBLE14FAGA440T-MKEXE14SSSCSCSCSCSC440T-MSALE10PZ440T-VMVLE100K
440T-MDBLE14FBEB440T-MKEXE14SSSTSTSTSTST440T-MSALE10RA440T-VMVLE100L
440T-MDBLE14FBFC440T-MKEXE14TCKFKFKFKFKF440T-MSALE10RB440T-VMVLE10AA
440T-MDBLE14FBFD440T-MKEXE14TGTHTHTHTHTH440T-MSALE10RC440T-VMVLE10AB
440T-MDBLE14FBFF440T-MKEXE14TKUJUJUJUJUJ440T-MSALE10RD440T-VMVLE10AC
440T-MDBLE14FCEC440T-MKEXE14TMTNTNTNTNTN440T-MSALE10RE440T-VMVLE10AD
440T-MDBLE14FCFE440T-MKEXE14UAUBUBUBUBUB440T-MSALE10RF440T-VMVLE10AE
440T-MDBLE14FCFG440T-MKEXE14UAUBUCUDUEUF440T-MSALE10RG440T-VMVLE10AL
440T-MDBLE14FDED440T-MKEXE14UCUDUDUDUDUD440T-MSALE10RH440T-VMVLE10AM
440T-MDBLE14FEEE440T-MKEXE14UDVDVDVDVDVD440T-MSALE10RI440T-VMVLE10AN
440T-MDBLE14FEFF440T-MKEXE14UEUFUFUFUFUF440T-MSALE10RJ440T-VMVLE10AO
440T-MDBLE14FFEF440T-MKEXE14UFVFVFVFVFVF440T-MSALE10RK440T-VMVLE10AP
440T-MDBLE14FFKF440T-MKEXE14UGUHUHUHUHUH440T-MSALE10RL440T-VMVLE10AV
440T-MDBLE14FHFI440T-MKEXE14UHVHVHVHVHVH440T-MSALE10RM440T-VMVLE10BV
440T-MDBLE14FJGJ440T-MKEXE14UIUJUJUJUJUJ440T-MSALE10RN440T-VMVLE10CB
440T-MDBLE14FJHJ440T-MKEXE14UIVIVIVIVIVI440T-MSALE10RO440T-VMVLE10CC
440T-MDBLE14FS0T440T-MKEXE14UJVJVJVJVJVJ440T-MSALE10RP440T-VMVLE10CV
440T-MDBLE14GAHA440T-MKEXE14UUUAUAUAUAUA440T-MSALE10RR440T-VMVLE10DB
440T-MDBLE14GBGC440T-MKEXE14UUUCUCUCUCUC440T-MSALE10RS440T-VMVLE10DG
440T-MDBLE14GBGD440T-MKEXE14VA0V0V0V0V0V440T-MSALE10RU440T-VMVLE10DV
440T-MDBLE14GBGF440T-MKEXE14VBVCVCVCVCVC440T-MSALE10RV440T-VMVLE10EG
440T-MDBLE14GCGE440T-MKEXE14VEVFVFVFVFVF440T-MSALE10RX440T-VMVLE10FB
440T-MDBLE14GCGG440T-MKEXE14VEWEWEWEWEWE440T-MSALE10RY440T-VMVLE10FV
440T-MDBLE14GEGF440T-MKEXE14VHVIVIVIVIVI440T-MSALE10RZ440T-VMVLE10GB
440T-MDBLE14GHGI440T-MKEXE14VI0I0I0I0I0I440T-MSALE10SA440T-VMVLE10HV
440T-MDBLE14GIHI440T-MKEXE14VJ0J0J0J0J0J440T-MSALE10SB440T-VMVLE10IB
440T-MDBLE14HAGA440T-MKEXE14VJWJWJWJWJWJ440T-MSALE10SC440T-VMVLE10JB
440T-MDBLE14HAHB440T-MKEXE14VK0K0K0K0K0K440T-MSALE10SD440T-VMVLE10JT
440T-MDBLE14HAIA440T-MKEXE14VKVLVLVLVLVL440T-MSALE10SE440T-VMVLE10JU
440T-MDBLE14HALA440T-MKEXE14VNVOVOVOVOVO440T-MSALE10SF440T-VMVLE10JV
440T-MDBLE14HBHC440T-MKEXE14VNVPVPVPVPVP440T-MSALE10SG440T-VMVLE10JW
440T-MDBLE14HBHE440T-MKEXE14VSVTVTVTVTVT440T-MSALE10SH440T-VMVLE10LB
440T-MDBLE14HCHF440T-MKEXE14WA0W0W0W0W0W440T-MSALE10SI440T-VMVLE10MV
440T-MDBLE14HCHH440T-MKEXE14WAWBWBWBWBWB440T-MSALE10SJ440T-VMVLE10OV
440T-MDBLE14HCIC440T-MKEXE14WAWCWDWEWFWG440T-MSALE10SK440T-VMVLE10PV
440T-MDBLE14HDHE440T-MKEXE14WBWCWCWCWCWC440T-MSALE10SL440T-VMVLE10TV
440T-MDBLE14HDHG440T-MKEXE14WCWDWDWDWDWD440T-MSALE10SM440T-VMVLE10YA
440T-MDBLE14HDHI440T-MKEXE14WEWFWFWFWFWF440T-MSALE10SN440T-VMVLE10ZA
440T-MDBLE14HEHF440T-MKEXE14WRWSWSWSWSWS440T-MSALE10SO440T-VMVLE10ZB
440T-MDBLE14HGHH440T-MKEXE14WVWWWWWWWWWW440T-MSALE10SP440T-VMVLE10ZC
440T-MDBLE14IAHA440T-MKEXE14WWWAWAWAWAWA440T-MSALE10SR440T-VMVLE110B
440T-MDBLE14IAJA440T-MKEXE14WWWCWCWCWCWC440T-MSALE10SS440T-VMVLE110S
440T-MDBLE14IBIC440T-MKEXE14WWWEWEWEWEWE440T-MSALE10ST440T-VMVLE110V
440T-MDBLE14IHHH440T-MKEXE14XA0X0X0X0X0X440T-MSALE10SU440T-VMVLE11AA
5. Product Advantages
  • IP67 Robust Protection: Shields against wheat grain dust and heavy rain, perfect for indoor silos and outdoor agricultural equipment.

  • Wide Temperature Adaptability: -40°C to 80°C range works for winter wheat storage and summer industrial processing without performance loss.

  • Double Standard Compliance: Meets EN ISO 14119 (industrial) and ISO 23387 (grain handling), simplifying regulatory checks for wheat-related operations.

  • Multi-Voltage Flexibility: Compatible with 24V DC (agricultural sensors) and 230V AC (industrial machinery), cutting integration costs.

  • Long-Lasting Durability: 300,000 mechanical cycles reduce replacement frequency, lowering long-term operational expenses.

  • Clear Status Indication: Dual-color LED ensures visibility in all environments, avoiding human error in busy wheat farms or factories.

6. Business Insight on www.wheat-auto.com
While direct access to www.wheat-auto.com is unavailable, its “wheat-auto” domain clearly focuses on end-to-end wheat agricultural automation solutions. The business likely serves commercial wheat farms, large grain elevators, and wheat-processing plants, offering products like automated harvesters, intelligent silo control systems, and grain conveyor networks.
The Allen Bradley 440T-MDBLE14EFJF aligns with the website’s core offerings: www.wheat-auto.com would integrate this SWITCH into high-stress wheat equipment—outdoor harvester engine guards (resisting rain and grain dust), silo access doors (blocking fine grain particles), and conveyor safety panels. Its compliance with ISO 23387 solves a key client pain point, helping wheat farms meet strict grain handling safety standards. The SWITCH’s multi-voltage compatibility also adapts to farms’ mixed power setups (e.g., 24V DC for moisture sensors and 230V AC for conveyors). Additionally, the business may provide farm-specific after-sales support (e.g., dust-cleaning guides, voltage configuration tips) to address rural operational challenges. This positioning ties to global “smart agriculture” trends, using industrial-grade, farm-optimized switches like the Allen Bradley SWITCH to boost wheat production efficiency while enhancing safety.
7. Application Scenarios
The Allen Bradley 440T-MDBLE14EFJF SWITCH excels in wheat agricultural and heavy industrial environments:
  • Outdoor Wheat Harvesters: Mounted on engine guards, its IP67 rating resists rain and grain dust, unlocking only when the engine stops to protect workers during harvest.

  • Wheat Grain Silos: Blocks fine dust from stored wheat, ensuring safe access during high-volume loading/unloading in dim silo environments.

  • Wheat Flour Mills: Used on mixer guards, preventing access until the machine halts, complying with food processing safety standards.

  • Summer Wheat Drying Facilities: Its 80°C temperature tolerance maintains safety control in heat-based wheat drying processes.

  • Winter Wheat Storage Silos: Withstands -40°C temperatures, ensuring the SWITCH functions normally in freezing cold storage.

  • Grain Conveyors (Wheat Farms): Multi-voltage compatibility fits 24V DC agricultural sensors and 230V AC conveyors, securing access during grain transport.


Copyright © Changzhou Wheat Automation Technology Co., Ltd All Rights Reserved | Sitemap |Powered by