Home > News

Allen Bradley 440T-MDBLE14BCEC Safety Interlock SWITCH

Oct. 24 , 2025
1. Product Name
Allen Bradley 440T-MDBLE14BCEC Industrial Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-MDBLE14BCEC 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 deliver consistent safety protection.
3. Product Description
The Allen Bradley 440T-MDBLE14BCEC is a high-reliability safety interlock SWITCH, part of Allen Bradley’s 440T series designed 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 harvest seasons). Its anti-corrosion ABS housing also withstands mild agricultural chemicals and industrial lubricants, ensuring long-term performance in high-frequency 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 are 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 caused by 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 facilities and hot summer industrial processing lines. 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-MDBLE14BCEC440T-MKEXE14JSJTJTJTJTJT440T-MSALE10KK440T-MTBLE18EBEJEJ
440T-MDBLE14BCFC440T-MKEXE14JTJUJUJUJUJU440T-MSALE10KL440T-MTBLE18EBEKEK
440T-MDBLE14BCGC440T-MKEXE14JUJVJVJVJVJV440T-MSALE10KM440T-MTBLE18EC0A0A
440T-MDBLE14BDAD440T-MKEXE14JWJXJXJXJXJX440T-MSALE10KN440T-MTBLE18FC0A0A
440T-MDBLE14BDBE440T-MKEXE14JXJWJWJWJWJW440T-MSALE10KO440T-MTBLE18JAJDJD
440T-MDBLE14BDBF440T-MKEXE14JXJZJZJZJZJZ440T-MSALE10KP440T-MTBLE18JAJEJE
440T-MDBLE14BDBH440T-MKEXE14JYJZJZJZJZJZ440T-MSALE10KR440T-MTBLE18JAJFJF
440T-MDBLE14BDCD440T-MKEXE14KAJAJAJAJAJA440T-MSALE10KS440T-MTBLE18KAKCKC
440T-MDBLE14BEAE440T-MKEXE14KAKBKBKBKBKB440T-MSALE10KT440T-MTBLE18KAKDKD
440T-MDBLE14BEBB440T-MKEXE14KAKBKCKDKEKF440T-MSALE10KU440T-MTBLE18KAKEKE
440T-MDBLE14BEBF440T-MKEXE14KALALALALALA440T-MSALE10KV440T-MTBLE18MAMBMB
440T-MDBLE14BFAF440T-MKEXE14KAOBOBOBOBOB440T-MSALE10KW440T-MTBLE18MAMCMC
440T-MDBLE14BFBI440T-MKEXE14KBKAKAKAKAKA440T-MSALE10KY440T-MTBLE18MAMDMD
440T-MDBLE14BFCF440T-MKEXE14KBKCKCKCKCKC440T-MSALE10KZ440T-MTBLE19
440T-MDBLE14BGAG440T-MKEXE14KCKDKDKDKDKD440T-MSALE10LA440T-MTBLE19AAABAB
440T-MDBLE14BHAH440T-MKEXE14KDKEKEKEKEKE440T-MSALE10LB440T-MTBLE19AAACAC
440T-MDBLE14BIAI440T-MKEXE14KEKFKFKFKFKF440T-MSALE10LC440T-MTBLE19AABAAC
440T-MDBLE14BIBJ440T-MKEXE14KELELELELELE440T-MSALE10LD440T-MTBLE19BBBCBC
440T-MDBLE14BJAJ440T-MKEXE14KGKIKIKIKIKI440T-MSALE10LE440T-MTBLE19BBBDBD
440T-MDBLE14BJCJ440T-MKEXE14KILVLWLXLYLZ440T-MSALE10LF440T-MTBLE20
440T-MDBLE14BJDJ440T-MKEXE14KJLJLJLJLJLJ440T-MSALE10LG440T-MTBLE200A0B0C
440T-MDBLE14BKAK440T-MKEXE14KLKMKMKMKMKM440T-MSALE10LH440T-MTBLE200AAAAB
440T-MDBLE14BLAL440T-MKEXE14KMKNKNKNKNKN440T-MSALE10LI440T-MTBLE203ABA3ABB3ABC
440T-MDBLE14BLBM440T-MKEXE14KOKPKPKPKPKP440T-MSALE10LJ440T-MTBLE203ACA3ACB3ACC
440T-MDBLE14BMAM440T-MKEXE14LAGAHAIAJAKA440T-MSALE10LK440T-MTBLE203BBA3BBB3BBC
440T-MDBLE14BMBN440T-MKEXE14LAHRHRHRHRHR440T-MSALE10LL440T-MTBLE203BCA3BCB3BCC
440T-MDBLE14BNBO440T-MKEXE14LALBLBLBLBLB440T-MSALE10LM440T-MTBLE203CBA3CBB3CBC
440T-MDBLE14BOBL440T-MKEXE14LBLALALALALA440T-MSALE10LN440T-MTBLE203CCA3CCB3CCC
440T-MDBLE14BS0T440T-MKEXE14LBLCLCLCLCLC440T-MSALE10LO440T-MTBLE203DBA3DBB3DBC
440T-MDBLE14BT0T440T-MKEXE14LBLZLZLZLZLZ440T-MSALE10LP440T-MTBLE203DCA3DCB3DCC
440T-MDBLE14BX0Y440T-MKEXE14LCMCNCPCRCSC440T-MSALE10LR440T-MTBLE20AA0A0B
440T-MDBLE14BXBW440T-MKEXE14LDLCLCLCLCLC440T-MSALE10LS440T-MTBLE20AABAAC
440T-MDBLE14BZ0C440T-MKEXE14LDLELELELELE440T-MSALE10LU440T-MTBLE20ABBBBB
440T-MDBLE14CACB440T-MKEXE14LFLGLGLGLGLG440T-MSALE10LV440T-MTBLE20DADBDC
440T-MDBLE14CACF440T-MKEXE14LGLHLHLHLHLH440T-MSALE10LW440T-MTBLE20EAEBEC
440T-MDBLE14CADA440T-MKEXE14LLLMLMLMLMLM440T-MSALE10LX440T-MTBLE21
440T-MDBLE14CAFA440T-MKEXE14LMLNLNLNLNLN440T-MSALE10LY440T-MTBLE210A0B0B
440T-MDBLE14CBCA440T-MKEXE14LOLPLPLPLPLP440T-MSALE10LZ440T-MTBLE210AABAB
440T-MDBLE14CBCC440T-MKEXE14LULVLVLVLVLV440T-MSALE10MA440T-MTBLE210G0M0M
440T-MDBLE14CBCD440T-MKEXE14LYLZLZLZLZLZ440T-MSALE10MB440T-MTBLE210K0L0L
440T-MDBLE14CBCG440T-MKEXE14MA0B0B0B0B0B440T-MSALE10MC440T-MTBLE210KMKMK
440T-MDBLE14CBDB440T-MKEXE14MABMBMBMBMBM440T-MSALE10MD440T-MTBLE210MCZCZ
440T-MDBLE14CCBA440T-MKEXE14MADADADAGAGA440T-MSALE10ME440T-MTBLE210VMVMV
440T-MDBLE14CCBB440T-MKEXE14MALALALALALA440T-MSALE10MF440T-MTBLE210YAAAC
440T-MDBLE14CCCD440T-MKEXE14MAMBMBMBMBMB440T-MSALE10MG440T-MTBLE210ZABAB
440T-MDBLE14CCCE440T-MKEXE14MBDBDBDBGBGB440T-MSALE10MH440T-MTBLE210ZDADA
440T-MDBLE14CCCH440T-MKEXE14MDLELELELELE440T-MSALE10MI440T-MTBLE21AAABAC
440T-MDBLE14CCCI440T-MKEXE14MINININININI440T-MSALE10MJ440T-MTBLE21AABBBB
440T-MDBLE14CCDC440T-MKEXE14MLMMMMMMMMMM440T-MSALE10MK440T-MTBLE21AABBCC
440T-MDBLE14CDCI440T-MKEXE14MMMAMAMAMAMA440T-MSALE10ML440T-MTBLE21AEAFAF
440T-MDBLE14CECF440T-MKEXE14MMMCMCMCMCMC440T-MSALE10MM440T-MTBLE21ALAMAM
440T-MDBLE14CECJ440T-MKEXE14MMMZMZMZMZMZ440T-MSALE10MN440T-MTBLE21ALANAN
440T-MDBLE14CFCG440T-MKEXE14NANBNBNBNBNB440T-MSALE10MO440T-MTBLE21ALAPAP
440T-MDBLE14CS0T440T-MKEXE14NCNTNTNTNTNT440T-MSALE10MP440T-MTBLE21ATAWAW
440T-MDBLE14CX0Y440T-MKEXE14NDNENENENENE440T-MSALE10MR440T-MTBLE21ATAXAX
440T-MDBLE14DACA440T-MKEXE14NDODODODODOD440T-MSALE10MS440T-MTBLE21ATAYAY
440T-MDBLE14DADB440T-MKEXE14NFOFOFOFOFOF440T-MSALE10MT440T-MTBLE21AUAVAV
440T-MDBLE14DADH440T-MKEXE14NG0F0F0F0F0F440T-MSALE10MU440T-MTBLE21BCBDBD
440T-MDBLE14DADI440T-MKEXE14NGNHNHNHNHNH440T-MSALE10MV440T-MTBLE21BHBIBI
440T-MDBLE14DAEA440T-MKEXE14NHOHOHOHOHOH440T-MSALE10MW440T-MTBLE21BLBMBM
440T-MDBLE14DBCB440T-MKEXE14NJNKNKNKNKNK440T-MSALE10MX440T-MTBLE21BRBWBW
440T-MDBLE14DBDA440T-MKEXE14NJOJOJOJOJOJ440T-MSALE10MY440T-MTBLE21CHCICI
440T-MDBLE14DBDC440T-MKEXE14NJPJPJPJPJPJ440T-MSALE10MZ440T-MTBLE21CPCRCR
5. Product Advantages
  • IP67 Robust Protection: Shields against wheat grain dust and heavy rain, perfectly fitting 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.

  • Dual 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-Term 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 confirms a focus on end-to-end wheat agricultural automation solutions. The business likely serves commercial wheat farms, large grain elevators, and wheat-processing plants, offering products such as automated harvesters, intelligent silo control systems, and grain conveyor networks.
The Allen Bradley 440T-MDBLE14BCEC 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 pain point for clients, helping them 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-MDBLE14BCEC SWITCH performs exceptionally 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 conditions.

  • 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