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Allen Bradley 440T-ASCBE14ZT Safety Interlock SWITCH

Oct. 17 , 2025
1. Product Name
Allen Bradley 440T-ASCBE14ZT Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-ASCBE14ZT is an IP68-rated safety interlock SWITCH with 316L stainless steel, engineered for chemical-exposed, water-submerged, or high-corrosion agri-industrial environments.
3. Product Description
The Allen Bradley 440T-ASCBE14ZT is a premium safety interlock SWITCH, part of Allen Bradley’s 440T series designed for high-risk scenarios where standard interlocks fail—such as wheat farms with heavy pesticide use, chemical-fertilizer storage yards, or industrial zones with frequent water submersion. This Allen Bradley SWITCH acts as a non-negotiable safety barrier, allowing access to hazardous zones only when machinery is fully shut down, chemical tanks are emptied, or water levels recede to safe levels.
Crafted with ultra-corrosion-resistant 316L stainless steel (superior to 316 steel, resisting wheat pesticides, ammonia-based fertilizers, and industrial solvents) and hermetically sealed internal components, the Allen Bradley SWITCH achieves IP68 protection—surpassing IP67 by withstanding long-term submersion (up to 1.5m for 24 hours), addressing critical pain points in flood-prone grain fields or chemical washdown areas. Its standout feature is chemical-compatible terminals (resistant to pesticide vapors and fertilizer runoff), ensuring stable connectivity in contaminated environments. The Allen Bradley SWITCH supports wide voltage compatibility (12V DC to 240V AC), seamlessly integrating with solar-powered wheat harvesters (rural farms) and grid-powered chemical mixing equipment (industrial sites).
Compliant with EN ISO 14119 and IEC 60947-5-1, this Allen Bradley SWITCH meets Category 3 safety standards with Performance Level d (PLd). It operates reliably in temperatures from -45°C to 80°C (wider than series averages, suiting Arctic wheat storage and desert farms), handles 98% non-condensing humidity (even with chemical vapors), and supports 10A current at 250V AC for high-load equipment. With a 350,000-operation mechanical life and compact dimensions (8.5×6.2×2.4cm), the Allen Bradley SWITCH balances extreme durability and space efficiency for tight installations like pesticide tank guards.
4. Product Model
440T-ASCBE14ZT440T-MDSLS11OROU440T-MRKSE11JZ440T-MSRUE11NA
440T-ASCBE14ZU440T-MDSLS11OSOV440T-MRKSE11KA440T-MSRUE11NB
440T-ASCBE14ZV440T-MDSLS11OTOW440T-MRKSE11KB440T-MSRUE11NC
440T-ASCBE14ZW440T-MDSLS11OYPB440T-MRKSE11KC440T-MSRUE11ND
440T-ASCBE14ZX440T-MDSLS11OZPC440T-MRKSE11KD440T-MSRUE11NE
440T-ASCBE14ZY440T-MDSLS11PAPD440T-MRKSE11KE440T-MSRUE11NF
440T-ASCBE14ZZ440T-MDSLS11PFPI440T-MRKSE11KF440T-MSRUE11NG
440T-ASCBE20440T-MDSLS11PGPJ440T-MRKSE11KG440T-MSRUE11NH
440T-ASCBS110J440T-MDSLS11PHPK440T-MRKSE11KH440T-MSRUE11NI
440T-ASCBS11ZB440T-MDSLS11PMPP440T-MRKSE11KI440T-MSRUE11NJ
440T-ASCBS11ZD440T-MDSLS11PNSK440T-MRKSE11KJ440T-MSRUE11NK
440T-ASCBS140A440T-MDSLS11POPR440T-MRKSE11KK440T-MSRUE11NL
440T-ASCBS140B440T-MDSLS11PTPW440T-MRKSE11KL440T-MSRUE11NM
440T-ASCBS140D440T-MDSLS11PUPX440T-MRKSE11KM440T-MSRUE11NN
440T-ASCBS140E440T-MDSLS11PVPY440T-MRKSE11KN440T-MSRUE11NR
440T-ASCBS140F440T-MDSLS11SBGT440T-MRKSE11KO440T-MSRUE11NS
440T-ASCBS140G440T-MDSLS11VVVW440T-MRKSE11KP440T-MSRUE11NT
440T-ASCBS140H440T-MDSLS200AOB440T-MRKSE11KR440T-MSRUE11NW
440T-ASCBS140I440T-MDSLS20AAAA440T-MRKSE11KS440T-MSRUE11NY
440T-ASCBS140J440T-MDSLS20BAAA440T-MRKSE11KT440T-MSRUE11OA
440T-ASCBS140K440T-MDSLS20BABB440T-MRKSE11KU440T-MSRUE11OB
440T-ASCBS140L440T-MDSLS20BABC440T-MRKSE11KV440T-MSRUE11OC
440T-ASCBS140M440T-MDSLS20BDBE440T-MRKSE11KW440T-MSRUE11OD
440T-ASCBS140O440T-MDSLS20BDBF440T-MRKSE11KX440T-MSRUE11OE
440T-ASCBS140Z440T-MDSLS20BGBH440T-MRKSE11KY440T-MSRUE11OF
440T-ASCBS143BAP440T-MDSLS20BGBI440T-MRKSE11KZ440T-MSRUE11OG
440T-ASCBS143BBZ440T-MDSLS220A0B440T-MRKSE11LA440T-MSRUE11OH
440T-ASCBS143BCC440T-MDSLS220J0K440T-MRKSE11LB440T-MSRUE11OI
440T-ASCBS143BCE440T-MDSLS22AAAB440T-MRKSE11LC440T-MSRUE11OJ
440T-ASCBS143CAJ440T-MDSLS22EVEW440T-MRKSE11LD440T-MSRUE11OK
440T-ASCBS143CDB440T-MDSLS22JVJW440T-MRKSE11LE440T-MSRUE11OL
440T-ASCBS143CFE440T-MDSLS22LVLW440T-MRKSE11LF440T-MSRUE11OM
440T-ASCBS143CFG440T-MDSLS22RBRC440T-MRKSE11LG440T-MSRUE11ON
440T-ASCBS143DBX440T-MDSLS22TBTC440T-MRKSE11LH440T-MSRUE11OO
440T-ASCBS14AA440T-MDSLS22VVVW440T-MRKSE11LI440T-MSRUE11OP
440T-ASCBS14AB440T-MDSLT10ABRX440T-MRKSE11LJ440T-MSRUE11OR
440T-ASCBS14AD440T-MDSLT10BACA440T-MRKSE11LK440T-MSRUE11OS
440T-ASCBS14AE440T-MDSLT10BBCB440T-MRKSE11LL440T-MSRUE11OT
440T-ASCBS14AK440T-MDSLT10EAFA440T-MRKSE11LM440T-MSRUE11OU
440T-ASCBS14AR440T-MDSLT10EBFB440T-MRKSE11LN440T-MSRUE11OV
440T-ASCBS14AS440T-MDSLT10HAIA440T-MRKSE11LO440T-MSRUE11OW
440T-ASCBS14AT440T-MDSLT10HBIB440T-MRKSE11LP440T-MSRUE11OX
440T-ASCBS14AU440T-MDSLT10JMJN440T-MRKSE11LR440T-MSRUE11OY
440T-ASCBS14AV440T-MDSLT10JPJR440T-MRKSE11LS440T-MSRUE11OZ
440T-ASCBS14AW440T-MDSLT10KALA440T-MRKSE11LT440T-MSRUE11PA
440T-ASCBS14AY440T-MDSLT10KBLB440T-MRKSE11LU440T-MSRUE11PB
440T-ASCBS14BA440T-MDSLT10MBMC440T-MRKSE11LV440T-MSRUE11PC
440T-ASCBS14BB440T-MDSLT10MEMF440T-MRKSE11LW440T-MSRUE11PD
440T-ASCBS14BC440T-MDSLT10MHMI440T-MRKSE11LX440T-MSRUE11PE
440T-ASCBS14BD440T-MDSLT10MLMM440T-MRKSE11LY440T-MSRUE11PF
440T-ASCBS14BE440T-MDSLT10MUMV440T-MRKSE11LZ440T-MSRUE11PG
440T-ASCBS14BF440T-MDSLT10MXMY440T-MRKSE11MA440T-MSRUE11PH
440T-ASCBS14BH440T-MDSLT10NANB440T-MRKSE11MB440T-MSRUE11PI
440T-ASCBS14BI440T-MDSLT10NAOA440T-MRKSE11MC440T-MSRUE11PJ
440T-ASCBS14BJ440T-MDSLT10NBOB440T-MRKSE11MD440T-MSRUE11PK
5. Product Advantages
  • IP68 Long-Term Submersion Protection: Withstands 1.5m water for 24 hours, ideal for flood-prone wheat fields and submerged conveyor zones.

  • 316L Ultra-Corrosion Resistance: Resists wheat pesticides, ammonia fertilizers, and industrial solvents—extending life in chemical environments.

  • Chemical-Compatible Terminals: Prevents connectivity failure from toxic vapors, critical for pesticide storage areas.

  • Extreme Temperature Range: -45°C to 80°C suits Arctic silos (winter wheat storage) and desert wheat farms (summer harvesting).

  • Wide Voltage Adaptability: 12V DC-240V AC works with solar/grid-powered equipment, eliminating power mismatch issues.

  • Longer Service Life: 350,000 mechanical cycles reduce replacement costs in high-use agri-industrial settings.

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 for extreme environments—specializing in solutions for chemical-exposed, flood-prone, or high-corrosion wheat operations. It targets commercial wheat farms (using heavy pesticides), coastal grain elevators (salt spray), and chemical-fertilizer facilities (supporting wheat production).
The Allen Bradley 440T-ASCBE14ZT’s IP68 submersion protection and 316L chemical resistance make it a core component here: integrated into pesticide mixing tank guards (resisting chemical spills), flood-prone grain conveyor doors (withstanding submersion), and coastal silo access panels (fighting salt corrosion). The site likely leverages the SWITCH’s compliance with ISO 23387 (grain handling safety) and chemical standards (e.g., ISO 10289 for corrosion resistance) to ensure safety in toxic wheat-production environments. It may also offer farm-specific services—like chemical-resistance testing and flood-damage maintenance—to address rural operational challenges. This aligns with “smart agriculture” trends, using the Allen Bradley SWITCH to enable safe, efficient wheat production in conditions where standard automation fails.
7. Application Scenarios
The Allen Bradley 440T-ASCBE14ZT SWITCH excels in chemical, submerged, and high-corrosion environments:
  • Wheat Pesticide Mixing Tanks: Installed on tank access guards, 316L resists pesticide corrosion—unlocks only when tanks are empty.

  • Flood-Prone Grain Conveyors: Mounted on conveyor gates, IP68 withstands 24-hour submersion—ensures safety post-flood.

  • Chemical Fertilizer Storage (Wheat Farms): Used on ammonia tank guards, chemical-compatible terminals prevent vapor-induced failures.

  • Coastal Wheat Silos: Integrated into silo doors, 316L fights salt spray and IP68 blocks rain—safe for coastal grain unloading.

  • Desert Wheat Cleaning Lines: Applied to washer guards, 80°C heat resistance handles desert temperatures while IP68 blocks dust/water.

  • Arctic Wheat Storage Silos: Used on silo access panels, -45°C resilience works with backup generators (240V AC) for winter safety.


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