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Allen Bradley 440T-ASCBE14SV Safety Interlock SWITCH

Oct. 17 , 2025
1. Product Name
Allen Bradley 440T-ASCBE14SV Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-ASCBE14SV is an IP66-rated safety interlock SWITCH with 316 stainless steel, designed for agri-industrial environments exposed to chemicals and harsh weather, ensuring reliable hazard control.
3. Product Description
The Allen Bradley 440T-ASCBE14SV is a rugged safety interlock SWITCH, part of Allen Bradley’s 440T series optimized for settings with dual challenges: chemical exposure and extreme weather—such as wheat farms (pesticide storage, fertilizer mixing), grain processing plants (chemical sanitization zones), and coastal agricultural facilities. This Allen Bradley SWITCH acts as a critical safety barrier, permitting access to hazardous areas only when machinery is fully powered off, chemical residues are neutralized, or pressure systems are depressurized.
Crafted with high-grade 316 stainless steel housing (enhanced to resist acidic/alkaline substances like wheat pesticides, fertilizers, and industrial cleaners) and chemical-resistant polymer internals, the Allen Bradley SWITCH achieves IP66 protection. This rating ensures complete dust tightness and resistance to high-pressure water jets (up to 100bar), making it ideal for post-chemical washdowns or rain exposure in outdoor wheat farms. Its core interlock mechanism features a sealed latch design, preventing chemical ingress and weather-related malfunctions—essential for equipment like pesticide sprayer guards or fertilizer mixer access doors. With broad voltage compatibility (24V DC/110V AC/230V AC), the Allen Bradley SWITCH integrates seamlessly with agricultural machinery controls (e.g., wheat harvester safety circuits) and industrial safety PLCs, via flame-retardant terminals that reduce fire risks from chemical fumes.
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 reliably in temperatures from -40°C to 70°C, handles 95% non-condensing humidity (even with chemical vapor exposure), and supports a maximum current of 10A at 250V AC—suitable for high-load equipment like chemically treated grain conveyor guards. With a mechanical service life of 250,000 operations and compact dimensions (8.5×6.2×2.4cm), the Allen Bradley SWITCH balances chemical resilience, weather durability, and space efficiency for tight installation spots (e.g., pesticide storage cabinets or outdoor fertilizer mixer guards).
4. Product Model
440T-ASCBE14SV440T-MDSLJ11GBKB440T-MRKSE11DA440T-MSRUE11GB
440T-ASCBE14SW440T-MDSLJ11GBLB440T-MRKSE11DB440T-MSRUE11GC
440T-ASCBE14SX440T-MDSLJ11HAHB440T-MRKSE11DC440T-MSRUE11GD
440T-ASCBE14SY440T-MDSLJ11HAIA440T-MRKSE11DD440T-MSRUE11GE
440T-ASCBE14SZ440T-MDSLJ11HAJA440T-MRKSE11DE440T-MSRUE11GF
440T-ASCBE14TA440T-MDSLJ11HAKA440T-MRKSE11DF440T-MSRUE11GG
440T-ASCBE14TB440T-MDSLJ11HALA440T-MRKSE11DG440T-MSRUE11GH
440T-ASCBE14TC440T-MDSLJ11HBHC440T-MRKSE11DH440T-MSRUE11GI
440T-ASCBE14TD440T-MDSLJ11IAIB440T-MRKSE11DI440T-MSRUE11GJ
440T-ASCBE14TE440T-MDSLJ11JBAI440T-MRKSE11DJ440T-MSRUE11GK
440T-ASCBE14TF440T-MDSLJ11JJJA440T-MRKSE11DK440T-MSRUE11GL
440T-ASCBE14TG440T-MDSLJ11KAIA440T-MRKSE11DL440T-MSRUE11GM
440T-ASCBE14TH440T-MDSLJ11KAJA440T-MRKSE11DM440T-MSRUE11GN
440T-ASCBE14TI440T-MDSLJ11KALA440T-MRKSE11DN440T-MSRUE11GO
440T-ASCBE14TJ440T-MDSLJ11KAMA440T-MRKSE11DO440T-MSRUE11GP
440T-ASCBE14TK440T-MDSLJ11KANA440T-MRKSE11DP440T-MSRUE11GR
440T-ASCBE14TL440T-MDSLJ11KBLB440T-MRKSE11DR440T-MSRUE11GS
440T-ASCBE14TM440T-MDSLJ11KBMB440T-MRKSE11DS440T-MSRUE11GT
440T-ASCBE14TN440T-MDSLJ11LBLC440T-MRKSE11DT440T-MSRUE11GU
440T-ASCBE14TO440T-MDSLJ11LILJ440T-MRKSE11DU440T-MSRUE11GV
440T-ASCBE14TP440T-MDSLJ11MBMC440T-MRKSE11DV440T-MSRUE11GW
440T-ASCBE14TR440T-MDSLJ11MLMM440T-MRKSE11DW440T-MSRUE11GX
440T-ASCBE14TS440T-MDSLJ11MOMP440T-MRKSE11DX440T-MSRUE11GY
440T-ASCBE14TT440T-MDSLJ11MXMY440T-MRKSE11DY440T-MSRUE11GZ
440T-ASCBE14TU440T-MDSLJ11NAPA440T-MRKSE11DZ440T-MSRUE11HA
440T-ASCBE14TV440T-MDSLJ11NARA440T-MRKSE11EA440T-MSRUE11HB
440T-ASCBE14TW440T-MDSLJ11NASA440T-MRKSE11EB440T-MSRUE11HC
440T-ASCBE14TX440T-MDSLJ11NBNC440T-MRKSE11EC440T-MSRUE11HD
440T-ASCBE14TY440T-MDSLJ11NLNM440T-MRKSE11ED440T-MSRUE11HE
440T-ASCBE14TZ440T-MDSLJ11NLNN440T-MRKSE11EE440T-MSRUE11HF
440T-ASCBE14UA440T-MDSLJ11NSNT440T-MRKSE11EF440T-MSRUE11HG
440T-ASCBE14UB440T-MDSLJ11NVNW440T-MRKSE11EG440T-MSRUE11HH
440T-ASCBE14UC440T-MDSLJ11NXNP440T-MRKSE11EH440T-MSRUE11HI
440T-ASCBE14UD440T-MDSLJ11SATA440T-MRKSE11EI440T-MSRUE11HJ
440T-ASCBE14UE440T-MDSLJ11SBTB440T-MRKSE11EJ440T-MSRUE11HK
440T-ASCBE14UF440T-MDSLJ11SOTO440T-MRKSE11EK440T-MSRUE11HL
440T-ASCBE14UG440T-MDSLJ11STTT440T-MRKSE11EL440T-MSRUE11HM
440T-ASCBE14UH440T-MDSLJ11TBTC440T-MRKSE11EM440T-MSRUE11HN
440T-ASCBE14UI440T-MDSLJ11TETF440T-MRKSE11EN440T-MSRUE11HO
440T-ASCBE14UJ440T-MDSLJ11THTI440T-MRKSE11EO440T-MSRUE11HP
440T-ASCBE14UK440T-MDSLJ11TKTL440T-MRKSE11EP440T-MSRUE11HR
440T-ASCBE14UL440T-MDSLJ11TNTO440T-MRKSE11ER440T-MSRUE11HS
440T-ASCBE14UM440T-MDSLJ11TNTS440T-MRKSE11ES440T-MSRUE11HT
440T-ASCBE14UN440T-MDSLJ11TTTR440T-MRKSE11ET440T-MSRUE11HU
440T-ASCBE14UO440T-MDSLJ11WBWC440T-MRKSE11EU440T-MSRUE11HV
440T-ASCBE14UP440T-MDSLJ11WEWF440T-MRKSE11EV440T-MSRUE11HW
440T-ASCBE14UR440T-MDSLJ11YYZZ440T-MRKSE11EW440T-MSRUE11HX
440T-ASCBE14US440T-MDSLJ12AAAB440T-MRKSE11EX440T-MSRUE11HY
440T-ASCBE14UT440T-MDSLJ12BABB440T-MRKSE11EY440T-MSRUE11HZ
440T-ASCBE14UU440T-MDSLJ12BACA440T-MRKSE11EZ440T-MSRUE11IA
440T-ASCBE14UV440T-MDSLS100A0B440T-MRKSE11FA440T-MSRUE11IB
440T-ASCBE14UW440T-MDSLS100E0F440T-MRKSE11FB440T-MSRUE11IC
440T-ASCBE14UX440T-MDSLS10BAAA440T-MRKSE11FC440T-MSRUE11ID
440T-ASCBE14UY440T-MDSLS10LALB440T-MRKSE11FD440T-MSRUE11IE
440T-ASCBE14UZ440T-MDSLS10VHVI440T-MRKSE11FE440T-MSRUE11IF
440T-ASCBE14VA440T-MDSLS110B0E440T-MRKSE11FF440T-MSRUE11IG
440T-ASCBE14VB440T-MDSLS110C0F440T-MRKSE11FG440T-MSRUE11IH
440T-ASCBE14VC440T-MDSLS110D0G440T-MRKSE11FH440T-MSRUE11II
5. Product Advantages

  • Strong Chemical Resistance: 316 stainless steel + chemical-resistant internals withstand wheat pesticides, fertilizers, and industrial cleaners, avoiding corrosion failures.

  • IP66 Heavy-Duty Protection: Blocks dust and 100bar water jets, reliable for post-chemical washdowns and outdoor rain exposure.

  • Wide Temperature Adaptability: -40°C to 70°C range suits cold wheat farms (winter storage) and heated chemical processing areas.

  • Multi-Voltage Compatibility: Works with 24V DC/110V AC/230V AC systems, matching agri-machinery and industrial PLCs.

  • Rigorous Safety Compliance: PLd/Category 3 rating meets global agri-industrial standards, safeguarding against chemical/mechanical hazards.

  • Long-Lasting Durability: 250,000-cycle mechanical life reduces replacement costs in high-use chemical/weather-exposed zones.

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, specializing in solutions for chemical and weather-exposed wheat operations—pesticide storage, fertilizer mixing, outdoor grain handling, and coastal wheat farming. It targets commercial wheat farms and grain processors, offering tailored systems like automated pesticide sprayers, fertilizer blending units, and weather-resistant grain conveyor networks.
The Allen Bradley 440T-ASCBE14SV’s chemical resistance and IP66 protection make it a key component in the site’s offerings: integrated into pesticide storage cabinet guards (resisting spillage), outdoor fertilizer mixer access doors (withstanding rain), and coastal grain conveyor gates (fighting salt spray + chemical residues). The business leverages the SWITCH’s compliance with ISO 23387 (grain handling safety) and EN 60529 (IP66) to ensure reliability in harsh wheat environments. It likely provides agri-specific after-sales services, such as corrosion inspections and washdown maintenance, to address rural operational challenges. This aligns with “smart agriculture” trends, using industrial-grade Allen Bradley SWITCHes to boost efficiency while mitigating chemical and weather risks.
7. Application Scenarios
The Allen Bradley 440T-ASCBE14SV SWITCH excels in chemical-exposed, weather-challenged agri-industrial environments:

  • Wheat Pesticide Storage: Installed on pesticide cabinet guards, chemical resistance prevents malfunction from spillage—unlocks only when cabinets are empty and cleaned.

  • Outdoor Fertilizer Mixers: Mounted on mixer access doors, IP66 resists rain while 316 steel withstands alkaline fertilizer residues.

  • Coastal Wheat Farms (Grain Conveyors): Used on conveyor guards, 316 steel resists salt spray + chemical sanitizers, suitable for coastal grain handling.

  • Chemical-Treated Grain Silos: Integrated into silo access doors, IP66 handles post-sanitization washdowns to remove wheat chemical residues.

  • Industrial Chemical Drum Storage: Applied to chemical drum cabinet doors, resists acidic/alkaline fumes in manufacturing sites.

  • Cold-Region Wheat Farms (Pesticide Sheds): Used on pesticide shed doors, -40°C resilience ensures safety control during winter pesticide storage.


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