All Products
Welcome to the complete product range of Topbrands PLC Limited.
We specialize in supplying top-quality industrial automation parts, including PLCs, I/O modules, sensors, power supplies, HMIs, control boards, and more. Whether you're looking for replacement components or sourcing for large-scale automation projects, we’ve got you covered.
Our inventory includes trusted brands such as Siemens, Allen Bradley, ABB, Honeywell, Schneider Electric, GE Fanuc, Yokogawa, and others. We offer fast global shipping, responsive service, and expert support to ensure your systems stay running smoothly.
Browse our full catalog and contact us for inquiries or bulk pricing.
Popular Modules

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Vendor: Bently Nevada
Bently Nevada 3500/33 149992-02 Spare 16-Channel Failsafe Relay Output Module
4 reviewsSale price $150.00Regular price $210.00 -
Vendor: Bently Nevada
Bently Nevada 3500/40M 125680-01 Proximitor I/O Module with Internal Terminations
3 reviewsSale price $260.00Regular price $320.00 -
Vendor: Bently Nevada
Bently Nevada 3500/42M 135489-03 I/O Module with Internal Barriers | Internal Terminations
16 reviewsSale price $240.00Regular price $290.00 -
Vendor: Bently Nevada
Bently Nevada 3500/45 135137-01 Position I/O Module with Internal Terminations
4 reviewsSale price $150.00Regular price $210.00 -
Vendor: Bently Nevada
Bently Nevada 3500/50 133434-01 I/O Module with External Terminations
4 reviewsSale price $290.00Regular price $320.00 -
Vendor: Bently Nevada
Bently Nevada 3500/60 133827-01 RTD/TC Non-Isolated I/O Module External Terminations
3 reviewsSale price $320.00Regular price $350.00 -
Vendor: Bently Nevada
Bently Nevada 3500/61 133819-02 RTD/TC Non-Isolated I/O Module Internal Terminations
5 reviewsSale price $320.00Regular price $350.00 -
Vendor: Bently Nevada
Bently Nevada 3500/62 136294-01 Isolated I/O Module with Internal Terminations
Sale price $260.00Regular price $310.00
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Vendor: Yokogawa
Yokogawa AIP521 Control Bus Coupler 100% Brand New
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa ALR121-S00 Serial Communication Module Genuine New
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa EB401-10 ER Bus Interface Master Module in Stock
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa EB401-50 Bus Interface Master Module 100% New
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa PW482-50 Power Supply Module 100% Genuine New
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa ALP111-S00 PROFIBUS-DP Communication Module 100% Brand New
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa ADV561-P50 Digital Output Module Genuine New Parts
Sale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa ADV559-P00 32-channel Output Module in Stock
Sale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa ADV159-P00 32-channel Digital Input Module
Sale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa AAI141-S50 Analog Input Module in Stock
1 reviewSale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa AAI141-H00 Analog Input Module 100% Genuine
Sale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa AAI841-H50 Analog I/O Module 100% Original New
Sale price $220.00Regular price $250.00
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Express Shipping
Swift delivery to meet urgent needs.
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Extensive Inventory
Vast stock ensures immediate availability.
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Quality Assurance
Genuine, high-quality PLC & DCS parts.
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Global Service
Catering to clients worldwide with reliable support.