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 AED5D-01 Terminal Board
No reviewsSale price $450.00Regular price $470.00 -
Vendor: Yokogawa
Yokogawa AGS813-S10 Turbomachinery I/O Modules
No reviewsSale price $1,300.00Regular price $1,500.00 -
Vendor: Yokogawa
Yokogawa AFS30D-H4121 Field Control Unit
No reviewsSale price $3,600.00Regular price $3,800.00 -
Vendor: Yokogawa
Yokogawa AKB337-M005 Signal Cable
No reviewsSale price $400.00Regular price $420.00 -
Vendor: Yokogawa
Yokogawa ARM55C-000 32-Point Mechanical Relay Output Board
No reviewsSale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa NFAI543-H50 16-Channel Isolated Analog Output Module
No reviewsSale price $2,000.00Regular price $2,500.00 -
Vendor: Yokogawa
Yokogawa NFAI143-H50 Analog Input Module
No reviewsSale price $2,300.00Regular price $2,500.00 -
Vendor: Yokogawa
Yokogawa F3AD08-5R 8-Channel Analog Input Module
No reviewsSale price $320.00Regular price $350.00 -
Vendor: Yokogawa
Yokogawa SSC50D-S2543 50-Point Digital Input Module
No reviewsSale price $5,000.00Regular price $5,200.00 -
Vendor: Yokogawa
Yokogawa AAV141-S03/K4A00 16-Channel Analog Input Module
No reviewsSale price $1,300.00Regular price $1,500.00 -
Vendor: Yokogawa
Yokogawa NFCP050-S00 CPU Module
No reviewsSale price $300.00Regular price $350.00 -
Vendor: Yokogawa
Yokogawa NFAI135-S50 8-Channel Isolated Analog Input Module
No reviewsSale price $2,300.00Regular price $2,500.00
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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.