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: ABB
ABB Bailey Infi 90 NTRL02B Fiber Optic Remote I/O Termination Unit
No reviewsSale price $550.00Regular price $570.00 -
Vendor: ABB
ABB Bailey NKTT01-3 Infi-Net Termination Cable 100% Brand New
No reviewsSale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey NTDI01-V5 Digital I/O Termination Unit in Stock
Sale price $550.00Regular price $570.00 -
Vendor: ABB
ABB Bailey Infi 90 BRC Redundancy Cable PMKHRMBRC3000A
Sale price $550.00Regular price $570.00 -
Vendor: ABB
ABB IEMMU21 Bailey Module Mounting Unit 100% Original New
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey SPBLK01 Blank Faceplate Fast Shipping in Stock
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey SPDSO14 Digital Output Module 100% Genuine New
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey SPDSI14 Digital Input Module 100% Original New
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey SPASO11 Analog Output (AO) Module in Stock
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey NTDI21-B Termination Unit PLC 100% Brand New
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey NTAO02-AR-C Temperature and Humidity Control Module
Sale price $230.00Regular price $260.00 -
Vendor: ABB
ABB Bailey NTAI05 Analog Input Termination Unit 100% New
Sale price $230.00Regular price $260.00
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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.