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: Allen-Bradley
Allen Bradley 1746-P2 Power Supply Module
No reviewsSale price $230.00Regular price $270.00 -
Vendor: Allen-Bradley
Allen Bradley 1746-NIO4I SLC 500 Analog Input/Output Module
No reviewsSale price $530.00Regular price $550.00 -
Vendor: Allen-Bradley
Allen-Bradley 1756-L55M24 ControlLogix PLC Control Module
No reviewsSale price $2,300.00Regular price $2,500.00 -
Vendor: Allen-Bradley
Allen-Bradley 1746-OW16 16-Point Digital Output Module
No reviewsSale price $270.00Regular price $300.00 -
Vendor: Allen-Bradley
Allen-Bradley 1746-NR8 8-Point Resistance Input Module
No reviewsSale price $600.00Regular price $630.00 -
Vendor: Allen-Bradley
Allen Bradley 1747-L552 SLC 5/05 32K Controller
No reviewsSale price $2,300.00Regular price $2,500.00 -
Vendor: Allen-Bradley
Allen-Bradley 1746-NI4 4-Point Analog Input Module
No reviewsSale price $230.00Regular price $270.00 -
Vendor: Allen-Bradley
Allen Bradley 1747-SN/B Remote I/O (RIO) Scanner Module
No reviewsSale price $230.00Regular price $270.00 -
Vendor: Allen-Bradley
1746-OBP16 | Allen Bradley | Output Modules
No reviewsSale price $270.00Regular price $300.00 -
Vendor: Allen-Bradley
1746-OB8 | Allen-Bradley | SLC 500 Digital I/O Modules
No reviewsSale price $270.00Regular price $300.00 -
Vendor: Allen-Bradley
Allen-Bradley 1746-OB16/D Discrete Output Module
No reviewsSale price $270.00Regular price $300.00 -
Vendor: Allen-Bradley
Allen-Bradley 1746-P1 Power Supply Module
No reviewsSale price $230.00Regular price $270.00
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Extensive Inventory
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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.