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: Honeywell
Honeywell 621-0022-RC 8-Channel Isolated Analog Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 621-3580R Isolated Analog Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: ABB
IMASI13 | ABB | Analog Input Module
No reviewsSale price $230.00Regular price $260.00 -
Vendor: ABB
ABB AI893 3BSC690141R1 Analog Input Module
No reviewsSale price $350.00Regular price $385.00 -
Vendor: Honeywell
Honeywell CC-TDI230 Digital Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell CC-TAIX61 Analog Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 8C-PDILAI Analog Input Module
No reviewsSale price $620.00Regular price $630.00 -
Vendor: Honeywell
Honeywell 8C-TAID51 High-Quality Analog Input Module
No reviewsSale price $320.00Regular price $350.00 -
Vendor: Honeywell
Honeywell 8C-TAIX51 51306979-175 High Level Analog Input Module
No reviewsSale price $500.00Regular price $520.00 -
Vendor: ABB
ABB 1SFA899033R1000 Analog Input Module
No reviewsSale price $850.00Regular price $860.00 -
Vendor: Honeywell
Honeywell 8C-PAIH51 High-Performance Analog Input Module
No reviewsSale price $380.00Regular price $400.00 -
Vendor: Honeywell
Honeywell 8C-PAOH51 HART Analog Input Module
No reviewsSale price $320.00Regular price $350.00
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Express Shipping
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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.