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 621-3550 16-Point Digital Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 621-0071 Logic Manager Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 621-2150 16-Point Digital Output Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 62795604-001 Control Card Module Board
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 621-9935 Serial I/O Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 620-0059 Redundancy Control Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
621-9932 | Honeywell | I/O Rack Power Supply Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 621-0022 Isolated Analog Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
621-0021 | Honeywell | Industrial Control System
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
MC-TAMR03 51309218-175 | Honeywell |Low Level Analog Multiplexer Module
No reviewsSale price $580.00Regular price $600.00 -
Vendor: Honeywell
Honeywell 51304362-350 MC-PSIM11 Interface I/O Processor Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
51198685-100 SPS5710-2-LF | Honeywell | Power Supply Module
No reviewsSale price $260.00Regular price $290.00
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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.