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 PW504 Power Supply Unit 100% Original and New
Sale price $220.00Regular price $250.00 -
Vendor: Yokogawa
Yokogawa | AAT141-S00 | 16-Channel | TC/mV Input Module
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa | SEC402-51 S1 | ESB Bus Coupler Module | Brand New
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa | AAI143-H00 | 16 Isolated | Analog Input Module
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa AAI543-S50 16-channel Isolated Analog Output Module
Sale price $260.00Regular price $290.00 -
Vendor: Yokogawa
Yokogawa AIP571 Electrical Transceiver RIO I/O Module
Sale price $190.00Regular price $230.00 -
Vendor: Yokogawa
Yokogawa | AIP532 | ESB Bus Coupler Unit | Genuine New in Stock
Sale price $190.00Regular price $230.00 -
Vendor: Yokogawa
Yokogawa | AIP502 | V-Net Coupler Module | 100% Origin and Genuine
Sale price $190.00Regular price $230.00 -
Vendor: Yokogawa
Yokogawa | SB301 | ESB Bus Interface Card | 100% Origin and Genuine
Sale price $190.00Regular price $230.00 -
Vendor: Yokogawa
Yokogawa ANB10D-425/CU2N ESB Bus Node Units Brand New
Sale price $190.00Regular price $230.00 -
Vendor: Yokogawa
Yokogawa SB401-50 ESB Bus Interface Slave Module
Sale price $190.00Regular price $230.00 -
Vendor: Yokogawa
Yokogawa ATD5A-00 KS Cable Interface Adapter in Stock
Sale price $190.00Regular price $230.00
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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.