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 ALP121-S00 PROFIBUS-DP Communication Module
5 reviewsSale price $2,000.00Regular price $2,300.00 -
Vendor: Yokogawa
Yokogawa ASI133-S00 Industrial Strength Analog Input Module
No reviewsSale price $1,100.00Regular price $1,200.00 -
Vendor: Yokogawa
SDV144-S13 | Yokogawa | Digital Input Module
No reviewsSale price $730.00Regular price $750.00 -
Vendor: Yokogawa
AAV141-S50 | Yokogawa | Analog Input Module
No reviewsSale price $1,300.00Regular price $1,500.00 -
Vendor: Yokogawa
SAI143-H33 | Yokogawa | Analog Input Module
No reviewsSale price $1,800.00Regular price $2,000.00 -
Vendor: Yokogawa
Yokogawa AIP504-10 V-NET Coupler Unit
No reviewsSale price $1,300.00Regular price $1,500.00 -
Vendor: Yokogawa
ADV569-P00 | Yokogawa | Digital Output Module
No reviewsSale price $1,000.00Regular price $1,200.00 -
Vendor: Yokogawa
S9185FA | Yokogawa | Battery Pack
No reviewsSale price $100.00Regular price $120.00 -
Vendor: Yokogawa
Yokogawa SDV531-S23 Digital Output Module
No reviewsSale price $1,200.00Regular price $1,300.00 -
Vendor: Yokogawa
Yokogawa ALF111-S50 Fieldbus Communication Module
No reviewsSale price $2,100.00Regular price $2,300.00 -
Vendor: Yokogawa
Yokogawa AFV30D-S41251 Field Control Unit
No reviewsSale price $5,800.00Regular price $6,000.00 -
Vendor: Yokogawa
Yokogawa SAI533-H03 Analog Output Module
No reviewsSale price $2,800.00Regular price $3,000.00
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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.