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-NI4 4-Point Analog Input Module
No reviewsSale price $230.00Regular price $270.00 -
Vendor: Yokogawa
AAI135-H50 | Yokogawa | Analog Input Module
No reviewsSale price $800.00Regular price $830.00 -
Vendor: Yokogawa
Yokogawa NFTR8S-10 Analog Input Module
No reviewsSale price $2,300.00Regular price $2,500.00 -
Vendor: Yokogawa
Yokogawa NFTI3S-00 Analog Input Module
No reviewsSale price $285.00Regular price $300.00 -
Vendor: Yokogawa
Yokogawa NFAI143-S50 Analog Input Module
No reviewsSale price $1,900.00Regular price $2,000.00 -
Vendor: Yokogawa
Yokogawa NFAI141-S00 Analog Input Module
No reviewsSale price $2,300.00Regular price $2,500.00 -
Vendor: Ovation
5X00109G02 | Ovation | High Performance Analog Input Module
No reviewsSale price $360.00Regular price $400.00 -
Vendor: Ovation
Emerson Ovation 5X00059G01 Hart Analog Input Module
No reviewsSale price $1,100.00Regular price $1,200.00 -
Vendor: Ovation
1C31116G04 | Ovation | Analog Input Module
No reviewsSale price $520.00Regular price $550.00 -
Vendor: Honeywell
Honeywell 51199588-100 Analog Input Module
No reviewsSale price $260.00Regular price $290.00 -
Vendor: Honeywell
Honeywell 51305854-100 Precision Analog Input Module
No reviewsSale price $210.00Regular price $245.00 -
Vendor: Honeywell
Honeywell 51305490-500 Analog Input Module
No reviewsSale price $350.00Regular price $380.00
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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.