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: UL
UL UL08AO-D25 Interface Module In Stock
No reviewsSale price $210.00Regular price $250.00 -
Vendor: ABB
ABB CI522A 3BSE018283R1 AF100 Interface Module
No reviewsSale price $540.00Regular price $560.00 -
Vendor: ABB
ABB 1SAP220600R0001 CI501-PNIO Interface Module In Stock
No reviewsSale price $350.00Regular price $370.00 -
Vendor: Honeywell
51308095-100 | Honeywell | Interface Module | Brand New
No reviewsSale price $360.00Regular price $390.00 -
Vendor: Honeywell
51402080-100 | Honeywell | Interface Module | Brand New
No reviewsSale price $360.00Regular price $390.00 -
Vendor: Triconex
3000520-390 | Triconex | Interface Module | Brand New
No reviewsSale price $350.00Regular price $370.00 -
Vendor: Honeywell
TK-ZLCSR1 | Honeywell | Interface Module | Brand New
No reviewsSale price $340.00Regular price $360.00 -
Vendor: Allen-Bradley
Allen-Bradley | 1785-KE | PLC-5 | Data Highway Plus RS-232-C
No reviewsSale price $230.00Regular price $270.00 -
Vendor: ABB
HIEE401782R0001 | ABB LT C391 AE01 LOW VOLTAGE GATE
Sale price $540.00Regular price $560.00 -
Vendor: Yokogawa
Yokogawa CTL4*B Interface Module 100% Original New
Sale price $220.00Regular price $250.00 -
Vendor: ABB
ABB CI868AK01 3BSE048845R1 IEC 61850 Interface Module
Sale price $540.00Regular price $560.00 -
Vendor: Prosoft
ProSoft MVI56E-MNET Network Interface Module
Sale price $340.00Regular price $360.00
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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.