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: Woodward
Woodward 5439-927 Digital Governor System
No reviewsSale price $350.00Regular price $400.00 -
Vendor: Woodward
Woodward 5439-929 High Voltage Power Supply Module
No reviewsSale price $550.00Regular price $570.00 -
Vendor: Woodward
Woodward 5439-966 NetCon Expansion Chassis
No reviewsSale price $500.00Regular price $520.00 -
Vendor: Woodward
Woodward 5439-984 Digital Controller Module
No reviewsSale price $500.00Regular price $520.00 -
Vendor: Woodward
Woodward 5439-986 Speed Control Controller
No reviewsSale price $500.00Regular price $520.00 -
Vendor: Woodward
Woodward 5441-409 Phase/Voltage Loss Relay
No reviewsSale price $420.00Regular price $450.00 -
Vendor: Woodward
5441-413 | Woodward | Relay Interface Module
No reviewsSale price $420.00Regular price $450.00 -
Vendor: Woodward
Woodward 5441-629 Relay Interface Module
No reviewsSale price $420.00Regular price $450.00 -
Vendor: Woodward
Woodward 5441-635 Opto Isolator New Arrival
No reviewsSale price $420.00Regular price $450.00 -
Vendor: Woodward
Woodward 5441-645 Digital Microprocessor Montroller
No reviewsSale price $420.00Regular price $450.00 -
Vendor: Woodward
Woodward 5441-661 10 Amp Relay Interface Module
No reviewsSale price $420.00Regular price $450.00 -
Vendor: Woodward
Woodward 5441-669 Digital Microprocessor Controller
No reviewsSale price $420.00Regular price $450.00
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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.