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Siemens 3TK2826-2BB40 Safety Relay Module 24V DC
Siemens 3TK2826-2BB40 Safety Relay Module 24V DC
Out of stock — contact us to source this part
The Siemens 3TK2826-2BB40 is a safety relay module within the SIRIUS family, designed for monitoring and controlling safety circuits in industrial automation systems. This module operates on 24V DC and features device OUT, IN, and SF (Safety Function) terminal connections for integration into control circuits. Compatible with SIRIUS 24V DC systems, it provides reliable safety monitoring for emergency stop circuits, light curtains, and two-hand controls. Also searched as 3TK28262BB40.
Specifications
| Part Number | 3TK2826-2BB40 |
| Manufacturer | Siemens |
| Product Family | SIRIUS |
| Supply Voltage | 24V DC |
| Terminal Type | Control circuit connections |
| Function Indicators | OUT, IN, SF |
| Compatibility | SIRIUS 24V DC systems |
| Condition | New |
| Warranty | 14-30 days depend on the parts |
Condition & testing
New stock unit. Arrives sealed from the manufacturer with original packaging featuring multilingual safety warnings and usage instructions. All terminal blocks and mounting hardware are factory-fresh. Device has not been powered on or installed. Ready for immediate integration into safety control systems.
Compatibility
SIRIUS 24V DC safety control systems
What's included
3TK2826-2BB40 safety relay module, mounting hardware, documentation
Compatible & Related

FAQs
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What payment methods can I use?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, and bank transfers for B2B orders. For large industrial orders, we also offer invoice payment with NET-30 terms for verified business customers.
Are the parts on your website tested and genuine?
Yes. Every part sold by Samonde is professionally tested by our technicians in Tallinn before shipping. We source directly from decommissioned industrial equipment, authorized distributors, and certified surplus stock. Each item comes with a functionality warranty.
Do you offer warranties on industrial spare parts?
Absolutely. All parts come with a minimum 14-30 day warranty. Many items, especially Siemens and Heidenhain components may have include extended 90-day coverage (depends on the parts). If a part fails during the warranty period, we offer replacement or full refund.
Can you source a part that is out of stock?
Yes. If you need a specific Siemens, Heidenhain, Fanuc, or other industrial part that is currently out of stock, contact us with the part number. Our sourcing team across Europe can usually locate hard-to-find automation components within 5-10 business days.
How do I know I'm ordering the correct part for my machine?
Each product listing includes the exact manufacturer part number (MPN), compatibility notes, and photos of the actual item. If you are unsure, send us your machine model and part number via the Contact page or WhatsApp, and our engineers will verify compatibility before you purchase.
Do you ship internationally outside the EU?
Yes. Samonde ships worldwide from our EU warehouse. We offer UPS and DHL Express and standard freight options to North America, Asia, Middle East, and South America. All shipments include tracking and customs documentation.
Siemens 3TK2826-2BB40 Safety Relay Module 24V DC