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The Honeywell TK-PRR021 Redundancy Module provides continuous operation for critical industrial processes. It delivers up to 24 VDC power and supports seamless failover between primary and backup systems. With a compact 6.9×14.1×14.5 cm design and lightweight 0.46 kg build, the TK-PRR021 integrates easily into Honeywell TDC3000 and Experion PKS platforms.
| Parameter | Value |
|---|---|
| Model Number | TK-PRR021 |
| Manufacturer | Honeywell |
| Module Type | Redundancy Module |
| Output Voltage | 24 VDC |
| Dimensions | 6.9 × 14.1 × 14.5 cm |
| Weight | 0.46 kg |
| System Compatibility | DCS, Experion PKS, TDC3000 |
| Communication Service | Ethernet router |
| HS Code | 8537101190 |
| Product Origin | USA |
| Condition | Brand New |
| MOQ | 1 |
| Lifecycle Status | Active |
The Honeywell TK-PRR021 supports dual operation between primary and backup modules, ensuring uninterrupted control during failures. It connects directly to the Experion C300 Controller without requiring a chassis slot. Its robust design supports both redundant and nonredundant configurations, enhancing flexibility and reliability in industrial automation.
The Honeywell TK-PRR021 Redundancy Module suits industries such as oil and gas, petrochemicals, and power generation. It integrates seamlessly with Honeywell distributed control systems, ensuring maximum uptime and protecting critical processes. Its compact design and redundant power capability make it essential for operations requiring high availability and failover support.

Quick dispatch from our global inventory to reduce downtime and ensure uninterrupted operations.
All parts are sourced from reputable manufacturers and undergo thorough quality checks.
Extensive stock of industrial automation and discontinued parts, ready for immediate shipment.
Every product — including obsolete items — is covered by a 12-month warranty and 30-day return guarantee.
All product names, trademarks, brands, and logos mentioned on this website are the property of their respective owners.These names and trademarks are used for identification and reference purposes only.We are an independent supplier of industrial automation spare parts.We are not an authorized distributor, dealer, or representative of any manufacturer.Products supplied may include surplus inventory or unused items.We do not claim any affiliation with or endorsement by the original manufacturers.