Cytiva ÄKTA ready XL Single-Use Chromatography System
| Brand | Cytiva |
|---|---|
| Origin | Sweden |
| Model | ÄKTA ready XL |
| Flow Rate Range | 45–3500 L/h |
| Compatible Column ID | up to 1200 mm |
| Primary Application | GMP-compliant large-scale bioprocess purification |
| Software Platform | UNICORN 7+ with OPC UA connectivity |
| Regulatory Support | FDA 21 CFR Part 11 compliant audit trail, GMP documentation package available |
| Sensor Type | Single-use, calibrated-in-place (CIP) pressure, UV, conductivity, and temperature sensors |
| Footprint | Compact industrial design optimized for multi-product facility integration |
Overview
The Cytiva ÄKTA ready XL Single-Use Chromatography System is an engineered solution for scalable, regulatory-compliant downstream purification in commercial biomanufacturing. Built upon Cytiva’s proven ÄKTA platform architecture, it implements a fully single-use fluidic path—comprising disposable tubing assemblies, pump heads, valves, and inline sensors—to eliminate cleaning-in-place (CIP) and sterilization-in-place (SIP) cycles between campaigns. Its core operational principle relies on precision peristaltic pumping combined with real-time, high-fidelity monitoring of UV absorbance (280 nm), conductivity, differential pressure, and bulk temperature across the chromatographic train. Designed explicitly for integration into end-to-end single-use bioprocess trains, the system supports feed streams derived from high-titer upstream processes—including harvests from 2000 L Xcellerex XDR bioreactors—and delivers robust performance across flow rates spanning 45 to 3500 L/h. This dynamic range enables seamless operation with both ReadyToProcess columns (≤450 mm ID) and reusable Axichrom columns (up to 1200 mm ID), making it suitable for process development transfer, clinical manufacturing, and commercial GMP production.
Key Features
- Single-use fluidic path certified for ISO 10993–1 biocompatibility and extractables/leachables profiling per USP and ICH Q5A guidelines
- Industrial-grade UNICORN 7.5 control software with full 21 CFR Part 11 compliance—including electronic signatures, role-based access control, and immutable audit trails
- OPC UA–enabled communication interface for bidirectional data exchange with MES, SCADA, and DCS systems in automated manufacturing environments
- Ergonomic, modular hardware layout with guided installation wizard for rapid setup and validation of disposable flow paths
- Integrated pre-run diagnostics verifying sensor calibration, line integrity, and valve sequencing prior to method execution
- Compact footprint (<2.5 m² floor space) supporting dense equipment arrangement in multi-product facilities without compromising service accessibility
Sample Compatibility & Compliance
The ÄKTA ready XL accommodates clarified harvests, cell culture supernatants, and viral vector lysates across a broad viscosity and particulate load spectrum. It is validated for use with Cytiva’s ReadyToProcess chromatography columns (including Capto, STREAMLINE, and CIM monolith formats) and compatible with third-party single-use column housings meeting ASME BPE 2023 dimensional and sealing specifications. Regulatory alignment includes support for GMP documentation packages compliant with EMA Annex 15, FDA Guidance for Industry: Process Validation, and ICH Q5D/Q5E. All disposable components carry full CoA/CoC documentation traceable to lot-specific extractables testing and gamma irradiation sterility validation (25–45 kGy).
Software & Data Management
UNICORN software provides method-driven operation with built-in sequence logic for multi-step purification protocols—including equilibration, loading, wash, elution, and regeneration. Raw sensor data is timestamped at ≤100 ms intervals and stored in encrypted .u3d binary format with SHA-256 checksum integrity verification. Historical data export supports CSV, PDF, and XML schemas aligned with ISA-88/ISA-95 standards. Audit trail records capture user actions, parameter modifications, alarm events, and system state transitions—with retention configurable per site-defined data governance policies. Remote monitoring via UNICORN Connect allows secure web-based access to real-time status, alarms, and trending dashboards under TLS 1.3 encryption.
Applications
- Commercial-scale monoclonal antibody (mAb) purification from high-density CHO cell cultures
- Downstream processing of AAV and lentiviral vectors under GMP conditions
- Platform process implementation across multiple molecule types (bispecifics, Fc-fusions, albumin-binding proteins)
- Technology transfer from benchtop ÄKTA pure systems to clinical or commercial manufacturing scale
- Multi-product facility operations requiring rapid campaign changeover with zero cross-contamination risk
- Regulatory filing support with complete IQ/OQ/PQ documentation templates and URS-aligned validation protocols
FAQ
Does the ÄKTA ready XL support gradient elution methods?
Yes—it supports both linear and step gradients across up to four mobile phase reservoirs, with programmable flow rate and composition ramping synchronized to UV and conductivity feedback.
Can it be integrated into a fully single-use bioprocess train?
Yes—the system is designed for native interoperability with Xcellerex XDR bioreactors, XDM/XDUO mixers, and ReadyToProcess columns, covering working volumes from 10 L to 2000 L.
What level of regulatory documentation is provided?
Cytiva supplies comprehensive GMP documentation including FAT/SAT reports, IQ/OQ protocols, 21 CFR Part 11 validation packages, and change control history accessible via the Regulatory Support Website.
Is remote support and predictive maintenance available?
OptiRun lifecycle services include remote diagnostics, firmware update management, spare parts logistics, and condition-based maintenance planning using anonymized operational telemetry.
How is sensor accuracy maintained across disposable sets?
Each single-use sensor assembly undergoes factory calibration with NIST-traceable references; calibration coefficients are embedded in RFID tags and auto-loaded during system initialization.
