Horiba Pentra 400
Product code: HM-PENTRA400
Manufacturer: Horiba
WHY CHOOSE BLOCK SCIENTIFIC?
See why in 2 mins.
Horiba Pentra 400 Clinical Chemistry Analyzer
Looking for a fast, compact chemistry analyzer that delivers big-lab features in a benchtop footprint? The Horiba Pentra 400 is a fully automated clinical chemistry system capable of handling up to 420 tests per hour — including ISE — with continuous loading and real-time workflow tracking. Whether you're running a mid-volume hospital lab or a specialized diagnostic facility, this analyzer checks every box: high-throughput performance, intelligent sample management, and eco-efficient reagent handling — all backed by dependable engineering. If your lab needs speed, flexibility, and accuracy in one cost-effective platform, the Pentra 400 is the clear choice.

Why Labs Still Choose Horiba Pentra 400
High-precision results with minimal intervention
Equipped with advanced photometry and single-use cuvettes, the Pentra 400 delivers accurate, repeatable results while minimizing cross-contamination and hands-on workload.
Flexible automation with broad testing capabilities
With up to 44 onboard refrigerated reagents and an optional ISE module for Na⁺, K⁺, and Cl⁻, it balances automation with manual control to meet diverse testing demands.
Smart, secure workflow for confident diagnostics
Real-time sample tracking, panic value alerts, and audit-ready patient data logs support lab compliance and efficient clinical decision-making—all in a compact benchtop design.
Why Buy Yours from Block Scientific?
Choosing a Horiba Pentra 400 is smart — buying it from Block Scientific is smarter.
Fast Quotes, Real People: Get a custom quote in 90 minutes with dedicated human follow-up.
Save with Trade-Ins: We offer trade-in credit for your older analyzer models — reduce your capital outlay.
Bundle & Save: Need reagents and consumables too? Ask about bundle pricing to cut your cost per test.
Trusted Nationwide Service: We’ve been in business 40+ years. Our certified techs handle installation and on-site support in all 50 states. See service options
Top-Tier Refurbishment: Each unit is reconditioned to OEM standards by factory-trained engineers and comes with a 30-day satisfaction guarantee.
Financing Available: We’ll match a payment plan to your budget.
No-Tier Reagent Discount: Enjoy a flat 10–15% off reagents — no complex tier games.
Key Features & Workflow Benefits
- Boost Productivity Without Sacrificing Space
- Run up to 420 photometric tests/hour (or 600 with ISE)
- Compact footprint fits small-to-mid-size labs
- Expand Testing with 55+ Assays Onboard
- Broad chemistry menu, from routine panels to esoteric proteins
- Automated inventory tracking for reagents and cassettes
- Continuous Loading with STAT Priority
- Handle urgent samples without interrupting workflow
- Sample-level tracking with crash, level, and clot detection
- Built-In Intelligence for QC & Safety
- Westgard QC rules, delta checks, and panic value alerts
- Up to 12 months of control data with built-in statistics and Levey-Jennings charts
- Visual Workflow Management
- Touchscreen interface with system-wide status indicators
- Real-time test review, auto rerun logic, and calibration alerts

Technical Specifications
Sample Types | CSF, Plasma, Urine, Whole Blood, Serum, Homogenous Fluids |
Number of Assays | 51 |
Maximum Throughput | 300 tests/hour |
Sample Cycle Time | 9 sec. |
Sample Size Min | 2 μL |
Direct Sample (STAT) | Yes |
Auto Sample Handling | Yes |
Sample Input Type |
Sample Tubes Sample Cups |
Reagent Type | Liquid |
Reagent System | Open |
Reagent Capacity | 52 |
System Dimension (H × W × D) | 25 × 40 × 28 in |
System Weight | 120 kg |
External Cooling Unit Size (H × W × D) | 16 x 11 x 17 in |
External Cooling Unit Weight | 35 kg |
Power Supply | 110V - 220V |

What Comes in a Refurbished Package
Every refurbished Horiba Pentra 400 from Block Scientific includes:
Main instrument, fully reconditioned to OEM standards
Optional ISE module (if selected)
Keyboard, touchscreen PC interface
Calibration tools and startup reagents (where applicable)
Operator’s manual (digital format)
30-day satisfaction guarantee
Optional service contract available
We replace all critical wear components, test every function, and recalibrate to factory settings. You're not getting just "used" — you're getting lab-ready equipment backed by experts.
Service, Warranty & Financing Options
Block Scientific offers nationwide service with installation and setup included on all refurbished analyzers. Our service technicians are factory-trained and certified on Horiba platforms.
Warranty options include:
- 30-day satisfaction guarantee standard
- Extended service contracts available
- Optional calibration & maintenance packages
- Flexible financing plans with no prepayment penalty
Learn more about service plans here: Visit our Services page
Get a Quote in 90 Minutes
Don’t wait days for a pricing email.
At Block Scientific, you’ll get a tailored quote — usually within 90 minutes— from a real person who understands clinical equipment.
FAQs
Q: How many reagent positions does the Pentra 400 have?
The system supports up to 44 refrigerated reagent positions, each using ready-to-load cassettes for efficient inventory and traceability.
Q: Can this analyzer run electrolytes?
Yes — with the optional ISE module, it simultaneously analyzes Sodium, Potassium, and Chloride, supporting serum, plasma, and urine specimens.
Q: What’s the difference between used and refurbished units?
A used unit is sold as-is, while our refurbished Pentra 400 systems are restored to OEM performance, tested, cleaned, and verified before shipping.
Q: Do you offer reagents or service plans too?
Absolutely. We offer reagent discounts, bundle pricing, and optional service contracts — all designed to reduce your lab’s total cost of ownership.
Compliance & Disclaimers
All refurbished analyzers sold by Block Scientific are independently reconditioned and not covered by the original manufacturer's warranty. All product names and trademarks remain the property of their respective holders. This page is for informational and sales purposes only.