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Mettler Toledo XPR304E Analytical Balance, Internal Calibration, SmartPan Hanging Weigh Pan, 320 g x 0.1 mg

Product Overview:
Experience excellence in precision weighing with the Mettler Toledo XPR304E Analytical Balance. Designed for demanding laboratory environments, this balance combines top-tier performance with user-friendly features to deliver highly accurate results down to 0.1 mg. Perfect for research, quality control, or industrial labs, the XPR304E’s advanced technology, smart internal calibration, and unique hanging SmartPan ensure every measurement is fast, reliable, and efficient. From sample preparation to data management, this analytical balance streamlines your workflow and optimizes every aspect of your weighing process.

Main Advantages:

  • Ultimate Accuracy: The high-performance load cell and innovative SmartPan hanging weigh pan enable you to weigh even the smallest samples with uncompromising precision, reducing sample waste and saving valuable materials.
  • Enhanced User Experience: The oversized 7-inch color touchscreen allows for effortless operation, even when wearing lab gloves, while the motorized draft shield doors provide quick, touch-free access to the weighing chamber.
  • Reliable Compliance and Data Management: Integrated LabX software, user management, and password protection help automate processes, provide traceable results, and ensure adherence to regulatory requirements.

Why This Product is Essential:
In every laboratory, precise weighing supports consistency, quality, and credibility. The Mettler Toledo XPR304E Analytical Balance is essential for professionals who demand accuracy and efficiency in their results. Its automated calibration, compliance checks, and intuitive operation make it an invaluable asset for labs striving for excellence, while its robust construction is built to deliver years of dependable service. Investing in this top-tier laboratory equipment means fewer errors, better data traceability, and increased productivity for your team.

Specifications and Guides:

  • Features:
    • Internal calibration with Fully Automatic Calibration Technology (FACT)
    • SmartPan hanging weigh pan for enhanced weighing stability
    • One-touch motorized draft shield doors
    • 7-inch color touchscreen – usable with gloves
    • StatusLight™ terminal indicates readiness for weighing
    • LevelControl alerts for improper balance leveling
    • Overload protection on the sensitive load cell
    • User management & password security
    • Multiple connectivity ports for secure data export
    • SmartTrac program for incremental dosing to target weight
  • Manuals:
  • Guides:
    • Supports full integration with LabX software for workflow automation and data management
    • ErgoClip accessory options are available for ergonomic tare vessel positioning (sold separately)
  • Specifications:
    • Capacity: 320 g
    • Readability: 0.1 mg
    • Display: 7-inch color touchscreen
    • Calibration: Internal, automated (FACT)
    • Pan Type: SmartPan hanging weigh pan
    • User Management: Password protected
    • Connectivity: Multiple data ports
    • Compliance: Equipped with tolerance profiles and GWP® Approved quality assurance

Innovation and Reliability at Our Core

At Machine Horizon, we believe that powerful machines drive progress. Our mission is to make advanced technology accessible to creators, engineers, and businesses across industries—from precision CNC and milling to farming, printing, and laboratory equipment.

We’re dedicated to providing reliable, high-performance machines that help you produce, build, and innovate with confidence. Every product we offer is carefully selected for its engineering quality, efficiency, and long-term value.

A Customer-First Approach

We’re more than an online store—we’re your partner in finding the best machine for your need. Unlike large, impersonal retailers, our dedicated team delivers personalized guidance at every step. Whether you’re exploring, seeking expert advice, or need ongoing support, our specialists are always just a call or email away.

Passion for Machinery & Resilience


Our brand is built on a deep respect for craftsmanship, performance, and reliability. We understand how important the right equipment is to your success—that’s why we focus on machines that combine innovation with lasting durability. From small workshops to large production facilities, Machine Horizon provides solutions that help you work smarter, faster, and better.

Trusted Experts, Curated Brands


We partner directly with industry-leading manufacturers across multiple sectors to ensure every product meets our standards for quality and performance. Our curated selection means you can shop with confidence, knowing each machine is backed by expert support and full manufacturer warranties.

More Reasons to Choose Machine Horizon

  • Price Match Guarantee – We’ll match any competitor to ensure you always receive the best value.
  • Free Shipping – Enjoy free delivery on most* orders across the lower 48 U.S. states.
  • 100% Secure Ordering – Our platform uses SSL encryption to protect your information.
  • Exclusive Packages & Volume Discounts – Custom pricing available for workshops, labs, schools, and bulk orders.
  • Authorized Dealer – Every order is protected with full manufacturer support and warranties.


With Machine Horizon, you don’t just buy equipment—you invest in performance, precision, and long-term reliability

Frequently Asked Questions

Yes! We provide free and fast shipping on orders within the continental United States.
Most orders ship out within 1–3 business days and arrive within 5-7 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-720-5193 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.

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