Retro-fit scale kits from Central City Scale let you transform existing platforms, structures, or setups into accurate, reliable digital weighing systems—without the high cost of buying brand-new scales. Perfect for farms, manufacturing operations, and agribusinesses needing precise weight verification.

Why replace when you can retrofit? Our kits deliver cost-effective upgrades using proven WeighBar® technology and durable indicators. Build custom truck scales, update old conventional platforms, or add weighing to bin/hopper systems with easy installation and long-term reliability.

Why Choose Central City Scale Retro-Fit Scale Kits?

• Save Thousands — Avoid expensive full-scale replacements by retrofitting your existing platform or structure.
• Proven in Harsh Environments — Indicators are water- and dust-resistant, rigorously tested on farms, with a 3-year warranty.
• Flexible & Customizable — Weigh Bars connect directly to indicators (12 VDC power), with optional RS-232 ports (and Bluetooth on select models) for printers, computers, batching systems, or mobile app integration.
• Accurate Weighing Where You Need It — Verify incoming deliveries, check outgoing loads, monitor grain yields, prevent overload fines, and compare field/seed performance.
• Easy DIY or Professional Install — Minimal tools required; source local materials for custom builds.

Popular Retro-Fit Scale Kit Options

• WeighBar® Truck Scale Kits : Build your own economical on-farm or in-plant truck scale. Kits include 4 or 8 WeighBars, cables, and mounting brackets (indicators sold separately). Ideal for verifying truck weights to avoid traffic tickets and ensure accurate hauls.
• Universal Kit – Digital Scale Conversion: Breathe new life into old conventional platform scales with updated electronics. Order detailed plans for standard sizes, then add indicators, power supplies, sensors, and brackets tailored to your specs. Perfect for upgrading analog platforms to modern digital accuracy.
• WeighBar Bin/Hopper Scale Kits (Avery Weigh-Tronix Compatible) Weigh dry or liquid materials directly in bins, hoppers, or tanks—no more hauling to a separate scale. Simple setup: Position WeighBars under the legs, level them, bolt them down, and connect them to an indicator. Seamlessly interfaces with batching systems for full data management.

Reliable Indicators for Every Retrofit

Pair your retro-fit kit with our field-proven indicators, including models like the 660 and the Libra for simple, accurate weighing in TMR mixers, grain carts, livestock platforms, feed bins, and more. All models feature:

• Dust/water resistance for tough ag conditions
• 12 VDC operation
• Optional serial output (plus Bluetooth connectivity) for data logging and app integration
• Large, bright, color-changing display for clear readability in all lighting
• 3-year warranty

Ready to Retrofit Your Scale?

Don’t let outdated equipment limit your operation. Retro-fit scale kits from Central City Scale provide an affordable, high-performance solution for platform scales, truck weighing, bins, and more.

Request your free material checklist for building an economical farm or plant weighing system today. Or contact us for custom recommendations, pricing, and support.

Call now: 800-582-3175 or 308-946-3591
Email or fill out our quick Contact Us form — we’re here to help upgrade your weighing setup.