The Optima OP‑903 Accumulation Indicator is a powerful, portable weight display unit designed specifically for axle scales and multi-pad weighing systems. Built with durability and efficiency in mind, it features a large backlit LCD display, integrated printer, and multi-pad support, making it ideal for vehicle weighing, logistics, and compliance operations. Its key strength lies in its ability to accumulate weight readings across multiple passes or pads, automatically totalizing and printing comprehensive weight reports. With support for up to four individual weigh pads, it allows for quick and accurate monitoring of total load and axle weight distribution. Encased in a rugged mild steel housing with splash-proof controls, the OP‑903 is engineered for tough field environments. Combined with battery-powered operation and versatile connectivity (including RS‑232 and optional wireless), it delivers both mobility and performance for field operators, freight companies, and agricultural transporters. Whether for mobile weighing stations, in-yard check-weighing, or DOT compliance checks, the OP‑903 offers a complete, self-contained weighing and reporting solution. FEATURES Designed to work with static axle scales Gross weighing and accumulative weighing modes LCD display (size: 5.3in x 1.4in) Tare, Zero, Print, Save, Check, and Delete functions Kg and lb weighing units Built-in needle printer Different printing formats 6v/4.5Ah Battery and 9v/1.2A adapter Can connect to a secondary large display/scoreboard Can connect with up to 4 weighing pads Shows individual scale/pad percentage of the total weight Manual and automatic printing modes Date and time can be set easily Can connect to a PC or printer for data logging Wireless capability (optional) Splash proof keyboard and display SPECIFICATIONS Specification Details Display LCD, 1-inch × 6-digit numeric Units lb, kg (primary) Accuracy Class III Excitation Circuit VDC, 6-wire connections Load Cell Support 6 load cells of 350 Ω maximum Internal Sensitivity 0.5 μV/d Input Voltage -30 to +30 mV DC Power Supply 100–250 VAC @ 50/60 Hz Operating Temperature 14 °F to 104 °F (–10 °C to +40 °C), ≤90% RH Weight 5.5 lbs Display Increment Selectable: 1, 2, 5, 10, 20, 50 Decimal Point Selectable: 0, 1, 2, 3, 4 decimal places SHIPPING & SUPPORT We offer FREE SHIPPING to Lower 48 United States This product ships directly from Optima Scales U.S. manufacturing facility. Standard lead time is 5–7 business days to ship. Have questions or need help choosing the right model and scale accessories?Contact us at [email protected] or give us a call +1 941-257-3293 — our team is here to help.