A&D GX-403A Precision Balance, 420 g × 0.001 g
The A&D GX-403A is the 420 g Apollo GX-A toploader: 420 g × 0.001 g, 128 × 128 mm pan, internal one-touch / ASC cal, reverse backlit LCD, RS-232 and USB. A breeze break ships with the 1 mg GX-A models.
Manufacturer: A&D GX-403A; Apollo GX-A datasheet.
What is in the box
- GX-403A balance
- Breeze break
- AC adapter (TB247)
- Manual
Verified specs
| Brand | A&D Weighing |
|---|---|
| Model | GX-403A |
| Product Type | Apollo GX-A precision toploader |
| Capacity × readability | 420 g × 0.001 g |
| Repeatability | 0.001 g |
| Linearity | ±0.002 g |
| Calibration | Internal one-touch / ASC (external 50 / 100 / 400 g usable) |
| Pan | 5 × 5 in / 128 × 128 mm stainless |
| Display | Reverse backlit LCD, 17.8 mm |
| Interfaces | RS-232C and USB standard |
| Stabilization | About 1 s FAST |
| Power | AC included (TB247) |
| NTEP (this SKU) | No — process Apollo (NTEP sibling is GX-403AN) |
| Warranty | 5-year limited |
| Net | About 11 lb / 5 kg |
| Overall | 8.3 × 12.5 × 3.7 in / 212 × 317 × 93 mm |
| In the carton | Balance, breeze break, AC adapter, manual |
Applications
- Lab and process weighing
- Count and percent
- Density / specific gravity (optional kit)
A&D GX-403A is 420 g × 0.001 g, 128 × 128 mm, about 1 s FAST, ±0.002 g linearity. This GX-403A is a process Apollo, not NTEP. Grain is a selectable unit. The GX-203A / GX-603A siblings are different SKUs.
Questions before you order
Questions on compatibility, calibration, or what is in the box? All Scales USA, 21249 FM 529 Rd, Cypress, TX 77433. Call (832) 766-5410 or email pete@allscales.com. Also: (281) 656-2666 · (832) 290-3120.
Specifications
Brand A&D Weighing Model GX-403A Product Type Apollo GX-A precision toploader Capacity × readability 420 g × 0.001 g Repeatability 0.001 g Linearity ±0.002 g Calibration Internal one-touch / ASC (external 50 / 100 / 400 g usable) Pan 5 × 5 in / 128 × 128 mm stainless Display Reverse backlit LCD, 17.8 mm Interfaces RS-232C and USB standard Stabilization About 1 s FAST Power AC included (TB247) NTEP (this SKU) No — process Apollo (NTEP sibling is GX-403AN) Warranty 5-year limited Net About 11 lb / 5 kg Overall 8.3 × 12.5 × 3.7 in / 212 × 317 × 93 mm In the carton Balance, breeze break, AC adapter, manual Applications & Industries
- Lab and process weighing
- Count and percent
- Density / specific gravity (optional kit)
Manuals & Accessories
Contact Us
Questions on compatibility, calibration, or what is in the box? All Scales USA, 21249 FM 529 Rd, Cypress, TX 77433. Call (832) 766-5410 or email pete@allscales.com. Also: (281) 656-2666 · (832) 290-3120.
Model
GX-403AProduct Type
Precision Balances


