Gemini GR Series, A&D Weighing Analytical Balance

As of: Wednesday, July 8, 2026

GLP/GMP/GCP/ISO compliant software outputs the calibration data and ID number of the balance for calibration confirmation to the AD-8121B printer
Easy-access door system
Automatic self-calibration
Data memory function
Weighing chamber
Internal adjustment weight
Liquid crystal display (LCD)
RS-232 interface for connecting to printer or PC
WinCT communication tools software
Underweigh hook

WARNING: Cancer and Reproductive Harm California Proposition 65

Gemini GR Series, A&D Weighing Analytical Specifications

Weighing Units:
Carat, pennyweight, troy ounce, decimal ounce (see technical manual for complete listing)

Operating Modes:
Percentage, counting

Power:
120 VAC (AC adapter) 50/60 Hz, 11 VA (110, 220, 240 VAC adapter by special order)

Stabilization Time:
Approx. 3.5 sec (0.1 mg)/8 sec (0.01 mg)

Calibration Weight:
GR-120: 50 g/100 g
GR-200: 100 g/200 g
GR-300: 200 g/300 g

Temperature:
Operating:
41 °F to 104 °F (5 °C to 40 °C)

Humidity:
85% RH or less (no condensation)

Est. Weight:
13.2 lb (6.0 kg)

Warranty:
Five-year limited

Return Policy:
A&D Weighing standard policy -
restock fee may apply

Model	Capacity	Readability	Repeatability	Linearity	Weighing Chamber	Pan Size	Dimensions	Part Number
GR-120	120 g	0.0001 g	0.0001 g	±0.0002 g	7.01 × 6.5 × 9.17 in (178 × 160 × 233 mm)	Ø 3.3 in (85 mm)	9.8 × 12.99 × 12.87 in (249 × 330 × 327 mm)	97625
GR-200	210 g	0.0001 g	0.0001 g	±0.0002 g	7.01 × 6.5 × 9.17 in (178 × 160 × 233 mm)	Ø 3.3 in (85 mm)	9.8 × 12.99 × 12.87 in (249 × 330 × 327 mm)	97626
GR-300	310 g	0.0001 g	0.0001 g	±0.0002 g	7.01 × 6.5 × 9.17 in (178 × 160 × 233 mm)	Ø 3.3 in (85 mm)	9.8 × 12.99 × 12.87 in (249 × 330 × 327 mm)	97627

Part #	Description	List Price
97625	Gemini Series, GR-120, 120g x 0.1mg, 120V adapter	List Price: $3,710.00
97626	Gemini Series, GR-200, 210g x 0.1mg, 120V adapter	List Price: $4,210.00
97627	Gemini Series, GR-300, 310g x 0.1mg, 120V adapter	List Price: $5,245.00

Part #	Description	List Price
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97612		List Price: $110.00
151247	3 Cables (1 m) 9-pin, 25-pin, 7-pin connectors, to USB, Time & Date, 5000 memory storage	List Price: $407.00
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