Laboratory scales



Multifunctional high precision scales, suitable for laboratory, industrial use, jewelry and pawn shops and cash for gold shops. Available also CE-M APPROVED for legal for trade use.

DIVISION (g): 0.001 and 0.01.
CAPACITY (g): 420, 620, 2200, 4200, 6200.


  • Backlit LCD display with 7 digits 16.5mm high.
  • Waterproof membrane keypad, with 5 keys.
  • Construction: bearing structure in die cast aluminium, ABS case.
  • Weight detection through tuning fork system.
  • Stainless steel plate, size:
    - GAI420N and GAI620N models Ø 118mm
    - GAI2200N, GAI4200N, GAI6200N models 180x160mm.
  • Winscreen (on GAI420N and GAI620N models), level, adjustable feet.
  • Power supply: standard fitte with 230 Vac power adapter.
  • Operating temperature +5°C...+35°C, non-condensing relative humidity 80%.
  • RS232/c port for connection to PC, 3590EGT series indicator or printer.
  • Internal calibration (except GAI6200N).
  • Upon request:
    - ACCREDIA calibration with issuing of relative certificate;
    - CE-M approval;
    - weigh-below hook.


  • counting;
  • % weight;
  • conversion units of measure:
    - Standard versions, not approved: g, kg, ct, oz, lb, ozt, dwt;
    - CM versions, approved: g, kg, ct (only available at time of scale's order);
  • zeroing;
  • zero tracking;
  • semi-automatic tare;
  • digital calibration.
Available versions
Max (mm)

(g) +/-
GAI420NIIØ 118 mm4200,0010,010,0010,001
GAI620NIØ 118 mm6200,0010,010,0020,001
GAI2200NII180x160 mm22000,010,10,010,01
GAI4200NII180x160 mm42000,010,10,010,01
GAI6200NI180x160 mm62000,010,10,020.01
(*) CE-M divisions are obtainable only with the relative options.
Calibration service only available at time of scale's order
CT1 ISO 17025 calibration certificate up to 5 kg for single analytical balance. The certificate is provided in digital format (pdf) and sent by e-mail.
CT2 ISO 17025 calibration certificate over 5 kg for single analytical scale. The certificate is provided in digital format (pdf) and sent by e-mail.
Calibration service (only at order)
DINICAL-G Factory recalibration service with correction according to "g" calibration value (to be communicated at time of order). For GAM, GAEP33KN and GAI6200 series scales. NET PRICE (*).
Approval for sale to third parties
ECEM1L CE-M approval for class I or II scales with capacity up to 6kg.
ECEM1MS CE-M approval for scales with capacity over 6kg and up to 300kg, without any internal calibration system or preset g value for the place of use.
ECEMDOC Printed EU declaration of conformity, EU certificate of verification, test certificate and metrological book (free download from our website, only for approved CE-M products). NET €.
Weight repeaters
REPG(S1) Remote display with 1m cable for GAI scale.
OBTPRSH(S1) ABS bench thermal printer for Scale House products (to be combined with specific cable for each scale). 58 mm paper width; 50 mm roll diameter; power supply through built-in 110-240 Vac power supplier.
RSCBBCG(S1) RS232 cable l=1,5m for printer.
Connection cables
RSCBP2PG RS232 Cable, l=1,5m, for PC connection.
RSCBSHEG(S1) RS232 cable for 3590 touch connection.
Other options
GAEPHANG Kit for suspended weighing, to be installed underneath the balance. For GAI420, GAI620 and GAM series.
Spare parts
SHAL16 12V 1000mA power supplier.
15GAIRP Round stainless steel weighing plate (GAI420/620).
15GAISP Square stainless steel weighing plate (GAI2200/4200).
15GAIC Moulded protective covers in transparent plastic (GAI420/620).
15GAICQ Moulded protective covers in transparent plastic (GAI2200/4200).
15GAIO Sticky overlay for display (GAI420/620).
15GAIOQ Sticky overlay for display (GAI2200/4200).
15GAIOT Keyboard overlay.
15GAIWS Windscreen (GAI420/620).
15GAMGAIAT Rubber bracket for cross plate (GAM320/820 and GAI420/620).
15GAMGAIAQ Rubber bracket for cross plate (GAM2200/15000 and GAI2200/4200).
15GAF Adjustable levelling foot (GAM-GAI-GAT).

Pdf product page All the specifications and images can be subject to variations and upgrades without prior notice.