A&D GF-20K Precision Balance, 21 kg x 0.1 g, IP65, External Calibration (Discontinued, Replaced by GF-22001M)
Original price was: $3,240.00.$2,394.00Current price is: $2,394.00.
Discontinued by A&D. Limited remaining stock. The newer model is the A&D GF-22001M. The GF-22001M is the replacement for the A&D GF-20K, with 0.1 g readability, external calibration, IP65 protection, and the same 270 × 210 mm pan size, plus 22.2 kg capacity. It ships free in the continental U.S.
Shop the A&D GF-22001M (replaces the GF-20K)
A&D GF-20K specifications:
A&D GF-20K precision balance: 21 kg × 0.1 g, IP65 dust and waterproof, with external calibration.
- 21 kg capacity, 0.1 g readability, ±0.2 g linearity, about 1.5-second readings
- IP65 dust and waterproof
- 270 × 210 mm stainless pan
- External calibration
Calibrate your GF-20K with a certificate (mail-in or in our Houston-area shop), or add calibration to your GF-22001M order:
Add In-House Calibration + Certificate ($250) Add NIST Calibration + Certificate ($595)
Description
A&D GF-20K Precision Balance: 21 kg × 0.1 g, IP65, External Calibration (Discontinued, Replaced by the GF-22001M)
Discontinued by A&D. Limited remaining stock. The newer model is the A&D GF-22001M, which has 0.1 g readability, external calibration, IP65 protection, and the same 270 × 210 mm pan size, plus 22.2 kg capacity.
The A&D Weighing GF-20K was a high-capacity model in A&D’s GF-K series. It weighs up to 21 kg in 0.1 g steps on a 270 × 210 mm pan, with A&D’s Super Hybrid Sensor (SHS) and an IP65 housing for dusty or wet areas. A&D has discontinued the GF-K series and lists the GF-M series as its successor.
Key Features
- 21 kg capacity, 0.1 g readability, ±0.2 g linearity, about 1.5-second readings
- IP65 dust and waterproof
- 270 × 210 mm stainless pan
- External calibration
- Auto response adjustment for drafts and vibration
- RS-232C interface
A&D GF-20K Specifications
| Brand / Series | A&D Weighing / GF-K (discontinued) |
|---|---|
| Model (MPN) | GF-20K |
| Replacement | A&D GF-22001M |
| Capacity | 21 kg |
| Readability | 0.1 g |
| Linearity | ±0.2 g |
| Stabilization time | Approx. 1.5 seconds |
| Calibration | External |
| Weighing pan | 270 × 210 mm (10.6 × 8.3 in) |
| Protection | IP65 |
| Interface | RS-232C |
| Dimensions (W × D × H) | 300 × 355 × 111 mm (11.8 × 14.0 × 4.4 in) |
Calibration for the GF-20K and GF-22001M
Already own an A&D GF-20K? Our TDA-registered technicians calibrate it in-house, by mail-in or in our Houston-area shop, and include a certificate. Buying the replacement GF-22001M? Add calibration to that order and it ships calibrated:
- In-house calibration with certificate, using NIST-tested weights: $250. We calibrate and verify your GF-20K with NIST-tested weights and include a calibration certificate, so it arrives set up and accurate. Add $250 calibration to cart
- NIST calibration with a NIST-traceable certificate: $595. Full calibration documented on a NIST-traceable certificate, for labs, QC programs, and audits that need a paper trail. Add $595 NIST calibration to cart
We also recalibrate scales and balances you already own, by mail-in or in our shop, with on-site service across Houston and the surrounding area. Request calibration or call (832) 290-3120.
Frequently Asked Questions
Is the A&D GF-20K discontinued?
Yes. A&D lists the GF-22001M as its replacement.
What replaced the A&D GF-20K?
The A&D GF-22001M, with 0.1 g readability, external calibration, IP65 protection, and the same 270 × 210 mm pan size, plus 22.2 kg capacity. Call us at (832) 290-3120 and we’ll help you move to the new model.
Can MNM Scales calibrate my GF-20K?
Yes. Choose in-house calibration with a certificate, using NIST-tested weights, for $250, or NIST calibration with a NIST-traceable certificate for $595.
Additional information
| Weight | 10 kg |
|---|---|
| Brand | A&D Weighing |














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