| model | temperature range ℃ | Temperature uniformity (horizontal/vertical °C) | Inner tank size mm | Total capacity L | Working tank opening mm 2 | Circulation pump method |
| GDH-0506 | -5~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-0510 | -5~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-0515 | -5~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-0520 | -5~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-0530 | -5~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-0550 | -5~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-05100 | -5~100 | ±0.0050 | 625×400×400 | 100 | 400×380 | U-shaped (patented) |
| GDH-1006 | -10~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-1010 | -10~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-1015 | -10~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-1020 | -10~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-1030 | -10~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-1050 | -10~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-10100 | -10~100 | ±0.0050 | 625×400×400 | 100 | 480×380 | U-shaped (patented) |
| GDH-2006 | -20~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-2010 | -20~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-2015 | -20~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-2020 | -20~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-2030 | -20~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-2050 | -20~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-20100 | -20~100 | ±0.0050 | 625×400×400 | 100 | 480×380 | U-shaped (patented) |
| GDH-3006 | -30~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-3010 | -30~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-3015 | -30~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-3020 | -30~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-3030 | -30~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-3050 | -30~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-30100 | -30~100 | ±0.0050 | 625×400×400 | 100 | 480×380 | U-shaped (patented) |
| GDH-4006 | -40~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-4010 | -40~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-4015 | -40~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-4020 | -40~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-4030 | -40~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-4050 | -40~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-40100 | -40~100 | ±0.0050 | 625×400×400 | 100 | 480×380 | U-shaped (patented) |
| GDH-5006 | -50~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-5010 | -50~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-5015 | -50~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-5020 | -50~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-5030 | -50~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-5050 | -50~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-50100 | -50~100 | ±0.0050 | 625×400×400 | 100 | 480×380 | U-shaped (patented) |
| GDH-6006 | -60~100 | ±0.0050 | 275×195×120 | 6 | 180×140 | U-shaped (patented) |
| GDH-6010 | -60~100 | ±0.0050 | 275×195×180 | 10 | 180×140 | U-shaped (patented) |
| GDH-6015 | -60~100 | ±0.0050 | 300×250×200 | 15 | 235×160 | U-shaped (patented) |
| GDH-6020 | -60~100 | ±0.0050 | 300×250×270 | 20 | 235×160 | U-shaped (patented) |
| GDH-6030 | -60~100 | ±0.0050 | 440×325×210 | 30 | 310×280 | U-shaped (patented) |
| GDH-6050 | -60~100 | ±0.0050 | 500×340×300 | 50 | 350×300 | U-shaped (patented) |
| GDH-60100 | -60~100 | ±0.0050 | 625×400×400 | 100 | 480×380 | U-shaped (patented) |