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| Product Model Comparison | SK40C (This item) | SK90C |
| Product name | CNC DC voltage buck-boost power supply | |
| Input voltage | 6-36.00V | |
| Output voltage | 0.5-36.00V | |
| Output current | 0-4.5A | 0-5A |
| Output power | 40W | 90W |
| Voltage resolution | 0.01V | |
| Voltage accuracy | ± 0.3%+3 words (Calibratable) | |
| Output current accuracy | ± 0.5%+3 words (Calibratable) | |
| Current resolution | 0.001 A | |
| Data group storage | 11 groups | |
| Silicon rubber keypads | 5 | |
| Buzzer | Yes | |
| Soft | Yes | |
| Screen size | Upgraded 1.8-inch large screen, 36 * 29mm visible range | |
| Conversion efficiency | About 88% | |
| Product size | 83x48x29.4mm (Height does not include rotary encoder) | |
| Product weight | Net weight of product: 103g Weight with packaging: 123g | |
| Under voltage protect (LUP) | 5.5-35V adjustable, factory default value of 5.5V | |
| Output overvoltage protection (OUP) | 0.5-37V adjustable, factory default value 37V | |
| Output overcurrent protection (OCP) | 0.001 -4.6A adjustable, factory default value 4.6A | 0.001 -5.2A adjustable, factory default value 5.2A |
| Output overpower protection (OPP) | 0.01-41 W adjustable, factory default value 41W | 0.01-91 W adjustable, factory default value 91W |
| Over temperature protection (OTP) | 30-99 ℃ adjustable, factory default value of 90 ℃ | |
| Timeout protection (OHP) | 1 -99 hours and 59 minutes, factory default off | |
| Overcapacity protection (OAH) | 0.001-9999Ah, Factory default off | |
| Superenergy protection (OPH) | 0.001-4000KWh, Factory default off | |
| Output anti backflow | YES | |
| Input anti reverse connection | YES | |
Package includes:
1 x Adjustable regulated power supply



A part of the review has been auto-translated.
OK
All came fine and fast. All items are well packed and protected. Nice feel.
Tips:For questions about your order, place of delivery, product discount, taxation, delivery time, warranty, shipping, payment, exchange rate, and other questions unrelated to the product, please contact customer service.
A part of the QA has been auto-translated.