Means of Payment
For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.
RFQ (Request for Quotations)
It is recommended to request for quotations to get the latest prices and inventories about the part.
Our sales will reply to your request by email within 24 hours.
IMPORTANT NOTICE
1. You’ll receive an order information email in your inbox. (Please remember to check the spam folder if you didn’t hear from us).
2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.
| Category | Specification | Details |
|---|---|---|
| General Information | Model Number | H10770A-40 |
| Product Name | Programmable DC Power Supply | |
| Product Line | H10770A Series (Precision Power Instruments) | |
| Variant | 40V, 20A Output | |
| Revision | A (First Revision) | |
| Electrical Specifications | Output Voltage | 0 to 40 VDC, programmable |
| Output Current | 0 to 20 ADC, programmable | |
| Output Power | 800W Max | |
| Voltage Accuracy | ±(0.05% of output + 10mV) | |
| Current Accuracy | ±(0.1% of output + 10mA) | |
| Ripple & Noise | < 2 mVrms / 3 mArms | |
| Input Power | 100-240 VAC, 50/60 Hz, 10A Max | |
| Control & Interface | Programming Interfaces | LAN (LXI Core), USB, RS-232, Analog (0-5V/0-10V) |
| Display | 4.3″ LCD Touchscreen | |
| Remote Sensing | Yes (Compensates for lead resistance) | |
| Mechanical & Environmental | Mounting | Bench Top / Rack Mount (Optional kit included) |
| Rack Size | 2U, Half Rack Width | |
| Cooling | Variable-speed fan | |
| Operating Temperature | 0°C to +40°C | |
| Dimensions (W x H x D) | 215 mm x 88 mm x 370 mm (8.5″ x 3.5″ x 14.6″) | |
| Weight | 5.5 kg (12.1 lbs) | |
| Compliance & Certification | Safety | UL 61010-1, CSA C22.2 No. 61010-1, EN 61010-1 |
| EMC | FCC Part 15B, CE | |
| Standards | RoHS 3 Compliant |
Shipping Method
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery Time
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries’ logistic time.

Mon–Fri 8:00 AM–05:00 PM
Sat–Sun Closed