Model 1687B
1685B Series
1-36V 0-10A Switching DC Power Supply
Price: 420€ / 2 yr Warranty
| Name | Qty | Last Updated | ||
|---|---|---|---|---|
| MOUSER ELECTRONICS | 25 | 2026-11-05 | ||
| DIGI-KEY | 180 | 2026-11-05 | ||
| SEFRAM | 60 | 2026-11-05 | ||
| TME | 3 | 2026-11-05 | ||
| RS Europe | 45 | 2026-11-05 |
Overview
The B&K Precision 1685B, 1687B, and 1688B switching mode DC power supplies provide various configurations of high output voltage or high output current in a small, lightweight form factor. In addition to their constant voltage (CV) and constant current (CC) modes, these high efficiency DC power supplies offer unique preset and remote control modes. Up to three different presets of voltage and current values can be saved for quick recall through a rear switch. For remote control, an analog remote control terminal is accessible on the rear, or use the USB interface to communicate with the power supply via PC software or remote commands. These features make the 1685B, 1687B, and 1688B suitable for a wide range of applications including production testing, telecommunications, R&D, electronic field service, and university labs.
- Automatic CV/CC crossover operation
- Lightweight and compact
- Rotary encoder control for precise voltage and current setting
- 3 user-defined voltage and current presets
- USB interface with PC software for remote control and external timed programming
- Analog remote control function
- Overvoltage, overtemperature, and overload protection
Models
Documents
Documentation
Software
|
Description |
Version |
Download |
|---|---|---|
|
USB Virtual COM Drivers (Supports Windows 10/11)
|
V11.3.0
|
|
|
Operating Software (Supports Windows(R) 7/8.1/10)
|
3.0.18
|
|
|
HCS Operating Software (Supports Windows(R) 7)
Logiciel d'exploitation HCS (compatible avec Windows(R) 7)
|
0.9
|
|
|
1685B Series Software Readme
|
n/a
|
Accessories
5A Hook-Up Cable Set
TL 5A
- 4mm Banana plug to alligator clip
- 5A rating
- Black and Red pair
- 40" (1.0m) length
Power Supply Test Leads Set
TLPS
This accessory kit combines safety and functionality. A must have for anyone who uses power supplies or loads.
- Medium and large insulated alligator clips
- Black and red components
- Sense lead included
| Description | Max current |
| Red and black test lead (120 cm) | 25 A |
| Spade lug adapters (6 & 4 mm) | 36 A |
| Standard alligator clips | 3 A |
| 4 mmBanana plug adapters | 36 A |
| Large insulated alligator clips | 36 A |
| Red and black sense leads (10 cm) | 3 A |
100 cm Premium Spade Connector Test Lead Set
TLPWR31
High quality red and black cable dual diameter spade connectors for connecting to power supplies or DC loads.
- Length: 1 meter
- Rated current: 30 A
- Connectors: 6/4 mm Spade lug
- Wire material: flexible silicon jacket
200 cm Premium Spade Connector Test Lead Set
TLPWR32
High quality red and black cable dual diameter spade connectors for connecting to power supplies or DC loads.
- Length: 2 meter
- Rated current: 30 A
- Connectors: 6/4 mm Spade lug
- Wire material: flexible silicon jacket
Replacement Analog Remote Control Connector
RMTCTLCNTR
Replacement Analog Remote Control Connector.
- For models:
- 1685B Series
- 1900B Series
- 9103 9104 Series
Additional Materials
|
Name |
Description |
|---|---|
|
Power Supply Selection Guide
|