Lambda 2B4DB1A Quad Power Supply 400 Watt
Repair
Repair Price: $ 656.00
Purchase
CSL Part Number: 60566
Product Overview: The Lambda 2B4DB1A (also sold under the Qualidyne brand) is a 400-watt multi-output switching power supply providing four DC voltage rails: +5V, +15V, +24V, and -15V. It is designed for industrial automation and control systems requiring multiple regulated voltages from a single unit. This model features adjustable outputs with typical load capacities of 5V at up to 30A, 15V at 4-10A, 24V at 2-3A, and -15V at 2-4A. The supply uses a switching topology with independent regulation on each output and includes thermal protection and internal cooling via an 80mm axial fan.
Category: Power Supply
Manufacturer: Lambda
Manufacturer Synonyms: Densei, Lambda Electronics, TDK-Lambda
Alternate Manufacturer Names: Qualidyne
Manufacturer Part Number: 2B4DB1A
Series: Multi Output Switching Power Supply
Also Known As(AKA): 02001F
Other Synonyms: Qualidyne
Power supplies are tested with a minimum 4-hour burn-in, under load.
Common Failures
Products often exhibit symptoms such as all DC voltages being low, no +15 volts, and +15 volts falling off. These issues are typically traced back to defective components.
Repair Approach
Repairs generally involve replacing defective components such as electrolytic capacitors and axial fans. Additional steps include cleaning and addressing any corrosion that may have impacted the unit. For some cases, thermal shutdown devices are also checked to ensure proper functionality.
Testing & Quality
Post-repair, units undergo extensive burn-in testing under various loads to verify that voltage outputs meet the required specifications. All repaired products are subjected to a thorough quality check to confirm proper operation and reliability.
Service and repair your broken Lambda part
We can repair your Lambda model 2B4DB1A in our facility. Let our skilled technicians get your Lambda back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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