Product details pictures

Product Overview: Siemens C98043-A7010-L2-5
| Parameter |
Value |
| Brand |
Siemens |
| Part No. |
A5E00677666 |
| Type |
VFD Power Supply / Surge Absorption Board (PCB) |
| Application |
Siemens MICROMASTER 440 / MICROMASTER 430 |
| Rated Power Range |
45 kW / 55 kW / 75 kW |
Application & Fault Scenarios
System: Siemens MICROMASTER 440 / 430 series VFDs (45–75 kW), widely used in HVAC fans, water pumps, conveyors, compressors, and general industrial process drives.
Typical Faults Triggering Search: DC-link overvoltage fault (F0002), IGBT short-circuit trip (F0001), burnt snubber resistor / blown MOV after grid surge, intermittent drive reset under heavy load, visible scorch marks on power board, repeated capacitor swelling.
Downtime Risk: A degraded surge board fails to clamp transient spikes, leading to progressive IGBT stress and eventual catastrophic power stage failure. In critical pump/fan applications, unplanned VFD trip halts the process for 2–8 hrs, with estimated losses of USD 2,000–20,000/hr depending on plant throughput. Delayed replacement may damage the IGBT module itself, multiplying repair cost 3–5×.
Delivery & Warranty
| Item |
Policy |
| Inspection |
Visual inspection before shipment: PCB surface integrity, connector pin condition, solder joints, no burn marks / corrosion / physical damage. Photos provided on request. No powered functional test performed. |
| Packaging |
Anti-static bag → foam box → carton; original packaging when available |
| Return/Exchange |
7-day return (buyer freight); 30-day exchange for quality issues (seller freight) |
| DOA |
Report within 3 days with evidence → free replacement or full refund; return shipping at seller cost |
| Warranty |
12 months; excludes misuse, liquid ingress, unauthorized modification, overvoltage |
FAQ
Q1: What is A5E00677666?
A: Original Siemens power supply / surge absorption PCB for MICROMASTER 440 and 430 VFDs (45–75 kW). It suppresses line-side surges and absorbs IGBT switching spikes to protect the power stage.
Q2: What faults does it fix?
A: DC-link overvoltage (F0002), IGBT short-circuit trips (F0001), burnt snubber components, repeated drive resets under load, and visible board scorching.
Q3: DOA policy?
A: Report within 3 days with photo/video evidence → free replacement or full refund; return shipping at our cost.