Multi-brand · Mail-in from Philadelphia
VFD Repair (ABB, Yaskawa, Danfoss & More) in Philadelphia
Component-level repair for AC drives up to 25 HP across major brands: ABB ACS series, Yaskawa V1000/A1000, Danfoss VLT, Mitsubishi FR, Eaton, Fuji, Hitachi, Delta. Free evaluation, typical repairs $300–$900.
Typical ground transit from Philadelphia: ~3 business days each way

✓Fixed — or it's free
Unrepairable units are refunded; evaluations cost $0
✓24-month warranty
Every repair covered, parts and labor
✓3–5 business days bench time
Rush (1–2 day) and emergency service available
✓Program preserved
Your application and settings stay in the unit
What we see from Philadelphia
Philadelphia is built on pharmaceutical and life-science production, food processing, specialty chemicals and metal fabrication — validated environments where replacing a controller is a documentation exercise as much as an engineering one. That mix decides which controls end up on our bench: pharmaceutical, food processing, chemicals and fabrication all depend on operator terminals, drives and power supplies that reach end of life long before the machines they run.
With roughly 3 business days of ground transit each way and 3–5 business days on the bench, most Philadelphia customers are back in production well inside the lead time quoted on a replacement unit. When a line is down, overnight shipping plus rush service compresses that further.
We are not a local depot in Philadelphia and do not pretend to be — this is a mail-in service run from a single bench lab in Arlington, Texas. What that buys you is a technician who repairs these units every day rather than one who sees one occasionally, and the same 24-month warranty wherever you ship from.
Symptoms we fix
- ✓Overcurrent / ground fault trips
- ✓Dead drive
- ✓DC bus faults
- ✓Display/keypad failures
- ✓Fan failures and overtemp trips
Free evaluation — firm quote first
Free evaluation
Fixed-or-Free Guarantee: $0 if it can't be repaired.
- ✓ 3–5 business days in lab
- ✓ 24-month warranty
- ✓ Program & settings preserved
Ship your unit to
USPS
Control Board Lab
PO Box 120241
Arlington, TX 76012
UPS / FedEx
Control Board Lab
1009 Oakwood Ln # 120241
Arlington, TX 76012
Write your RMA number on the outside of the box and include it on a note inside. Units over 50 lb (large VFDs, spindle drives, industrial PCs in enclosures) ship by freight — contact us before ordering and we will arrange dock-to-dock shipping.
Part numbers we repair for Philadelphia customers
VFD Repair (ABB, Yaskawa, Danfoss & More) in Philadelphia — common questions
Can Pennsylvania plants set up a commercial account?
Yes — maintenance teams and integrators in Pennsylvania can open a commercial account for PO acceptance, priority queue, and repair history by serial. It's the same published pricing, with less friction on every subsequent repair.
Is my program safe shipping it out of state?
Yes. Applications and parameters live in the unit's protected memory, which our physical repairs never touch — and units are logged, photographed, and tracked by RMA from arrival to return shipment.
How long does shipping take from Pennsylvania?
Ground transit from Pennsylvania to our Dallas–Fort Worth lab typically runs 3 business days each way. With 3–5 business days on the bench, most Pennsylvania customers have their repaired unit back inside two weeks — and overnight shipping plus rush service compresses that to days when a machine is down.
Other Pennsylvania metros
VFDs / AC Drives repair in other states
Machine down? Let's get it back up.
Start a repair online in two minutes, or send us the part number for a free technician review.
The Fixed-or-Free Guarantee: if we can't repair it, you don't pay for the repair.
Call (817) 799-7332 · 📱 Text us a photo of your unit · Email repairs@controlboardlab.com