Solar Industries Inc
USDOT 524112 · MC-859639 · Tucson, Arizona · Interstate for-hire carrier · 50–99 power units
Solar Industries Inc (dba The Window Depot and Solar Industries Inc) is a corporation based in Tucson, Arizona, registered with the FMCSA as an interstate carrier (private property, authorized for hire). It reports 82 power units and 41 drivers, which ranks it #83 by fleet size among 134 active for-hire carriers with 50+ power units headquartered in Arizona. In the 24 months to Sep 24, 2026 its trucks were inspected 52 times – about 0.6 inspections per power unit. 12.5% of vehicle inspections and 3.8% of driver inspections ended with an out-of-service order, against 20.5% and 3.3% for carriers of the same size nationally. FMCSA records no reportable crashes for this carrier in the last 24 months. Its registered cargo types are general freight, building materials, construction.
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Registration and contact
| Legal name | Solar Industries Inc |
|---|---|
| DBA name | The Window Depot and Solar Industries Inc |
| USDOT number | 524112 |
| Operating authority (docket) | MC-859639 |
| Entity type | Private Property, Authorized for Hire |
| Operation | Interstate |
| Business type | Corporation |
| Physical address | 4940 S Alvernon Way, Tucson, AZ 85706 |
| Phone | (520) 790-8989 |
| First registered | May 20, 1993 |
| Last MCS-150 update | Sep 17, 2026 |
| Hazmat carrier | No |
Check live authority, insurance and out-of-service status: FMCSA SAFER snapshot for USDOT 524112.
Fleet and drivers
| Equipment | Owned | Term-leased | Trip-leased |
|---|---|---|---|
| Straight trucks | 0 | 41 | 0 |
| Truck tractors | 0 | 0 | 0 |
| Trailers | 0 | 0 | 0 |
- 0.50 drivers per power unit (national median for 50+ unit fleets: 0.99).
- 815,000 miles reported for 2026 – about 9,939 miles per power unit vs a 38,151 median for 50–99-unit fleets.
- 0% of listed equipment is owned rather than leased.
- 0 CDL drivers; 0 drivers operate interstate beyond 100 miles, 41 within 100 miles.
Safety record
Roadside inspections Sep 25, 2024 – Sep 24, 2026; crashes Nov 1, 2024 – Oct 31, 2026. Benchmarks: 50–99-unit for-hire carriers nationally (5,500) and Arizona carriers with 50+ units (134).
| Measure | Solar Industries Inc | Same size, US | AZ average | |
|---|---|---|---|---|
| Vehicle out-of-service rate | 12.5% | 20.5% | 18.8% | 39% lower than average |
| Driver out-of-service rate | 3.8% | 3.3% | 1.3% | 15% higher than average |
| Crashes per 100 power units | 0.0 | 4.8 | 4.5 | none recorded |
| Inspections | 52 | 52 with a driver check, 40 with a vehicle check, 18 BASIC violations recorded | ||
| FMCSA safety rating | Satisfactory (rated Aug 19, 2002) | |||
Cargo carried
Similar carriers in Arizona
Closest fleet size and cargo mix among Arizona carriers in this directory.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Desert Ready Mix LLC USDOT 2517747 | Mesa | 85 | 104 | 10 | 22.2% | 0 |
| D L Campbell Co USDOT 1731208 | Lake Havasu City | 86 | 65 | 11 | 12.5% | 0 |
| Harvey Trucking Inc USDOT 468159 | Tucson | 77 | 42 | 17 | 53.3% | 2 |
| Rutherford Diversified Industries Inc USDOT 663062 | Sierra Vista | 81 | 81 | 12 | 33.3% | 0 |
| Diamond Trucking Inc USDOT 491637 | Phoenix | 76 | 81 | 144 | 1.4% | 5 |
| Superior Bulk Inc USDOT 2325622 | Mayer | 96 | 125 | 67 | 18.5% | 12 |
Other carriers near Tucson
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Arizona Trucking and Materials LLC USDOT 1589098 | Tucson | 120 | 110 | 68 | 15.8% | 7 |
| Zip Delivery Services LLC USDOT 4151097 | Tucson | 100 | 100 | 21 | 20.0% | 0 |
| Michael Transportation Services LLC USDOT 3529056 | Tuscon | 90 | 90 | 207 | 29.3% | 12 |
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FAQ
What is the USDOT number of Solar Industries Inc?
Solar Industries Inc is registered with USDOT number 524112 and operating authority MC-859639.
How many trucks does Solar Industries Inc have?
It reports 82 power units (0 tractors, 41 straight trucks) and 0 trailers, with 41 drivers, on its last MCS-150 update (Sep 17, 2026).
Where is Solar Industries Inc located?
Its registered physical address is in Tucson, Arizona 85706.
What is the out-of-service rate of Solar Industries Inc?
Over 24 months, 12.5% of vehicle inspections and 3.8% of driver inspections resulted in an out-of-service order (same-size national average: 20.5% vehicle, 3.3% driver).
Source: FMCSA Company Census File, SMS inspection file and Crash File (data.transportation.gov), refreshed 2026-11-04. Figures are as reported to FMCSA and may lag. How we calculate these numbers. Spotted an error? Carriers update their record with FMCSA via the MCS-150 form; see corrections.