Description
The Eaton Tripp Lite SR45UBEXPND SmartRack 45U Premium Open Frame Expansion Rack delivers a high-capacity, scalable solution for organizing servers, switches, and other 19-inch rack-mount equipment. Designed for professional data center applications, this expansion model seamlessly integrates with existing SmartRack enclosures through built-in baying tabs, enabling easy row configurations compatible with hot-aisle/cold-aisle layouts.
This 45U standard-depth rack supports up to 3,500 lbs (1,588 kg) stationary load and features adjustable front and rear vertical rails with numbered rack spaces for consistent placement and quick equipment installation. Toolless mounting rails accommodate up to four 0U PDUs or cable managers, reducing cable clutter.
Engineered for durability and convenience, the SR45UBEXPND comes fully assembled, with preinstalled casters and leveling feet for effortless mobility and setup. Its textured black powder-coat finish offers protection against wear, and a comprehensive grounding system ensures safety and compliance. Ideal for expanding server rows, this rack combines robust design, easy integration, and professional-grade performance.
| Category | Specification |
|---|---|
| Model Number | SR45UBEXPND |
| Product Type | 45U Premium Open Frame Expansion Rack |
| Rack Type | 4-Post Open-Frame |
| Device Compatibility | Servers, UPS Systems, Network Switches, Patch Panels |
| Rack Height | 45U |
| Rack Width | 24" (600 mm) |
| Rack Depth | 42" (1050 mm) – Standard Depth |
| Maximum Device Depth | 37 in (94 cm) |
| Minimum Device Depth | 4 in (10 cm) |
| Load Capacity (Stationary) | 3,500 lbs (1,588 kg) |
| Load Capacity (Rolling) | 2,250 lbs (1,021 kg) |
| Vertical Mounting Rails | 4, with square mounting holes |
| Adjustment Increments | ¼-inch with easy-view depth index |
| Toolless Accessory Mounting | Supports up to four 0U PDUs or cable managers |
| Grounding Points | Front and rear threaded grounding points |
| Casters and Leveling Feet | Preinstalled heavy-duty casters and adjustable levelers |
| Finish | Textured black powder coat |
| Construction | Cold-rolled steel |
| Shipping Dimensions (H x W x D) | 90.5 x 26 x 45 in (229.9 x 66 x 114.3 cm) |
| Shipping Weight | 197 lbs (89.4 kg) |
| Unit Dimensions (H x W x D) | 83.75 x 23.63 x 43 in (212.7 x 60 x 109.2 cm) |
| Unit Weight | 147 lbs (66.7 kg) |
| Certifications | UL 60950-1, RoHS, CE (Europe) |
| Warranty | 5-Year Limited Warranty |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
