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ROTARY SM30EL 30K Extended Length Four Post Lift For Truck & Bus
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Rotary SM30EL 30,000 lb Extended Length Four-Post Lift for Buses, RVs & Commercial Vehicles
The Rotary SM30EL 30,000 lb extended length four-post lift delivers 30,000 lb capacity in a drive-on configuration engineered for fleet maintenance facilities and commercial repair shops servicing the largest highway-legal vehicles. Featuring Rotary's patented Dual-Function Sentinel Lock safety system, 307-inch maximum wheelbase capacity, and ALI Gold Certification, this lift handles transit buses, Class A motorhomes, and extended-wheelbase commercial trucks with ease.
Key Features & Benefits
Extended 307-Inch Wheelbase Capacity
The SM30EL accommodates wheelbases up to 307 inches with an overall length of 31 feet 8 inches. This extended variant provides the reach needed to service transit buses, 40+ foot Class A motorhomes, and extended commercial chassis vehicles that shorter four-post lifts simply cannot handle.
Fleet maintenance facilities and bus depots frequently encounter vehicles with wheelbases exceeding 280 inches. Standard-length four-post lifts lack the runway length required for these vehicles, forcing shops to turn away work or resort to less stable lifting methods. The SM30EL's extended runway design addresses this industry-wide limitation while maintaining full 30,000 lb capacity across the entire wheelbase range.
This enables one lift to service your complete fleet, from standard pickup trucks at the 140-inch minimum wheelbase all the way up to full-length transit coaches. The extended configuration eliminates the need for multiple specialized lifts or wheel-free accessories for oversized vehicles.
Patented Dual-Function Sentinel Lock Safety System
The Sentinel Lock system uses a slack cable guide arm that continuously monitors cable tension during lifting and lowering operations. If an unforeseen cable issue occurs, the guide arm automatically triggers the lock latch to secure the lift in position. This dual-function design provides both mechanical locking at multiple positions throughout the rise and automatic engagement as a failsafe mechanism.
Traditional four-post lift safety systems rely solely on operator-engaged locks or single-point restraints that require manual activation at each position. When technicians work beneath heavy commercial vehicles, any momentary cable slack from hydraulic drift or component wear creates risk. The Sentinel Lock addresses this challenge by providing automatic, adaptive protection that doesn't depend on operator attention.
This eliminates the possibility of unintended descent during service operations. The single-point air lock release allows technicians to disengage all four column locks simultaneously when ready to lower, maintaining operational efficiency while never compromising safety.
ALI Gold Certification & ANSI/ALI ALCTV Compliance
The SM30EL carries ALI Gold Certification (Model: SM30N0-X) with third-party testing verified to ANSI/ALI ALCTV standards. This certification requires material strength testing at 3 to 5 times normal operating loads, ensuring structural integrity far exceeds day-to-day capacity requirements. ETL listing provides additional verification of electrical safety compliance.
Many jurisdictions now require ALI certification for commercial vehicle lifts under International Building Code provisions. Government fleet contracts, municipal bus garages, and transit authority maintenance facilities typically mandate ALI Gold certification as a procurement requirement. Without certification, shops may face insurance limitations, permit denials, or exclusion from fleet service contracts.
This enables immediate qualification for government and commercial fleet contracts. The certification also satisfies OSHA compliance documentation requirements and provides defensible safety credentials for liability protection.
Under-Runway Hydraulic Cylinder Placement
The hydraulic cylinder mounts beneath the runway rather than exposed alongside the columns. This protected position shields the cylinder from shop debris, vehicle fluid drips, road salt contamination, and accidental impact from tools or equipment. The configuration maintains a clear working area below the lift without hydraulic components intruding into the service space.
Exposed hydraulic cylinders on conventional four-post lifts accumulate contamination from brake dust, differential fluid leaks, and general shop grime. Over time, this accelerates seal wear and creates conditions for premature cylinder failure. Shops servicing commercial vehicles see particularly high contamination levels due to the heavy-duty nature of the work.
This reduces maintenance requirements and extends hydraulic system service life. Technicians gain unobstructed access beneath the runways for undercarriage work without navigating around exposed hydraulic components.
Single-Phase 208-230V Electrical Operation
Standard electrical configuration requires only single-phase 208V to 230V service at 60Hz, utilizing the 4 HP motor for all lifting operations. This eliminates the need for three-phase power infrastructure that many older facilities and smaller shops lack. A dedicated circuit supplies the power unit without requiring facility-wide electrical upgrades.
Three-phase power installation can cost thousands of dollars and require utility company coordination with extended lead times. Many fleet maintenance facilities, particularly municipal garages and smaller bus depots, operate on single-phase service. The three-phase requirement of competing heavy-duty lifts creates a significant barrier to acquisition.
This enables installation in a wider range of facilities without electrical infrastructure modifications. Shops can add heavy-duty commercial vehicle capability without the cost and complexity of power system upgrades.
Integrated Internal Airline System
Factory-installed internal air lines route compressed air through the lift structure rather than across the shop floor. The system connects to your shop's air supply and provides continuous pneumatic service at the lift location. A Filter/Regulator/Lubricator (FRL) assembly conditions the air supply for optimal tool and accessory operation.
External air hoses draped across floor spaces create tripping hazards and suffer rapid wear from vehicle traffic and foot traffic. Shops servicing heavy commercial vehicles generate substantial floor debris that damages exposed hoses. Replacement costs and safety incidents from hose failures add ongoing operational expense.
This eliminates floor-level trip hazards while protecting pneumatic supply lines from damage. The integrated routing supports optional rolling jacks and air-powered service tools without additional shop infrastructure installation.
Applications & Use Cases
- Transit Bus Operations: Municipal transit authorities and public transportation agencies servicing city buses, articulated buses, and transit coaches up to 40+ feet in length
- School Bus Fleets: School districts and contract bus operators performing maintenance on Type A, B, C, and D school buses including full-size conventional models
- Motor Coach & Charter Services: Tour operators and charter companies maintaining over-the-road coaches, entertainer buses, and executive motor coaches
- RV Service Centers: Recreational vehicle dealerships and independent shops servicing Class A, B, and C motorhomes with extended wheelbases
- Commercial Truck Dealerships: Franchised and independent truck dealers performing PDI, warranty, and maintenance work on medium-duty commercial vehicles
- Municipal Fleet Garages: City and county maintenance facilities servicing utility trucks, ambulances, fire apparatus, and specialized municipal vehicles
- Heavy-Duty Pickup Applications: Commercial upfitters and fleet shops working on Ford Super Duty, GM HD, and Ram HD trucks with extended cab and long bed configurations
- Delivery Fleet Operations: Distribution companies and last-mile delivery services maintaining box trucks, step vans, and extended cargo vehicles
Technical Specifications
| Specification | Value |
|---|---|
| Lifting Capacity | 30,000 lb (13,608 kg) |
| Capacity Per Axle | 15,000 lb (6,804 kg) |
| Maximum Wheelbase | 307 in (7,798 mm) |
| Minimum Wheelbase | 140 in (3,556 mm) |
| Rise | 68 in (1,727 mm) |
| Time to Full Rise | 105 seconds |
| Motor | 4 HP (3 kW) |
| Specification | Value |
|---|---|
| Overall Length | 31 ft 8-1/8 in / 380 in (9,656 mm) |
| Between Columns | 321 in (8,153 mm) |
| Overall Width | 12 ft 4-13/16 in / 149 in (3,785 mm) |
| Inside Columns | 132 in (3,353 mm) |
| Column Height | 7 ft 3/4 in / 84.75 in (2,153 mm) |
| Runway Width | 24 in (610 mm) |
| Runway Height | 8-3/8 in (213 mm) |
| Width Between Runways (Min) | 41 in (1,041 mm) |
| Width Between Runways (Max) | 48 in (1,219 mm) |
| Specification | Value |
|---|---|
| Voltage (Single Phase) | 208V - 230V |
| Frequency | 60 Hz |
| Circuit | Dedicated circuit required |
| Specification | Value |
|---|---|
| Available Colors | Blue, Red |
| Minimum Bay Size | 16 ft x 36 ft (4.9 m x 11 m) |
Installation Requirements
Foundation Requirements
- Concrete Thickness: 5 inches minimum
- Concrete Strength: 3,000 PSI minimum compressive strength
- Surface Condition: Floor must be free of cracks, expansion joints, and defects within 6 inches of anchor locations
- Surface Type: Do not install on asphalt or unstable surfaces
Bay & Clearance Requirements
- Minimum Bay Size: 16 ft wide x 36 ft long
- Ceiling Height: 80 inches plus the height of the tallest vehicle to be serviced
- Runway Extensions: Add 3 ft additional clearance at end when using runway extensions
Electrical Requirements
- Voltage: Single Phase 208V - 230V, 60Hz
- Circuit: Separate dedicated circuit required for each power unit
- Code Compliance: Must comply with NEC and local electrical codes
Air Supply Requirements
- Operating Pressure: Minimum 100 PSI for lock release system
- Maximum Pressure: 120 PSI maximum
Installation Notes
- Professional Installation: Installation by Rotary Authorized Installer (RAI) recommended for full warranty coverage
- Permits: Verify local code compliance and permit requirements before installation
Shipping & Delivery
Freight Information
Shipping Method: Ships via freight (LTL or dedicated carrier) from Madison, Indiana.
Lead Time: 2-4 weeks from order placement (varies by dealer inventory and current production schedule).
Freight Charges: Calculated separately at time of order. Free shipping promotions may exclude liftgate, residential, or limited-access deliveries.
Delivery Requirements
Unloading Equipment: Forklift required at delivery site for unloading. Carrier does not provide unloading assistance.
Receiving: Inspect all packages before signing bill of lading. Note any visible damage on BOL before driver departs.
Warranty Coverage
Standard Warranty
5 Years - Structural Components: Columns, yokes, runways, carriages, and baseplates
1 Year - Functional Parts: Power units, cylinders, hoses, cables, sheaves, latches, and controls
1 Year - Labor: Labor coverage for warranty repairs
Enhanced Coverage with RAI Installation
5 Years - Structural Components: Same structural coverage as standard warranty
2 Years - Functional Parts: Extended parts coverage when installed by Rotary Authorized Installer - exceeds typical 1-year industry standard
1 Year - Labor: Labor coverage for warranty repairs
Extended Warranty Option
Additional Coverage: 3-year extended parts warranty available for purchase
Eligibility: Must purchase within 12 months of invoice date; requires RAI installation and product registration
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Frequently Asked Questions
What is the lifting capacity of the Rotary SM30EL?
The SM30EL has a maximum lifting capacity of 30,000 lb (13,608 kg) with a per-axle rating of 15,000 lb (6,804 kg). This capacity handles transit buses, Class A motorhomes, commercial delivery trucks, and other heavy-duty vehicles within the weight rating. The lift reaches full rise of 68 inches in 105 seconds using a 4 HP motor, providing efficient cycle times for high-volume fleet maintenance operations.
What is the maximum wheelbase the SM30EL can accommodate?
The SM30EL accommodates wheelbases from 140 inches minimum to 307 inches maximum, with an overall lift length of 31 feet 8 inches (380 inches) and 321 inches between columns. The 307-inch wheelbase capacity handles 40+ foot transit buses, extended Class A motorhomes, and long-wheelbase commercial vehicles. Runway width measures 24 inches with adjustable spacing between runways from 41 to 48 inches to accommodate varying vehicle track widths.
What are the concrete requirements for SM30EL installation?
Installation requires a minimum 5-inch thick concrete floor with 3,000 PSI compressive strength. The floor must be free of cracks, expansion joints, and defects within 6 inches of anchor locations. Do not install on asphalt or unstable surfaces. The minimum bay size required is 16 feet wide by 36 feet long, with ceiling height of at least 80 inches plus the height of the tallest vehicle you plan to service.
What electrical service does the SM30EL require?
The SM30EL operates on single-phase 208V to 230V electrical service at 60Hz, powering the 4 HP motor that drives the hydraulic system. A separate dedicated circuit is required for each power unit, and the installation must comply with NEC and local electrical codes. The single-phase requirement eliminates the need for three-phase power infrastructure, simplifying installation in facilities without industrial electrical service.
What certifications does the Rotary SM30EL hold?
The SM30EL is ALI Gold Certified (Model: SM30N0-X) and tested to ANSI/ALI ALCTV standards, which require material strength testing at 3 to 5 times normal operating loads. The lift is also ETL Listed for electrical safety compliance. Manufacturing occurs at Rotary's ISO 9001 certified facility in Madison, Indiana. ALI certification is required by International Building Code and many government procurement contracts for commercial vehicle lifts.
What is included with the Rotary SM30EL?
The SM30EL includes the complete four-post lift structure with columns, runways, yokes, and carriages. Also included are the hydraulic power unit with 4 HP motor, Dual-Function Sentinel Lock system with slack cable guide arm, louvered approach ramps with automatic chocking, internal airline system, adjustable latch bars, Filter/Regulator/Lubricator assembly, control box, anchor hardware, capacity labels, and installation documentation including parts breakdown.
What is the warranty coverage for the SM30EL?
Standard warranty includes 5 years on structural components (columns, yokes, runways, carriages, baseplates), 1 year on functional parts (power units, cylinders, hoses, cables, sheaves, latches, controls), and 1 year labor coverage. Installation by a Rotary Authorized Installer extends functional parts coverage to 2 years. An optional 3-year extended parts warranty is available when purchased within 12 months of invoice and requires RAI installation with product registration.
What bay size is required for the SM30EL?
The SM30EL requires a minimum bay size of 16 feet wide by 36 feet long (4.9 m x 11 m). Ceiling height must be at least 80 inches plus the height of the tallest vehicle you plan to service. The lift itself has an overall width of 12 feet 4-13/16 inches (149 inches) and overall length of 31 feet 8-1/8 inches. Add 3 feet of additional clearance at the end if using runway extensions for extra-long vehicles.
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