Versalift VST-40I Insulated Aerial Bucket Truck - professional vehicle lift for sale at AlwaysBestLifts

Versalift VST-40I Insulated Aerial Bucket Truck view 1

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Bucket Truck / Boom Lift

Versalift VST-40I Insulated Aerial Bucket Truck

Name: Versalift VST-40I Insulated Aerial Bucket Truck
Brand: Versalift
SKU: versalift-vst-40i-insulated-bucket
Price: 59999.00 USD
Availability: InStock

Forty feet. ANSI Class E insulated. Safe to work near energized lines.

$59,999 $69,999Save $10,000

Brand: Versalift

Weight: 4100.00 lbs

Dimensions: Boom assembly — consult dealer for chassis mounting specs

Versalift VST-40I 40-ft insulated bucket truck. ANSI Class E 40 kV dielectric for live-line work. 500 lb capacity, 20 ft reach, built-in test port. Mounts on Class 4-5 chassis.

40 ft vertical reach (46 ft working height)
ANSI/SIA A92.2 Class E — 40 kV dielectric insulation rating
Safe for live-line work on distribution-voltage circuits (to 35 kV)
500 lb bucket with tool tray, D-ring anchors, and staging platform
20 ft horizontal outreach at maximum articulation
Integrated dielectric test port for annual recertification
PTO hydraulic drive — no separate generator required
Mounts on Class 4 or 5 truck chassis (not included)

✓ In Stock — Ships in 5-10 business days

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Everything you need to make your decision

The Versalift VST-40I is a 40-foot fully insulated aerial bucket truck rated to ANSI/SIA A92.2 Class E — the standard for working near energized electrical conductors. The upper boom and bucket provide 40 kV of dielectric insulation, allowing a qualified lineman to approach and work on distribution-voltage circuits (4 kV through 35 kV) at the minimum approach distance required by OSHA 1910.269 and NFPA 70E. The VST-40I is designed for the Class 4–5 truck chassis that utilities, electric cooperatives, and electrical contractors use for residential and commercial distribution work — lighter and more economical than the 55-foot lineman's units, right-sized for the majority of distribution-voltage work below 40 feet. Vertical reach is 40 feet (46 feet of working height) with 20 feet of horizontal outreach. The 500 lb single-person bucket includes built-in tool tray, D-ring anchor points, and a secondary platform for equipment staging. An integrated dielectric test port allows annual re-certification testing of the insulation system without removing the boom from the truck.

Model	VST-40I
Boom Type	Articulating, insulated
Outriggers	Hydraulic, 4-point
Manufacturer	Versalift (Time Manufacturing)
Power Source	Truck PTO (hydraulic)
Certifications	ANSI/SIA A92.2 Class E, CSA C225, OSHA 1910.269 compatible
Vertical Reach	40 ft (12.2 m)
Working Height	46 ft (14.0 m)
Bucket Capacity	500 lbs (227 kg)
Dielectric Rating	ANSI/SIA A92.2 Class E — 40 kV
Chassis Requirement	Class 4 or 5 commercial truck
Horizontal Outreach	20 ft (6.1 m)
Boom Assembly Weight	4,100 lbs (1,860 kg)

Multi-angle views of the Versalift VST-40I Insulated Aerial Bucket Truck. Click any image to zoom.

Watch the Versalift VST-40I Insulated Aerial Bucket Truck in action — full installation and operation demo.

Aerial bucket trucks use a truck-mounted hydraulic boom and articulating system to position a work bucket at height. The PTO-driven system draws power from the truck engine — boom operation requires the truck engine to be running.

PTO Engagement

Before operating the boom, engage the Power Take-Off (PTO) via the in-cab switch or lever. The PTO connects the truck's transmission output to the hydraulic pump. The truck must be in neutral (auto) or PTO gear (manual) before PTO engagement.

Outrigger Setup

Deploy all four outriggers before raising the boom. Place outrigger pads under each foot on soft or uneven ground. Confirm all four indicator lights show "set" (or physically verify leveling) before raising the boom above horizontal.

Boom Controls

Both platform (bucket) controls and base controls operate the boom. Platform controls replicate all boom functions with the addition of a platform rotation control. The base controls include an emergency override for all boom functions in the event of power loss in the bucket.

Emergency Lowering

A manual hydraulic override at the base of the boom lowers the platform in the event of engine failure or hydraulic system failure. The operator in the bucket should wear a full-body harness with a lanyard connected to the bucket's D-ring anchor at all times.

Note: Set up on level, firm ground whenever possible. If working on a slope or soft ground, use outrigger pads and check the manufacturer's rated operating slope. Exceeding the rated slope with the boom raised is the leading cause of bucket truck tip-overs.

⚙️ Outrigger Interlock

The boom cannot be raised above horizontal unless all four outriggers show confirmed ground contact. An electronic sensor in each outrigger pad signals the control system. A boom raised without full outrigger deployment is the primary cause of tip-overs in aerial truck incidents.

🛡️ Insulation Testing (Class E)

Insulated bucket trucks require annual dielectric testing per ANSI/SIA A92.2. The fiberglass upper boom and bucket are tested to their full rated voltage (40 kV for Class E). A test port on the unit allows in-field testing without removing components.

🔒 Platform Fall Arrest Anchor

A certified D-ring fall arrest anchor is welded into the bucket structure. All operators in the bucket must wear a full-body harness with the lanyard connected to this anchor at all times — OSHA 1910.67 requirement for aerial devices.

🚨 Emergency Lower / Override

A manual hydraulic override at the base of the boom lowers the platform to ground level independently of all electronic controls and truck power. Location and operation are marked clearly on the unit. Test this system at every pre-shift inspection.

✓ ANSI/SIA A92.2 Certified✓ OSHA 1910.67 Compliant✓ Class E Dielectric (insulated models)✓ SAE J1078 (bucket structure)

How does this compare?

VST-40I vs. Altec AT37G: 3 feet of additional reach plus full Class E insulation. The insulation rating is the critical differentiator — the AT37G is not insulated for live-line work. If your application involves working near energized conductors, the VST-40I is the only legally compliant option. If you're doing tree work, sign replacement, or structural access where energized conductors are de-energized before work begins, the non-insulated AT37G at lower cost makes more sense.