Articulating Boom Lift FAQs: Sizes, Reach, Safety and Prices
Last updated: November 2026
Articulating boom lifts (also called knuckle booms) have jointed arms that bend, so they can reach up and over walls, pipe racks, equipment and rooflines. This page answers the questions buyers and operators ask most about articulating booms: how they differ from telescopic booms, which sizes and power types to choose, safety rules, and what used articulating booms cost.
For all boom types, see our boom lift FAQs and the guide to types of boom lifts.
Quick answers:
| Question | Short answer |
|---|---|
| Articulating vs telescopic | Articulating booms bend up and over obstacles; telescopic booms reach higher and farther for the money |
| Common sizes | About 30 to 80 ft platform height; the largest reach about 125 to 150 ft |
| Capacity | Usually 500 lb; some carry 550 to 1,000 lb in a restricted range |
| Power options | Battery electric (DC), hybrid (FE) and diesel or dual fuel rough terrain models |
| Harness required | Yes, a full body harness with a lanyard tied to the platform anchor |
| Typical used price | About $18,000 to $35,000 for 30 to 60 ft Genie models; more for JLG, newer and larger units |
In this guide:
Articulating Boom Lift Basics
How articulating booms work, how they compare to telescopic booms, and the sizes and power types available.
An articulating boom lift is an aerial work platform with a jointed arm that bends at one or more knuckles. The joints let the platform reach up, over and around obstacles that a straight telescopic boom cannot get past.
An articulating boom bends, so it can work up and over walls, equipment and rooflines and position the platform in tight spots. A telescopic boom extends in a straight line, giving more height and horizontal reach for the price, but it needs a clear line to the work.
Up and over clearance is the highest obstacle an articulating boom can reach over while still extending out on the other side. For example, the Genie Z-62/40 lists about 25 ft 7 in and the JLG 600AJ about 26 ft 7 in.
Most articulating booms have platform heights from about 30 to 80 ft. Popular rental sizes are 30 to 45 ft and 60 ft, and the largest models, such as the JLG 1250AJP and Genie ZX-135/70, reach about 125 to 135 ft.
Battery electric (DC) booms are quiet and emission free for indoor and finished-surface work. Hybrid models such as Genie FE booms add a small engine to recharge batteries for longer days. Diesel or dual fuel rough terrain booms have four-wheel drive for outdoor job sites.
A jib is a short extra arm between the boom and the platform. It raises and lowers the platform a few feet on its own, which makes it easier to fine-tune the platform position around pipes, beams and ceilings.
Articulating Boom Lift Safety and Operation
Operators need training on boom lifts and familiarization on each model, a pre-start inspection every shift and a full body harness. See our boom lift inspection checklist for daily, frequent and annual checks.
Yes. OSHA requires a full body harness with a lanyard attached to the anchor point on the platform for anyone working in a boom lift, including articulating booms.
Many articulating booms can drive with the boom raised at reduced speed on firm, level ground, within the limits in the operator manual. Check the travel path for holes, slopes and overhead obstacles first.
OSHA generally requires at least 10 feet of clearance from energized lines up to 50 kV, with more distance for higher voltages. Remember that the jointed arm can swing toward lines that are behind or above the operator.
Each machine has a rated slope limit on its decal and in the manual, and a tilt alarm limits functions when the machine is out of level. Rough terrain models can travel on steeper grades when stowed, but you should only raise the boom on firm, level ground within the rated limits.
Operators need boom lift training that meets OSHA rules and ANSI A92.24, plus familiarization with the specific make and model before use, and a pre-start inspection every shift.
This short boom lift safety video from ASC Process Systems covers fall protection and safe operating habits. It does not replace hands-on operator training.
Buying and Owning an Articulating Boom Lift
What to check on a used articulating boom, how long they last, and how to move them between job sites.
Keep inspections organized: FleetNow Inspect lets you complete pre-start and periodic inspections on a phone or tablet, in the shop or on site, with no paperwork.
Used Articulating Boom Lift Prices
Typical used asking prices (the middle half of listings) for popular articulating booms on FleetNow, from our Genie and JLG boom guides (October and November 2026). Prices depend on year, hours, power type, condition and location.
| Model | Platform height | Typical FleetNow used price |
|---|---|---|
| Genie Z-30/20 N | About 30 ft | $19,500 to $25,100 |
| Genie Z-34/22 N | About 34 ft | $17,800 to $23,850 |
| Genie Z-40/23 N | About 40 ft | $24,100 to $29,200 |
| Genie Z-45/25J | About 45 ft | $23,900 to $33,800 |
| JLG 450AJ | 45 ft | $33,900 to $43,600 |
| Genie Z-60/34 | About 60 ft | $28,700 to $35,000 |
| JLG 600AJ | 60 ft 7 in | $39,700 to $62,200 |
| Genie Z-62/40 | 61 ft 11 in | $42,500 to $55,500 |
| Genie Z-80/60 | About 80 ft | $39,100 to $60,800 |
| JLG 800AJ | 80 ft | $44,600 to $59,900 |
| JLG 1250AJP | 125 ft 8 in | $69,900 to $162,500 |
Compare current listings for used articulating boom lifts, or see model specs in our Genie articulating boom lift guide and JLG boom lift guide.
More Boom Lift Guides
- Types and FAQs: Boom lift FAQs, Types of boom lifts, Telescopic boom lifts, Towable boom lifts
- Articulating models: Genie Z-45/25J RT, Genie Z-60/34, Genie ZX-135/70, JLG 450AJ, JLG 600AJ, JLG E300AJP, JLG 1250AJP
- Brands: Genie, JLG, Skyjack, Haulotte, Snorkel, MEC
Shop Used Articulating Boom Lifts With FleetNow
FleetNow lists more than 2,000 used articulating boom lifts from rental fleets and dealers across the US and Canada. Browse used articulating boom lifts, or shop by brand: Genie and JLG. See all used boom lifts.
Need a specific machine or a truckload for your rental yard? Contact us or call 1-216-973-5124. Selling booms from your fleet? List your equipment on FleetNow.
