Thern Davit Cranes
Portable and stationary.
Precision lifting from 500 to 5,500 lb. American-built, low-maintenance davit cranes - supplied, installed and supported by CESL across Trinidad & Tobago and the wider Caribbean.
As Trinidad & Tobago's authorized Thern dealer, we help you specify the right crane, supply it factory-backed, install it to spec and support it through its working life - one partner, full accountability. Davit cranes are the practical answer wherever you need dependable lifting in a compact footprint. Buy extra bases and one portable crane can solve lifting tasks in several locations across your site.
Why Thern through CESL:
- Right-sizedselection
- Genuine factory-backed product
- Professional installation
- Corrosion-ready finishes
- Winch and power options
- Local support and parts
About Thern
Built to last, lift after lift
Founded in 1948, Thern, Inc. designs and builds its portable and stationary davit cranes in Minnesota, USA to exacting specifications for long-lasting performance and reliability. Over 40% of Thern's business is custom engineering - so if a standard model doesn't fit your weight, reach or height needs, CESL can arrange a modified or purpose-built crane.
Industry Applications
HVAC
Rooftop and plant-room lifting of chillers, compressors and air-handling units.
Construction
Material handling, formwork and equipment placement in tight footprints.
Wastewater
Pump, valve and mixer removal from wet wells and treatment basins.
Marinas
Dockside lifting of engines, batteries and gear - corrosion-ready stainless builds.
Oil & Gas
Rig and platform maintenance lifting, with pneumatic and rescue-rated options.
Featured Davit Cranes
Capacities shown are Thern maximums and may vary with wire-rope diameter, reach, lift distance and configuration. Custom engineering available - over 40% of Thern's work is modified or purpose-built cranes. Contact CESL for exact ratings on your application.
Portable Davit Cranes: 500-2,000 lb
Ensign 500
Model 5PA5
- Max capacity: 500 lb
- Max reach: 36 in
- Hook height: 101 in (8’5″)
- Tall hook height for lifting light loads over high obstacles with minimal boom adjustment. Quick-release clevis pins for fast moves between bases.
Commander 1000
Model 5PT10
- Max capacity: 1,200 lb
- Max reach: 66 in
- Hook height: 85 in
- Thern’s “go-to” portable for medium lifts — easy to disassemble and carry, with a quick-mount bracket for multiple winches and an optional 12-position locking bearing.
Commander 2000
Model 5PT20
- Max capacity: 2,000 lb
- Max reach: 82 in
- Hook height: 97 in (8’)
- The heavy end of the portable line. A load-disconnect feature lets you disassemble and move to another base; extended reach and 8-foot hook height clear high obstacles.
Stationary Davit Cranes: 2,000 - 5,500 lb
Captain 2000
Model 5FT20
- Max capacity: 2,000 lb
- Max reach: 100 in
- Hook height: 125 in
- A stationary crane for smooth rotation of heavy loads where extended reach and height are needed. Twelve-position integral mast lock stabilizes loading and unloading.
Captain 2500
Model 5FT25
- Max capacity: 2,800 lb
- Max reach: 122 in
- Hook height: 150 in
- Extended-length boom for maximum reach on larger loads. Heavy-duty steel construction meets ASTM standards; worm-gear hand winch option can be drill-driven.
Admiral 3000
Model 5PT30
- Max capacity: 3,000 lb
- Max reach: 112 in
- Hook height: 153 in
- Heavy stationary lifting power with tapered rolling bearings for precise load placement and a 12-position integral mast lock to stabilize unloading.
Captain 4000
Model 5FT40
- Max capacity: 5,500 lb
- Max reach: 122 in
- Hook height: 153 in
- The ideal stationary solution for the heaviest loads needing extensive reach and hook height. An integral slewing drive withstands large axial, radial and moment loads — well suited to marine vessels and ports.
Winches, Bases & Finishes
Winch Options
- Manual spur-gear hand winch — short, infrequent lifts
- Manual worm-gear hand winch — drill-driven option available
- Power winch, 115/1/60V AC standard
- Pneumatic, hydraulic and DC-volt power options
- Large-drum electric winch for lifts of 150 ft and longer
Mounting Bases
- Pedestal base for open floors
- Flush mount for finished slabs
- Wall mount for perimeter installs
- Wheel base for rolling portability
- Workmate® 2″ hitch-mount for vehicles
- Buy extra bases — one crane, many locations
Corrosion-ready Finishes
- Electrostatic powder coat (red) — standard
- Enamel paint (red)
- Hot-dip galvanized
- 304 & 316 stainless steel
- Epoxy paint (gray)
Accessories
Rotational Bearing
Roller/ball bearing for smooth 360° rotation under load, with a lock at every 30° (12 positions).
Base Extension
Adds 15″ of hook height with flush or wall-mount bases to clear obstacles.
Cable Reel / Rope Keeper
316 stainless reel (RW50) keeps wire rope neat and safe when detached from the crane.
Sheave Block
Load-line sheave for smooth rope travel and correct reeving on the boom tip.
Anchor Bolt Kits
Torque-controlled expansion anchor kits for secure base installation on solid surfaces.
Quick-Release Clevis Pins
Stainless pins for tool-free assembly and fast disassembly for transport or storage.
Cordless Drill Kit
60V brushless drill-motor kit to power-drive the worm-gear hand-winch option.
Base Caps & Covers
Lanyard-tethered caps keep water and debris out of the base when the crane is removed.
Frequently Asked Questions
Specifications and capacities are Thern maximums and may vary with wire-rope diameter, reach, lift distance and configuration. These products are not for lifting people or lifting loads over people.

