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Wallenstein WP1840 Firewood Processor
ATE-WAL-WP1840
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Find the exact same new, in-stock model advertised for less by an authorized U.S. dealer? Send us the current offer before purchase. For qualifying requests, American Timber Equipment will match the competitor's total delivered price whenever permitted by manufacturer pricing policies.
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WP1840 at a glance
WP1840 is a self-contained firewood processor with a manufacturer-listed maximum log diameter of 18". Published splitting force is 20 Ton.
WP1840 combines powered log handling, a folding two-stage live deck and hydraulic sawing with splitting in a self-contained processor.
Key Features
- Maximum Log Diameter: 18"
- Split Opening: 26"
- Split Force: 20 Ton
- Engine: Vanguard® 37 hp (993 cc) EFI
Specifications
Verified against the manufacturer’s current product page on November 1, 2026. The table includes all published specification fields for this configuration. Imperial values are used where conversion pairs conflict; no metric replacement values are invented.
| Maximum Log Diameter | 18" |
|---|---|
| Split Opening | 26" |
| Split Force | 20 Ton |
| Engine | Vanguard® 37 hp (993 cc) EFI |
| Average Cut to Cut Cycle Time | 12 Seconds |
| Full Stroke Splitting Cycle Time | 6.5 Seconds |
| Cylinder Diameter | 4" |
| Recommended Log Diameter | 16" |
| Maximum Log Length | 192" |
| Log Trough Length | 150" |
| Log Deck Type | Folding Two-Stage Live Deck |
| Log Deck Length | 70" |
| Log Deck Width | 72" |
| Log Deck Height | 53" |
| Saw Bar | Oregon® 25" Harvester Bar |
| Saw Chain | 18HX 0.404 |
| Saw Drive | Hydraulic Gear Motor |
| Bar Oiler | Automatic |
| Saw Bar Oil Reservoir Capacity | 1.5 US gal |
| Hydraulic Pump - Stage 1 | 14 gpm |
| Hydraulic Pump - Stage 2 | 7.75 gpm |
| Hydraulic Pump - Stage 3 | 4.15 gpm |
| Splitter Chute Clearance | 20" |
| Throughput | Up to 3.5 Cords Per Hour |
| Tires | ST205/75R15 |
| Hitch | 2" Ladder Style Ball Coupler |
| Tongue Weight | 480 lbs |
| Total Weight | 3700 lbs |
| Dimensions Open (LxWxH) | 232" x 114" x 76" |
| Dimensions Folded (LxWxH) | 232" x 66" x 105" |
| Hydraulic Capacity | 26 US gal |
| Fuel Tank Capacity | 10 US gal |
| Included Conveyor | None |
Throughput is the manufacturer’s “up to” rating, not a guaranteed production rate. Log condition, length, handling and operator workflow affect actual output.
Specification checks required before ordering
- The manufacturer table contains inconsistent metric conversions for recommended log diameter, total weight and hydraulic capacity. Imperial values are retained here; verify the supplied configuration before ordering.
Equipment and configuration fit
This configuration has its own engine and hydraulic system. Verify hitch rating, tow vehicle capacity, braking and road-use requirements in the manufacturer manual.
Manufacturer video and documents
Manufacturer image gallery
Manufacturer photographs show this model in representative configurations. Images may include optional equipment, attachments, host machines or accessories; confirm the components included in the quoted configuration.
Shipping and delivery
Shipping origin, fulfillment method, service area, handling time, transit time, freight charges and unloading requirements have not been confirmed for this store. Freight charges and delivery timing are confirmed by quote.
Returns and cancellations
Processor-specific return eligibility, cancellation terms, restocking charges and return-freight responsibility must be confirmed with the supplier before sale. No supplier return policy is assumed to apply to an American Timber Equipment purchase.
Warranty and service
Wallenstein publishes a limited warranty of five years for consumer use and two years for commercial/rental use. Coverage is for the original retail purchaser, subject to operating, maintenance and other policy conditions. Engines have separate manufacturer coverage, and warranty repair requires an authorized dealer. Read the manufacturer’s current warranty and service policy.
Frequently asked questions
What is the WP1840?
WP1840 is a self-contained firewood processor with a manufacturer-listed maximum log diameter of 18". Published splitting force is 20 Ton.
What size logs can the WP1840 handle?
The manufacturer lists a 18" maximum diameter and 192" maximum incoming length. The split opening is 26". Split opening is not a verified maximum incoming log length.
Will it work with my equipment?
This configuration has its own engine and hydraulic system. Verify hitch rating, tow vehicle capacity, braking and road-use requirements in the manufacturer manual.
How do I get current pricing?
Use Inquire for Prices and include the model, delivery ZIP code and any accessory requirements. Pricing, available configurations and delivery arrangements are confirmed in a written quote.
Where can I find product documents and owner feedback?
See Technical Documents for manufacturer resources and Customer Feedback below for attributable public feedback and the product-review form.
Related firewood planning
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PRODUCT RESOURCES
Technical Documents
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CUSTOMER FEEDBACK
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