Post-Harvest Processing

Freeze Dryers

Preserve terpene profiles and maximize yield quality. Access Rosin carries industry-leading freeze dryers from Harvest Right and Holland Green Science — sized for every operation from boutique to industrial.

-40°C Shelf Temp

<100 mTorr Vacuum

100% Terpene Safe

USA Built

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❄️ Cryogenic Temps

🔬 Lab Grade

📊 Data Logging

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Terpene Preservation

Sub-zero processing locks in volatile aromatics lost during air drying

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Moisture < 2%

Precise drying reduces water activity for shelf-stable products

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20–40 Hr Cycles

Faster than traditional curing — ready for pressing sooner

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App Monitoring

Remote cycle monitoring and alerts from your smartphone

Harvest Right

Made in America

The industry standard for freeze-dried hash. Four sizes to match your throughput.

Entry Level

Small — 4 Tray

Ideal for small-batch hash runs and R&D work. Fits most standard harvest volumes with minimal footprint.

Tray Count 4

Capacity ~7 lbs

Power 110V / 9A

From $2,795 View Details

Medium — 5 Tray

The sweet spot for craft producers. Handles multi-strain harvest days with room for labels and samples.

Tray Count 5

Capacity ~10 lbs

Power 110V / 16A

From $3,495 View Details

Best Seller

Large — 9 Tray

Commercial workhorse. Processes entire harvest days in a single cycle — the choice of 500+ Access Rosin customers.

Tray Count 9

Capacity ~20 lbs

Power 110V / 16A

From $4,695 View Details

Industrial

X-Large — 16 Tray

Built for large-scale processors. Dual pump system and advanced data-logging for compliant operations.

Tray Count 16

Capacity ~40 lbs

Power 220V / 20A

From $7,995 View Details

Holland Green Science

European Precision

GMP-grade pharmaceutical-style freeze dryers for state-licensed extraction facilities demanding certified documentation.

GMP Grade

HGS Pro Series

Pharmaceutical-grade freeze drying with full IQ/OQ/PQ documentation. Built for regulated cannabis extraction markets.

21 CFR Part 11 compliant data logging
Stainless steel chamber with CIP ports
Touch-screen HMI with recipe storage
Remote monitoring via cloud dashboard

Holland Green Science Pilot Freeze Dryer

R&D Scale

HGS Pilot Series

Compact R&D workhorse for product development and small-batch production. Scale your process before committing to industrial.

Shelf area: 0.1–0.5 m² configurations
Hydraulic shelf-stoppering available
Compatible with vials, trays, bulk
European CE & UL safety certification

Compare

Find Your Size

Model	Trays	Capacity	Cycle Time	Power	Starting Price
Small (HR) Harvest Right	4	~7 lbs	20–30 hrs	110V / 9A	$2,795
Medium (HR) Harvest Right	5	~10 lbs	24–36 hrs	110V / 16A	$3,495
Large (HR) Harvest Right	9	~20 lbs	24–40 hrs	110V / 16A	$4,695
X-Large (HR) Harvest Right	16	~40 lbs	30–48 hrs	220V / 20A	$7,995
HGS Pilot Holland Green Science	Custom	0.1–0.5 m²	Programmable	220V / 32A	Quote
HGS Pro Holland Green Science	Custom	0.5–5 m²	Programmable	3-Phase	Quote

Workflow

From Harvest to Hash

Wash

Run fresh-frozen or cured material through your Smart Agitator washing system

Collect

Filter through bubble bags, collect on drying trays and pre-freeze

Freeze Dry

Load into your Harvest Right or HGS unit — set your cycle and walk away

Press

Load the dried hash into your Access Rosin press for final solventless extraction

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Setup Guides

Complete installation, cycle-programming and maintenance documentation for every model.

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Video Walkthroughs

Watch our techs walk through first-run setup, tray loading, and cycle optimisation.

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Technical Support

Direct line to our post-harvest engineering team — live chat, email, and phone.

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Ready to Scale?

Upgrade Your Post-Harvest Line

Bundle a freeze dryer with a Smart Agitator and an Access Rosin press for a fully integrated solventless line. Ask about bundle pricing.

Request a Quote See Washing Systems