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Condition:
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Warranty:
- Weight: 1.0 lb
- Helps contain liquid nitrogen until it is needed
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MFR:
CooperSurgical
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MPN: 900111-3
- Phone: (800) 243-2974
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Frequently asked questions
Does this manual discharge device include the Dewar tank?
No, the Dewar tank is sold separately and is not included with the purchase of this accessory. The purchase includes only the Wallach UltraFreeze Dewar Manual Discharge Device in the configuration you select (either for the 10 Liter Dewar or the 10/20 Liter Dewar).
Does this discharge device include a warranty?
Yes, the Wallach UltraFreeze Dewar Manual Discharge Device is covered by a manufacturer’s warranty.
Since the product is supplied in Factory New condition, it is protected by:
- Duration: 90 Days
- Coverage: Warranty against defects in material and workmanship
How does the device safely contain liquid nitrogen?
The Wallach UltraFreeze Dewar Manual Discharge Device is engineered for the safe and controlled management of liquid nitrogen (LN2) within compatible UltraFreeze Dewar vessels (which are sold separately).
This crucial accessory ensures safety and precision through its specialized, top-mounted assembly:
- Secure Containment: The device provides a tight seal at the top of the Dewar, safely holding the cryogenic liquid until discharge is required.
- Pressure Management: It includes an integrated pressure gauge to allow continuous monitoring of the Dewar’s internal pressure, ensuring safe operation.
- Controlled Discharge: The assembly features valve controls and durable fittings (implied to be metal, such as brass) for precise, manual regulation of LN2 flow during dispensing.
This device is available in two configurations to ensure exact compatibility: one designed for the 10 Liter UltraFreeze Dewar and another for both the 10 Liter and 20 Liter models.
Is this device compatible with UltraFreeze Dewars?
Yes, this manual discharge device is specifically designed for use with Wallach UltraFreeze Dewars. It is an essential accessory for safely containing and dispensing liquid nitrogen from these storage vessels. Two variant options ensure proper compatibility with different tank sizes:
- One model fits the 10 Liter Dewar tanks.
- Another model is suitable for both 10 Liter and 20 Liter Dewar tanks.
What Dewar sizes are compatible?
The Wallach UltraFreeze Dewar Manual Discharge Device is designed to fit specific UltraFreeze Dewar capacities, ensuring the safe containment and controlled discharge of liquid nitrogen.
It is available in two configurations:
- For 10 Liter Dewars: This option is specifically designed for the 10 Liter UltraFreeze Dewar tank.
- For 10 or 20 Liter Dewars: This option is compatible with both the 10 Liter and the larger 20 Liter UltraFreeze Dewar models.
Please note that this discharge device is an accessory, and the main Dewar tank itself must be purchased separately.
Does this device safely contain liquid nitrogen?
Yes, the Wallach UltraFreeze Dewar Manual Discharge Device is specifically engineered for the safe and controlled containment of liquid nitrogen (LN2).
This device functions as a critical accessory that attaches to the Dewar’s top assembly, providing both security and manual control over the cryogenic contents.
Key features supporting safe containment and discharge include:
- Secure Sealing: Designed to securely contain the liquid nitrogen within compatible UltraFreeze Dewar tanks until dispensing is required.
- Manual Control: Features a manually operated valve and necessary fittings for precise control when initiating the discharge.
- Pressure Monitoring: An integrated pressure gauge is included to allow users to monitor internal conditions safely.
Note that this device is available in configurations compatible with specific Wallach UltraFreeze Dewar tanks (the Dewar tank is sold separately):
- For the 10 Liter UltraFreeze Dewar
- For both the 10 Liter and 20 Liter UltraFreeze Dewars
Does this device provide controlled liquid nitrogen discharge?
Yes, the Wallach UltraFreeze Dewar Manual Discharge Device is specifically engineered to ensure the safe containment and controlled manual discharge of liquid nitrogen (LN2).
Key features ensuring safe operation and precise use include:
- Secure Containment: The device attaches to the top of compatible UltraFreeze Dewars, securely containing the liquid nitrogen until discharge is needed.
- Controlled Manual Discharge: It includes a complete assembly featuring durable metallic fittings, a shut-off valve, and an integrated pressure gauge to monitor conditions and allow for precise manual release.
- Compatibility Options: The device is available in two configurations to fit your specific Wallach UltraFreeze Dewar size:
- For the 10 Liter UltraFreeze Dewar.
- For both the 10 and 20 Liter UltraFreeze Dewars.
The device is supplied in Factory New condition and includes a 90-day warranty covering defects in material and workmanship.
Does this device have a reliable warranty?
Yes, the Wallach UltraFreeze Dewar Manual Discharge Device is sold as Factory New and is covered by a 90-Day Warranty.
This warranty protects the device against defects in material and workmanship.

Wallach Dewar Manual Discharge Device
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