The OV Series Electrothermal Dry Oven offers stable temperature control for various applications. It features a double glass window, microprocessor control with digital display for setting and actual temperature and time, and multiple safety protections including over-temperature alarm, mechanical overheat protection, and electricity leakage protection.

Key Features — OV-9023A，OV-9053A，OV-9073A，OV-9123A

With hidden door locks, silent fans
With double glass window
Microprocessor control
Digital display setting and actual temperature and time
Over temperature alarm, finished alarm
Mechanical overheat protection
Electricity leakage protection

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Model	OV - 9023A	OV - 9053A	OV - 9073A	OV - 9123A
Capacity	25L	50L	70L	105L
Working size (mm)	300× 300× 275	415× 375× 345	450× 350× 450	550× 370× 520
Power	500W	1000W	1200W	1500W
Temp. range	RT+ 10 - 200° C	RT+ 10 - 200° C	RT+ 10 - 200° C	RT+ 10 - 200° C
Temp. resolution	0.1° C	0.1° C	0.1° C	0.1° C
Temp. fluctuation	±1° C	±1° C	±1° C	±1° C
Voltage	220V 50Hz / 110V 60Hz	220V 50Hz / 110V 60Hz	220V 50Hz / 110V 60Hz	220V 50Hz / 110V 60Hz
Dimension (mm)	430x500x620	510x650x690	480x660x800	690x630x860
Package (mm)	530x600x720	610x750x820	580x760x930	730x790x990
G.W./N.W.	43/33kg	59/49kg	67/55kg	84/65kg

Warranty and after-sales service for OV-9023A，OV-9053A，OV-9073A，OV-9123A

How HQS handles warranty, spare parts and repairs for this model.

Warranty period: The main-unit warranty varies by model and order. The period that applies is stated in your quotation and order confirmation; please confirm it before purchase.
What is covered: A malfunction caused by a manufacturing or quality defect within the warranty period is repaired free of charge. Consumables and accessories, damage from misuse, and units with an altered or removed serial label are not covered by the main-unit warranty.
Spare parts: Spare parts and technical support are available for at least eight years from the date HQS ships the product.
Response time: Service requests get a first reply within one business day. Please send the serial number, model, main-unit version and a description of the problem.
Repairs in warranty: If a confirmed warranty fault needs a replacement part, HQS ships the part at its own expense, and the faulty part is returned to HQS.
Repairs after warranty: HQS sends a cost-based quotation and proforma invoice first. Repaired parts are tested before they are returned. Technical help by email or phone is free.

Full warranty and service terms →