LG MS3032JAS keeps 30L microwave cooking straightforward

September 16, 2026 Johan

The LG MS3032JAS is a 30-litre NeoChef solo microwave designed around everyday heating, reheating, defrosting and automatic cooking.

LG gives the microwave 900W of cooking output across five power levels. It also includes Auto Cook, Auto Reheat, Defrost, EasyClean, LED interior lighting and an Add 30 Seconds function.

However, this particular NeoChef model keeps things relatively simple.

There is no grill, convection cooking, air frying or steam cooking. LG also lists no Wi-Fi connectivity and, importantly, no Smart Inverter for the MS3032JAS.

Instead, the microwave concentrates on the functions most households regularly expect from a countertop microwave.

LG MS3032JAS provides a 30-litre cavity

The LG MS3032JAS has a 30-litre internal capacity.

That gives it useful space for everyday plates, bowls and larger food containers without moving into a built-in or combination-oven format.

LG uses a square cavity design alongside a 305mm glass turntable.

The physical cavity measures approximately 359mm wide, 218mm high and 378.5mm deep.

However, buyers should remember that usable space depends on more than the quoted litre capacity.

The dimensions and turntable diameter ultimately determine whether a particular plate or container fits comfortably inside.

Five power levels provide more control

The LG MS3032JAS provides five microwave power levels with a maximum output of 900W.

Variable power matters because maximum output is not appropriate for every task.

Reheating a meal quickly may benefit from high power. Meanwhile, gentler heating or defrosting can require lower settings to give heat more time to distribute through the food.

Having five levels therefore gives users more control than simply switching the magnetron on at full power for every job.

The microwave’s total published power consumption is 1,350W.

That figure should not be confused with its 900W cooking output.

Auto Cook handles predefined cooking tasks

LG includes Auto Cook on the MS3032JAS.

Automatic cooking programmes reduce the amount of manual configuration required for supported foods.

Instead of choosing every power level and cooking duration individually, users can select an appropriate automatic programme.

The microwave then follows its programmed cooking sequence.

That can make routine food preparation easier, particularly for people who do not want to calculate microwave times manually.

However, automatic cooking does not mean every type or quantity of food can simply be placed inside without preparation.

Users should still follow LG’s programme instructions and appropriate food-safety guidance.

LG MS3032JAS includes Auto Reheat

Auto Reheat performs a related job.

Reheating is arguably one of the most common uses for a microwave, whether warming leftovers, previously prepared meals or other suitable foods.

LG provides an automatic option alongside conventional manual control.

That gives users two approaches.

Someone who already knows the appropriate power and time can enter the settings manually. Alternatively, Auto Reheat provides a predefined route for supported reheating tasks.

This balance between automatic and manual operation fits the relatively straightforward character of the MS3032JAS.

Defrost is included, but this is not Inverter Defrost

The LG MS3032JAS includes a Defrost function.

However, there is an important distinction in LG’s current specifications.

LG explicitly lists Inverter Defrost as unavailable on this model.

Similarly, Smart Inverter is listed as unavailable.

That matters because LG uses Smart Inverter technology extensively across other microwave products and in general NeoChef marketing.

TechnologyBlog therefore will not describe this particular MS3032JAS as using inverter-controlled microwave power.

Its defrost function should be treated simply as the function LG specifies for this model.

EasyClean targets everyday microwave maintenance

One of the key features LG highlights is EasyClean.

Microwave interiors regularly collect food splashes, condensation and residue.

That can become unpleasant if the cavity is not cleaned regularly.

EasyClean is intended to make wiping the interior simpler.

For an appliance that may be used several times every day, easier routine cleaning can be more useful than a feature that appears impressive on a specification sheet but is rarely used.

The interior should still be cleaned regularly according to LG’s instructions.

EasyClean assists maintenance; it does not remove the need to clean the microwave.

LG makes an antibacterial claim for EasyClean

LG also makes a specific antibacterial claim around its EasyClean interior.

The company cites testing against Escherichia coli and Staphylococcus aureus under the JIS Z 2801:2010 antibacterial-product standard.

That claim needs context.

It relates to controlled antibacterial activity testing of the EasyClean surface. It should not be interpreted as meaning the microwave automatically sterilises food, dishes or everything placed inside it.

TechnologyBlog has not independently reproduced this testing.

Therefore, we treat the antibacterial performance as an LG-supported laboratory claim rather than an independent TechnologyBlog finding.

LED lighting improves visibility

The LG MS3032JAS uses an LED cavity light.

The light illuminates the food while the microwave operates.

That sounds minor, but visibility inside a microwave can be genuinely useful.

Users can observe food without repeatedly opening the door, particularly when heating something that may boil over.

LG specifically promotes the white LED illumination as part of the NeoChef’s practical design.

The lighting also complements the microwave’s dark exterior and grey interior.

Add 30 Seconds simplifies quick reheating

LG includes an Add 30 Seconds control.

This is one of those small microwave features that can become disproportionately useful.

Rather than entering a completely new cooking time, users can add another 30 seconds when food needs slightly longer.

That is particularly convenient during reheating.

Microwave cooking times can vary according to food quantity, starting temperature and container.

Being able to extend a cycle quickly reduces the amount of interaction required for those final adjustments.

Child Lock protects the controls

The LG MS3032JAS includes Child Lock.

This helps prevent unintended operation or control changes.

LG also provides a completion beeper and clock.

These are conventional microwave functions, but they contribute to everyday usability.

The Child Lock is particularly relevant in households where young children can reach the control panel.

As always, a control lock supplements normal kitchen supervision rather than replacing it.

The MS3032JAS uses touch controls

LG uses a Panel Touch control system positioned on the right side of the microwave.

An LED display provides operating information.

Touch controls contribute to the microwave’s relatively clean front design because there is no large mechanical control dial protruding from the panel.

The door uses a side-swing design.

LG describes the exterior as WideView Traditional, with a black outer case and black door.

The overall design is understated rather than appliance-heavy.

This NeoChef does not have Smart Inverter

The NeoChef name deserves special attention because consumers may associate it automatically with LG’s Smart Inverter technology.

For the MS3032JAS, that assumption would be incorrect.

LG South Africa’s detailed specifications explicitly state:

Smart Inverter: No.

The same specifications list Inverter Defrost: No.

This distinction is important when researching appliances online because manufacturers often use the same family name across products with different feature sets.

TechnologyBlog therefore evaluates the exact model number rather than assuming every feature associated with the broader NeoChef range appears on every NeoChef microwave.