A:AnswerHi daryodell - Yes! GE® 27" Built-In Combination Microwave/Thermal Wall Oven JK3800SHSS is a direct replacement for model JKP69B0W2BB. Both fit in a standard 27" cabinet. See Quick Specs at this link: https://products.geappliances.com/MarketingObjectRetrieval/Dispatcher?RequestType=PDF&Name=320134_jk3800sh_c2.pdf - FIT GUARANTEE -
Replacing a similar wall oven from GE Appliances or another brand? GE wall ovens are guaranteed for an exact fit or GE Appliances will pay up to $300 toward modifications. See offer criteria and details: https://www.geappliances.com/ge/wall-oven/79756_built_in_ge_rebate.pdf - Thanks for continuing to choose GE appliances for your home! Enjoy - Sue
A:AnswerThe required cutout depth is 23-1/2" minimum. The difference in total depth includes the handle measurements. You can view more details by checking out the dimensions on the quick specification sheet. This can be found by clicking on the Features tab then scrolling down the page on the right, then clicking on the link under product datasheet.
A:AnswerThe self clean mode on this model is only available to use in the lower oven. To use self clean, press the Options pad, select Self Clean, and a default self-clean time is displayed. The clean time can be changed to 3:00, 4:00, or 5:00 hours by using the selector dial. For heavily soiled ovens, the maximum 5 hour clean time is recommended. If you wish to use the default time, press the Start pad immediately after selecting Self-Clean. The oven will turn off automatically when the self-clean cycle is complete, and the door will stay locked until the oven has cooled down. After the oven has cooled down wipe any ash out of the oven.
A:AnswerWe recommend taking advantage of our Fit Guarantee Program. GE guarantees your new 27″ or 30″ GE Café™ Series, GE Profile™ Series or GE appliances built-in standard single, double or microwave combination wall oven will fit your existing cabinet cut-out of compatible model with the same width and configuration or GE Appliances will provide up to $300 in the form of a prepaid Visa card toward the cost of professionally modifying your cabinet’s height or width. For more information on this, see here:
https://www.geappliances.com/content/pdfs/GEA_FIT_Guarantee_Rebate_Form.pdf
A:AnswerNot sure of the model number of my 27 " 1995 GE wall oven/microwave but I replaced it with GE model JK3800SHASS in stainless steel in July 2025. It fit perfectly in the existing cabinet space and I love the new appliances.
A:AnswerYes, the cut-out dimensions for your current model JKP90DP3BB are: 25 W x 41-1/4 H x 23-5/8 D and the cut-out dimensions for our new model JK3800SHSS are: 25 W x 41-1/8 H x 23 1/2 D. Our new model is just slightly smaller in height and depth. Jill@GEAppliances
A:AnswerThis may be a suitable replacement for model JKP86. The JTP models listed are 30" models that would have a cutout too large for this 27" model. Feel free to reach out to us on social media with full model numbers for more information. You can find the cutout dimensions for JK3800SHSS in diagram 2D in the installation instructions. John@GEAppliances
A:AnswerNo, wall ovens do not vent to the outside. There is an internal vent on wall ovens. Wall ovens do not vent to the outdoors; they vent within the room. The vent is below the door to keep electronics cooler, improve appearance, and provide a better door seal at the top. Joyce@GEAppliances
A:AnswerWe always recommend you measure the actual opening you have available in your cabinetry. That said, the cutout dimensions that were listed for your existing model match the dimensions listed for the new model. For your reference: we recommend a cabinet cutout of 41 1/4"H x 25" - 25 1/4'W. for both models. -Vikki@GEAppliances
A:AnswerYes, this model should fit in the same space as your current oven. We recommend you review the "Cutout For Combination Ovens (With Upper Microwave Oven)" section on pg. 3 of the Installation Instructions. -Don@GEAppliances
A:AnswerWhen looking for an appropriate replacement oven, it's important to understand the dimensions of the actual cutout you have available in your cabinetry as well as the overall dimensions of your existing oven. This model is a double oven microwave combination. It offers a microwave on top and an oven below. The cutout dimensions required for this oven are 41 1/8"(min) - 41 1/4"H (max) x 25" x 25 1/4"W. The overall dimensions are 42 3/8"H x 26 3/4"W. You may wish to consider one of our models with two ovens like the JKD3000SNSS, JKD5000SVSS, or our PKD7000SNSS as their dimensions are closer to what you currently have. We recommend contacting a cabinet company in your area for assistance in what might be needed to modify your existing space to accommodate these models. -Vikki@GEAppliances
A:AnswerYes, this model will fit your existing cutout space and also comes with the GE Appliances Fit Guarantee. That means it is guaranteed for an exact fit or GE Appliances will pay up to $300 toward modifications. For more information, see the Installation Instructions, which can be viewed at the bottom of the Features tab on the product page of the Best Buy website. Lauren@GEAppliances
A:AnswerI googled the precise specs of this model and some others that were listed as 27” and this one seemed to have the highest likelihood for fitting the space, as best I could see, which it did perfectly. The others would not have without modifying the cabinet. I would also highly recommend having your own electrician install the appliance, especially if you are replacing an older unit. The folks who deliver and install are not electricians and if anything electrical has to be adjusted you want to make sure it’s done correctly. The cost shouldn’t be materially more as it’s a pretty quick process once the wiring is correct.
A:AnswerI confirmed my own fitment comparability by comparing specs and measurements of old and new models by visiting www.geappliances.com. This site has manuals to download and other resources. My measurements were not precisely like-for-like but the installers assured me that my new 27” width oven-microwave combo WOULD FIT in the same space of my 30 years old model. “GE always fits like for like.” He was spot on. New model went in without any issues or cabinet modifications.
