The 3905070802 fits standard 1-gang boxes without any modifications.
5PCS Texas Instruments TL072IP TL072 Low Noise JFET Dual Op-Amp DIP-8 New IC
The model 2P2 fits well into standard electrical boxes without any hassle.
1PCS TL072IP TL072 Low Noise JFET Dual Op-Amp DIP-8 New IC
What should I do if the item is broken or dead on arrival ?. What should I do if the item quality is bad / does not fit ?. And we are more than willing to assist you any further. 24 months warranty is provided to our products.