Bosch NGM5659UC 36 inch 500 Series Gas Cooktop with 5 Sealed Burners, OptiSim Burner, Red LED Light and Continuous Cast Iron Grates in Stainless Steel

The Bosch NGM5659UC 500 Series 36" Gas Cooktop combines sleek stainless steel design with high functionality, featuring five high-efficiency burners that accommodate multiple pans and offer a broad range of BTU performance. Its innovative OptiSim® burner is specifically designed for simmering delicate sauces, providing even heat distribution for superior flame control. The low-profile cooking surface not only enhances the cooktop's modern look but also helps contain spills for easy cleanup. With full-width continuous cast iron grates, you can effortlessly slide heavy pots between burners, maximizing cooking efficiency. Additionally, a distinctive red LED light clearly indicates when burners are in use, enhancing safety and usability.

Features:

500 Series 36" Gas Cooktop

The 500 Series stainless steel gas cooktop with continuous cast iron grates and OptiSim® burner.

Fit multiple pans and cook with 5 burners

5 powerful high-efficiency gas burners allow you to cook multiple dishes with a full range of BTU performance.

Simmer delicate sauces with the OptiSim® Burner

The OptiSim burner design is wider and thicker which diffuses heat evenly for better flame control when simmering delicate sauces.

Easy to clean, low-profile design

The low-profile cooking surface provides a timeless, streamlined look while keeping spills contained and makes clean-up easier than ever

Slide your pans from burner to burner

The full-width continuous cast iron grate design makes sliding heavy pots easier around the cooking surface.

Red LED Light

Distinctive red LED light indicates if burners are on.

Burner Outputs:

• Total BTU load (NG / LP) 41,700 / 41,700
• Power of front left burner (NG / LP) 3,400 / 3,400
• Power of back left burner (NG / LP) 6,000 / 6,000
• Power of center burner (NG / LP) 16,000 / 16,000
• Power of back right burner (NG / LP) 10,300 / 10,300

• Power of front right burner (NG / LP) 6,000 / 6,000

Pros

• Five Sealed Burners for Versatility
  A range of burner sizes—from a quick-boil high-burner to a low-simmer option—gives you versatile cooking power for everything from searing to delicate simmering.
• OptiSim™ Burner Design for Even Heating
  Improves heat distribution around cookware, helping eliminate hot spots and enhance cooking efficiency.
• Red LED Flame Indicator
  Red LED rings around active burners offer clear visibility—great for safety, especially in dim lighting.
• Continuous Cast-Iron Grates
  Full-coverage grates let you slide heavy pans effortlessly across the surface without lifting, and provide stable support.
• Safety-Focused Flame Detection
  Automatically shuts off gas if the flame goes out, adding peace of mind during cooking.
• Easy Cleanup
  Sealed burners prevent spills from reaching the interior; caps are removable for quick cleaning.
• Solid Bosch Build
  Superbly crafted stainless steel and quality components promise long-term durability typically expected from Bosch.

Cons

• Heavy Grates
  While durable, the cast-iron grates are substantial and can be heavy to lift and clean.
• No Electronic Controls or Timers
  Lacks advanced features like timers, auto-ignition, or smart indicators found in higher-end models.
• Manual Heat Response
  Flame-based cooking requires good cookware and technique to achieve consistent temperature results—more user involvement needed.
• Space Requirements
  At 36", it requires substantial countertop space and may not fit compact or smaller kitchens.
• Soot Potential
  Gas cooking may produce minor soot; requires regular cleaning or good ventilation to maintain shine.

Bottom Line

The Bosch NGM5659UC offers excellent performance across a wide range of gas-cooking needs—versatile burner options, safe design with flame detection and LED indicators, and sturdy continuous grates. It fits well in full-size or professional-style kitchens.