The EVEREADY SUPER HEAVY DUTY 6V Lantern Battery (Model 1209 / 1209SW1P) is an affordable, disposable carbon-zinc battery designed for basic, low-to-moderate drain devices. It provides dependable everyday power and is typically used in large portable lighting equipment

Specification	Details
Battery Type	Super Heavy Duty (Carbon Zinc)
Chemistry	Zinc–Manganese Dioxide (Zn/MnO₂)
Nominal Voltage	6.0V
IEC / ANSI Standard	IEC 4R25 / ANSI 908D
Typical Capacity	~11Ah (at low drain conditions)
Weight	~600 g
Operating Temperature	-18°C to 55°C
Terminal Type	Coil spring terminals
Jacket Material	Plastic
Mercury/Cadmium	No added mercury or cadmium
Shelf / Storage Life	Up to ~3 years when unused (varies by storage conditions)

Features and Benefits

• Leak Resistance Guaranteed *based on IEC standard service tests (AA, AAA, C, D only)
• Ready to Use for up to 3 Years *when not in use (AA, AAA, C, D, 9V)
• Zero Added Mercury and Cadmium (AA, AAA, C, 9V)
• Quality Seal for Trusted Power

Features

• Reliable 6V power output for lanterns and low-drain devices
• Carbon zinc technology designed for economical everyday use
• Ideal for low-drain applications such as:
  • Lanterns
  • Flashlights
  • Emergency lighting
  • Radios
  • Basic household devices
• Leak-resistant design under standard usage conditions
• No added mercury or cadmium, making it more environmentally safer
• Long runtime for low power devices (best performance at low current draw)
• Wide operating temperature range suitable for indoor/outdoor use
• Ready-to-use disposable battery (non-rechargeable)

Key Notes

• This is a carbon-zinc “Super Heavy Duty” battery, not alkaline.
• It performs best in low energy consumption devices and is not suitable for high-drain electronics.
• Commonly used in lantern-style 6V battery compartments.