Energizer EN22 1.5V Alkaline Battery - 12 Pack

Energizer EN22 9V Alkaline Battery

The Energizer EN22 9V Alkaline Battery (12 Pack) is a 9-volt primary alkaline battery solution engineered for dependable power in safety and professional applications. Ideal for smoke detectors, alarms, medical devices, and portable electronics, it delivers consistent voltage and long-lasting performance.

Manufactured using alkaline manganese dioxide (Zn/MnO₂) chemistry, the EN22 provides stable energy output throughout its service life. Its standard 9V rectangular format, measuring approximately 48.5 mm in height, 26.5 mm in width, and 17.5 mm in depth, ensures compatibility across a wide range of devices.

Packaged in a 12-count configuration, this offering is well suited for commercial facilities, maintenance teams, and bulk replacement programs requiring dependable alkaline power with extended shelf stability.

Energizer EN22 Specifications

• Model: EN22
• Common Name: 9V Alkaline
• Chemical System: Zinc-Manganese Dioxide (Zn/MnO₂)
• Designation: IEC-6LF22 / ANSI-1604A
• Nominal Voltage: 9.0V
• Terminal Type: Miniature Snap
• Mercury/Cadmium: No added mercury or cadmium

Capacity & Performance

• Capacity (Typical):

  ~600 mAh @ 10 mA continuous drain
  ~550 mAh @ 25 mA
  ~450 mAh @ 50 mA
  ~350 mAh @ 100 mA
  (to 4.8V cutoff at 21°C)

• Operating Temperature: -18°C to 55°C

• Shelf Life: 5 years at 21°C

Physical Specifications

• Height: 48.5 mm max

• Width: 26.5 mm

• Depth: 17.5 mm

• Weight: 45 g

• Volume: 21.1 cm³

Applications

• Smoke detectors
• Multimeters
• Medical devices
• Audio equipment
• Wireless microphones
• Industrial electronics
• Alarm systems