WeinCell MRB400 1.35 Volt Zinc Air

WeinCell MRB400 Replacement Battery

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WeinCell MRB400 Battery Specs

The WeinCell MRB400 is a compatible battery replacement for the original Mercuric Oxide RM400 batteries.

  • Type: Zinc Air
  • Voltage: 1.35V
  • Diameter with collar: 11.2 mm (0.44″)
  • Diameter without collar: 9.6 mm (0.38″)
  • Height: 3.6 mm (0.14″)

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Battery Model: WeinCell MRB400

The WeinCell MRB400 battery is a 1.35V zinc air replacement for the original Mercuric Oxide RM400 battery commonly used in cameras and exposure meters. Mercury is no longer used due to its toxicity and environmental impact, so the WeinCell MRB400 was created as an alternative.

It measures 11.2mm in diameter and 3.6mm in height. It has a distinctive appearance with its black plastic collar, and without the collar, it is 9.6mm in diameter.

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Is the WeinCell MRB400 battery known by another name or model number?

Yes, different brands give the same battery different model numbers. If you don’t specifically see the battery model number MRB400 for sale, try searching for one of the other model numbers it is also known by or other applications the WeinCell MRB400 battery also fits, as provided by the cross-reference and compatibility list below.

WeinCell MRB400 Battery Replacement Cross-Reference & Compatibility List

The WeinCell MRB400 battery fits and replaces the following and more:

  • Ansi 1116M
  • E400N
  • EPX400
  • Exell Battery MRB400
  • H-B
  • Iec MR42
  • Interstate Batteries APHO0225
  • KX400
  • MRB400
  • Neda 1116M
  • Olympus SP1000 Camera
  • Olympus SP500 Camera
  • Pentax 400
  • Pentax 990124
  • Pentax Saunders
  • Pentax SP1000
  • Pentax SP500
  • Pentax Spotmatic
  • Pentax Spotmatic Camera
  • Pentax Spotmatic II
  • Pentax Spotmatic II Camera
  • Pentax Spotmatic IIA
  • Pentax Spotmatic IIA Camera
  • PM400R
  • PX400
  • RM400
  • T400N
  • V400PX
  • Varta V400PX
  • Wein Cell MRB400
  • Wein MRB400
  • Wein V400PX
  • WeinCell MRB400

Battery Chart for WeinCell MRB400

Brand / ManufacturerWeinCell
Battery Model No.MRB400
Common Replacement ForNEDA 1116M, RM400
Type / ChemistryZinc Air
Voltage1.35V
Diameter (with collar)0.44″ (11.2 mm)
Diameter (without collar)0.38″ (9.6 mm)
Height0.14″ (3.6 mm)

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Be sure to confirm the cross reference information, battery specifications & compatibility with sellers before purchasing.