H57
 H57

Hour meter electromechanical

H57

  • High shock resistance
  • High protection, IP65
  • No zero position
  • Dimension
    · 48 x 48 mm | 45 x 45 mm
    · 55 x 55 mm | 50 x 50 mm
    · 72 x 72 mm
    · Ø 72 mm
  • Power supply:
      · 20...30 V AC
      · 42...48 V AC
      · 187...264 V AC
      · 360...440 V AC
      · 10...30 V DC
      · 100...130 V DC
  • Display 7-digit number, mech. roller counter

Hour meter with small installation depth.

The H57, H57.55, H57.72 and AH57 hour meters have a very high shock resistance. They can be used in various application areas as built-in / surface-mounted meters with a small installation depth. These non-resettable counters are extremely tamper-proof.

Mechanical
Model electromechanical
Function Hour meters / timers
Dimension 1 48 x 48 mm | 45 x 45 mm
55 x 55 mm | 50 x 50 mm
72 x 72 mm
Ø 72 mm
Protection level IP52
Working temperature -15 °C ... +50 °C
Weight 48 g

(1) Front panel size | Panel cut-out
Electrical
Power supply 20...30 V AC
42...48 V AC
187...264 V AC
360...440 V AC
10...30 V DC
100...130 V DC
Properties
  • 7- or 8-digit hour meter.
  • High shock and impact resistance Without zero position, small installation depth.
  • Optically large digits.
  • IP52 protection (optional IP65), mounting position: any.
  • UL certification
  • Different front panel sizes

- H 57 48 x 48 mm
- H 57.55 55 55 x 55 mm
- H 57.72 72 72 x 72 mm
- AH 57 48 x 48 mm for DIN rail

Benefits
  • 5 years warranty 1).
  • High reliability: this makes it easier to sell your end product.
  • Retains value in the event of power failure.
  • Long service life.
Applications
General time counting, maintenance intervals for measuring devices (ventilation, oxygen, dialysis), small devices UV lamps, display panels in vehicles.

1)  When used as specified in the technical data.
Data sheet

H57 / AH57

PDF ∼ 390,0 KB | 09.2025
DE
EN
FR
Declaration of conformity

H57 / AH57 CE

Multilingual: German, English, French
PDF ∼ 87,1 KB | 12.2025

Mechanical CAD / STEP

H57

ZIP ∼ 3,5 MB | 01.2026

Product Certificates

UL Canada - Counters and process devices

PDF ∼ 78,6 KB | 09.2025
EN

UL USA - Counters and process devices

PDF ∼ 76,1 KB | 09.2025
EN
Notice

Safety instructions for electromechanical meters

Multilingual: German, English, French, Italian, Spanish
PDF ∼ 147,7 KB | 09.2025

Accessories

Bezel adapter 55

Bezel adapter 55

Adapter frame 55 for cutout 50x50mm to 45x45mm. Available in black and gray.
Grau 6.0000.A100.1601
Schwarz 6.0000.A100.1602
Data sheet
Adapter front bezel (2)
DE EN FR

Bezel adapter 72

Bezel adapter 72

Adapter front frame for 68x68mm to 45x45mm cutout; additional holding frame available. Available in black and gray.
Grau 6.0000.A160.1901
Schwarz 6.0000.A160.1902
Gegenhalter 6.0000.S100.0002
Data sheet
Adapter front bezel (3)
DE EN FR

Bezel adapter 60

Bezel adapter 60

Push-on frame for front panel cutout diameter 60mm to 45x45mm.
6.0000.A220.2002
Data sheet
Adapter front bezel (3)
DE EN FR

Transparent cover, lockable

Transparent cover, lockable

Transparent cover lockable with adapter frame for meter with installation dimension 45x45mm on cutout 50x50mm.

Seal, 2 mounting screws.
6.0000.C100.0002
Data sheet
Transparent cover 1
DE EN FR

Transparent cover, key lock

Transparent cover, key lock

Transparent cover lockable with adapter frame for meter with installation dimension 45x45mm on cutout 50x50mm.

Seal, 2 mounting screws.
6.0000.C200.0002
Data sheet
Transparent cover 1
DE EN FR

Sealing gasket 6.0000.I051.0402

Sealing gasket 6.0000.I051.0402

Outer dimension: 48 x 48 [1.89 x 1.89"]
Inner dimension: 45 x 45 [1.772 x 1.772"]
6.0000.I051.0402
Data sheet
Gaskets
DE EN FR

Sealing gasket 6.0000.I053.1302

Sealing gasket 6.0000.I053.1302

Outer dimension: 48 x 48 [1.89 x 1.89"]
Inner dimension: diameter 50 / 45 [1.969 / 1.772"]
6.0000.I053.1302
Data sheet
Gaskets
DE EN FR

Sealing gasket 6.0000.I104.1402

Sealing gasket 6.0000.I104.1402

Outer dimension: 55 x 55 [2.166 x 2.166"]
Inner dimension: diameter 50.5 / 45 [1.988 / 1.772"]
6.0000.I104.1402
Data sheet
Gaskets
DE EN FR

Sealing gasket 6.0000.I164.1402

Sealing gasket 6.0000.I164.1402

Outer dimension: 72 x 72 [2.835 x 2.835"]
Inner dimension: diameter 50.5 / 45 [1.988 / 1.772"]
6.0000.I164.1402
Data sheet
Gaskets
DE EN FR

Base mount socket

Base mount socket

Mounting base for H57 on DIN rail. Available in black.
Schwarz 6.0000.S020.0002
Data sheet
Other accessories 1
DE EN FR

Cables and connectors

„Do you have technical questions about the Kübler counter or are you looking for individual solutions? We at Application Support are here for you.“

Klaus Ederer
Application support
Klaus Ederer
Application Engineering

support@kuebler.com
+43 3322 43723 12

„We will be pleased to give you information about prices and delivery times. We are looking forward to your inquiry.“

Fritz Kübler GmbH
Sales
Fritz Kübler GmbH
Sales Germany

info@kuebler.com
+49 7720 3903 871
+49 7720 21564