BARTH, Diesel Engine Controller, 7 → 16 V dc, 5 mA, Panel Mount

  • RS Stock No. 122-1519
  • Mfr. Part No. 0850-0125
  • Brand BARTH
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

STG-125 Engine Controller

The STG-125 is a highly innovative diesel engine controller that comes with outstanding monitoring functions that are suitable for all KUBOTA® diesel engines. The controller has a high integration grade that replaces vintage ignition switches and panel-mounted indicators in one powerful and reliable unit.
The features of the STG-125 allow space saving and wiring efforts and cannot be effected broken or corroded mechanical ignition switches.

Features and Benefits

• Engine START/STOP by one push button
• Automatic dynamical preheating control
• Self-acting start motor control
• Ignition mode provides low-battery cut-off
• Generator control and starter inhibition
• Oil pressure control & cable break detection
• Temperature control
• Automatic failure emergency stop
• Entirely splash proof housing IP65
• Suitable for outdoor use in harsh environments
• Fully protected against sand, ice and rain
• Compact panel mount housing
• Wide operating voltage 7-16 V dc


• Construction machines
• Agriculture machines
• Excavators and diggers
• Diesel generator sets


A product is NRND (Not Recommended for New Designs) is in production and available, with no obsolescence scheduled. However, we recommend against using these parts for new designs because there are better or more economical alternatives.

DC Drives - Brushless

Attribute Value
Supply Voltage 7 → 16 V dc
Current Rating 5 mA
Voltage Rating 16 V dc
Mounting Style Panel Mount
Width 56 (Dia.)mm
Depth 47mm
Dimensions 56 (Dia.) x 47 mm
Operating Temperature Range -30 → +60 °C
2 In stock - FREE next working day delivery available
2 available from Europe for delivery within 1 working day(s)
Price Each
£ 124.00
(exc. VAT)
£ 148.80
(inc. VAT)
Per unit
1 +
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