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LEIPOLELEIPOLE JBK5-40 Control Transformer, 40VA, for Industrial Control Circuits LP-JBK5-40
Control transformersHover to zoom

LEIPOLE · Control transformers

LEIPOLE JBK5-40 Control Transformer, 40VA, for Industrial Control Circuits

SKULP-JBK5-40

LEIPOLE Control transformers · Control panel components. Specified, quoted and supplied by Project Supplies for commercial projects.

CertificationCE, RoHS
IP ratingIP20
Rated capacity (VA)40
Efficiency (%)80
Price on requestQuoted for your configuration and quantity.
Technical clarificationSpecifications and certification marks are as published by LEIPOLE Singapore and are not independently verified. Confirm the exact model, ratings and approvals for your switchboard or enclosure before ordering.
Project Supplies specification sheet

Confirm the specification and quotation before ordering.

Product introduction

Control transformers

LEIPOLE JBK5-40 control transformer provides stable voltage regulation and high efficiency for industrial applications. It is designed for installation in electrical enclosures to support reliable operation of control circuits. Key Features & Advantages Rated capacity: 40VA Stable voltage regulation performance High efficiency for industrial usage Compatible with standard electrical enclosure installation Conforms to international industrial application standards Ensures consistent performance for control components Applications Manufacturing Used in manufacturing equipment control circuits for stable operation Automation Applied in automation equipment for reliable control voltage supply ….

Key data: certification CE, RoHS; ip rating IP20; rated capacity 40; efficiency 80.

Every order starts with an RFQ: we confirm the exact variant, options, lead time and commercial terms in an itemised quotation before anything is ordered.

CertificationCE, RoHS

IP ratingIP20

Rated capacity (VA)40

Efficiency (%)80

Rated input voltage (V)AC380 ±5% / AC220 ±5%

Load output voltageSignal winding / Control winding: 95%-105% UH

Installation size toleranceSignal winding / Control winding: 6 or 12 / 1.1Um

ModelJBK5-40

Specifications

The technical details.

Download specification sheet
Category
Voltage transformer
Model
JBK5-40
Order number
4011.001
Certification
CE, RoHS
IP rating
IP20
Rated capacity (VA)
40
Efficiency (%)
80
B max (mm)
78
D max (mm)
72
E max (mm)
90
Hole distance A (mm)
56±0.15
Hole distance C (mm)
46±0.125
Hole distance K (mm)
4.6
F max (mm)
1.5
Rated input voltage (V)
AC380 ±5% / AC220 ±5%
Load output voltage
Signal winding / Control winding: 95%-105% UH
Installation size tolerance
Signal winding / Control winding: 6 or 12 / 1.1Um
Remarks (Winding)
The distribution of every winding capacity can be made according to user’s demand

Documents

Specification sheet & source.

Project Supplies specification sheet

LP-JBK5-40

Product image, key data, the full specification and document control — laid out for project submittals.

PDF · A4Reviewed 2026-10-06LEIPOLE
Open specification sheet

Technical source

LEIPOLE

Checked 2026-10-06. Manufacturer values are reference specifications; confirm the exact variant and installation requirements before approval.

View source
Heat-load sizing Fans, air conditioners and heaters sized from your enclosure data.Panel builder supply Components consolidated with the rest of the project order.Project support Submittals and delivery coordinated with your panel builder.