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Danfoss Transformer type ZT931 - Ignition Transformers
DanfossIgnition Transformers

Danfoss Transformer type ZT931

Danfoss ZT931 is a high-frequency ignition transformer for gas burner systems operating at 50 Hz with 220/240 V supply. It delivers 14 kV ignition voltage at 20 kHz output frequency with 40 mA RMS secondary current…

SKU 3G-CBM-06962

Also listed as: ZT 931 · ZT-931

Brand
Danfoss
Item
Transformer type ZT931
Part Number
ZT931
Category
Ignition Transformers
UNSPSC
39121003 — Instrument transformers
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Danfoss
Manufacturer Part Number
ZT931
type
High-frequency ignition device
model
ZT931
frequency
50 Hz (40-60 Hz)
supply voltage
220/240 V (-15...+10%)
disturbance level
<N (VDE 0875)
duty cycle percent
33% in 3 min
primary connectors
3 x 6.30 x 0.8 mm Fast-in/Fast-on AMP
ignition voltage kv
14
power consumption a
0.25
secondary connector
4 mm or 1 mm plug
output frequency khz
20
secondary current ma rms
40

Technical Documents

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Danfoss Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Danfoss ZT931 is a high-frequency ignition transformer for gas burner systems operating at 50 Hz with 220/240 V supply. It delivers 14 kV ignition voltage at 20 kHz output frequency with 40 mA RMS secondary current, suited for industrial combustion control applications.

Frequently Asked Questions

Where can I buy a Danfoss ZT931 ignition transformer in your region?

Order from 3G Electric. We deliver to your location and handle all customs import logistics and customs documentation. Lead time on request — contact us for availability and USD pricing.

What is the lead time and delivery timeframe for the Danfoss ZT931?

Lead time depends on current stock and customs clearance. 3G Electric manages all import procedures to your region. Contact our team for a specific delivery estimate and shipping options to your facility.

What voltage and output specifications does the Danfoss ZT931 deliver?

The ZT931 accepts 220/240 V (-15% to +10%) primary supply at 50 Hz. It outputs 14 kV ignition voltage at 20 kHz frequency with 40 mA RMS secondary current, designed for industrial gas burner control systems.

Used in

Common applications for Danfoss
Light-oil industrial burners — OD / OD-H nozzles as scheduled replacement parts
Heating-boiler oil-supply circuits — BFP 10L / 11L / 41L pumps and coupling kits
Burner-rack solenoid valves — EV and EVR series for oil and gas shut-off
Legacy plant troubleshooting — matching a failed burner nameplate to correct Danfoss nozzle/pump combination
Refrigeration pressure controls — KP / RT series for secondary-refrigerant loops
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Danfoss Products

3G Electric supplies Danfoss ignition transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Siemens
TD2 LTCSF type transformer
Transformer type TC2
COFI
Transformer type TC2

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