Is the SIT Gas block Sigma 0840035 available from 3G Electric?

Yes — 3G Electric supplies genuine SIT products with in-stock availability on common SKUs and worldwide shipping.

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Does 3G Electric provide technical support for gas controls?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all gas controls we distribute.

SIT Gas block Sigma 0840035 - Gas Controls

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SIT Gas block Sigma 0840035

The Sit 840 SIGMA is a multifunction gas control block with two automatic solenoid isolation valves, rated for 60 mbar maximum inlet pressure. Operating at 230 V 50 Hz with G 3/4 ISO 228 connections, it serves as a…

SKU 3G-CBM-00384

Also listed as: BLO 05136 · BLO-05136

Brand

SIT

Item

Gas block Sigma 0840035

Technical Specifications

SIT

type

multifunction gas control block 

model

SIT 840 SIGMA 

ev1 power

4.3 W 

ev2 power

2.0 W 

ev1 current

40 mA 

ev2 current

12 mA 

body material

aluminium alloy 

solenoid valves

2 automatic gas isolation 

electrical supply

230 V 50 Hz 

main inlet outlet

G 3/4 ISO 228 

max inlet pressure

60 mbar 

pilot outlet option

Rp 1/2 ISO 7 

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SIT Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Used in

Common applications for SIT

Commercial boiler gas-control replacement — Sigma 845 / 848 on hot-water and steam boilers

Catering and commercial kitchen equipment — Eurosit 630 thermostatic valves on fryers, ovens, and steamers

Residential heating appliance service — NOVA 820 / 822 / 824 as OEM-replacement gas-control valves

Standing-pilot gas appliance refurbishment — Eurosit 630 and Minisit thermostatic controls

Industrial gas-fired process equipment — Sigma 848 modulating gas valves for burner integration

SIT Products

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

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