Danfoss combination piece K3, M45 / 3 × M45, ductile-iron impulse-line manifold (003H6856)
Danfoss

Danfoss combination piece K3, M45 / 3 × M45, ductile-iron impulse-line manifold

Part number003H6856Item numberCB-DANF-003H6856EAN / GTIN5702421544457HS code7307.19
MaterialDuctile iron GGG 40.3
HVAC & Refrigeration
Balancing Valves
MOQ:1

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Product Description

Danfoss combination pieces (003H6856) — genuine PN 25 accessory for the Danfoss self-acting controller range (m45 manifold combination piece (ductile iron)). Material Ductile iron GGG 40.3. For district heating/cooling circulation water at PN 25. OEM designation "Combination Piece K3, M45 / 3 x M45". Net weight 1.237 kg. Contains lead per the REACH candidate list. OEM P/N 003H6856. EAN 5702421544457. Technical data quoted verbatim from store.danfoss.com (code 003H6856).

Technical Specifications

Code number
003H6856
Type
Combination pieces
Product group
Accessories — SAC (self-acting controllers)
Configuration
K3, M45 / 3 × M45
Function
Manifold junction piece that combines/branches Ø6 mm impulse tubes to the actuator
Pressure class
PN 25
Material
Ductile iron GGG 40.3
OEM description
Combination Piece K3, M45 / 3 x M45
REACH Candidate List substance
Lead (CAS no. 7439-92-1)
Volume
1.13 L
Net weight
1.237 kg
Gross weight
1.237 kg
EAN
5702421544457
HS code
7307.19
Description
Combination Piece K3, M45 / 3 x M45
REACH Candidate List substances
Lead (CAS no. 7439-92-1)

Standards & Compliance

Material
Ductile iron GGG 40.3
Pressure Rating
PN 25
HS Code
7307.19

Compatibility & Fitment

Genuine Danfoss ductile-iron combination piece (003H6856) — M45 impulse-line manifold that combines/branches the Ø6 mm impulse tubes feeding the controller actuator. Match the K2 (2-way) / K3 (3-way) configuration to the impulse-line layout on site. Pressure class PN 25.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Danfoss 003H6856 — OEM Product Page

Catalogue entry last verified: 2026-08-24. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 003H6856?
003H6856 can be ordered from cballast.com as a Danfoss catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Danfoss product?
The manufacturer part number is 003H6856.
What is the HS code for 003H6856?
The customs tariff (HS) code for 003H6856 is 7307.19.
Who manufactures 003H6856?
003H6856 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 003H6856?
Yes — the 003H6856 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 003H6856?
The minimum order quantity is 1.
Is 003H6856 available?
Yes — 003H6856 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).