WA HVAC

EST-26-0285 Rev A

Northern Star Resources · KCGM Fimiston — mill control room cooling
MYOB · synced 09:14 Demo 08 Oct 2026
Accepted
Accepted 27 Aug 2026 — job J-26-0224 raised
KCGM Fimiston — mill & workshops · Goldfields · Kalgoorlie · from ENQ-1182 · prepared by Michelle
Cost
$42,419
192 labour hrs · $14,180
Price ex GST
$59,691
15 lines · 2 groups
Margin
$17,273
28.9% of price
Total inc GST
$65,660
GST $5,969.10
Bill of materials & labour Accepted
ItemQtyUnitUnit costMarkupUnit sellLine
Switchroom cooling — 2 × 7.1 kW duty/standby × 5$53,451
MEA-MSZAP71
Mitsubishi Electric 7.1 kW wall split (MSZ-AP71VG)
10 ea $2,040.00 25% $2,550.00 $25,500.00
CU-PR1438
Pre-insulated pair coil 1/4" + 3/8" × 20 m
10 coil $238.00 35% $321.30 $3,213.00
MS-BRK750
Wall bracket 750 mm heavy duty, galv
10 pr $48.00 35% $64.80 $648.00
MS-PADS
Anti-vibration pads (set of 4)
10 set $22.00 35% $29.70 $297.00
EL-ISO20
Isolator 20 A 2-pole IP66
10 ea $36.00 35% $48.60 $486.00
EL-IC415
Interconnect cable 4C 1.5 mm²
150 m $2.29 40% $3.21 $481.50
EL-CON25
Conduit 25 mm × 4 m + saddles
30 length $7.50 40% $10.50 $315.00
CT-DUTY
Duty / standby changeover controller with alarm relay
5 ea $640.00 30% $832.00 $4,160.00
MS-DRAIN
Condensate drain 20 mm PVC + fittings
10 set $28.00 35% $37.80 $378.00
MS-SUND
Fixings & sundries allowance
10 lot $35.00 35% $47.25 $472.50
LAB-MECH
Refrigeration mechanic
70 hr $72.00 73.6% $125.00 $8,750.00
LAB-APP
Apprentice
50 hr $38.00 97.4% $75.00 $3,750.00
LAB-ELEC
Electrician
40 hr $76.00 64.5% $125.00 $5,000.00
Regional mobilisation — 2-person crew × 2$6,240
TRV-TIME
Travel time — regional (per person)
32 hr $60.00 50% $90.00 $2,880.00
TRV-KM
Service vehicle — regional travel
2,400 km $0.95 47.4% $1.40 $3,360.00
Scope & exclusions
Supply, install and commission as per the line items. Includes electrical isolation, refrigerant charge, testing and a commissioning report.
Exclusions: Builder's works, penetrations through fire-rated elements, after-hours work unless noted, structural certification. Flights and camp accommodation supplied by client on remote sites.
Client & site
Client
Northern Star Resources
Contact
Kirsty Hamlyn · 08 6188 2100
Site
KCGM Fimiston — mill & workshops
Access
DIDO from Kalgoorlie · KCGM induction
Terms
30 days EOM
Priced on
21 Aug 2026